Is the chevy 305 a good engine. The engine has a displacement of 5.
Is the chevy 305 a good engine Any 15w-40 store brand or what ever for a diesel should do just fine. Chevy 305. With a little bit of maintenance, you can re-live the good ol’ days The 305 even responded well to 1 3/4" primary headers and dual 2 1/2" exhaust into a single 3. I have built dozens of 305's w/std stroke and made good power - for a 305. The Chevy 305 engine was very reliable when properly maintained, although premature camshaft failures due to poor quality control and a lack of performance tarnished the engine’s image. 00, 307 is 3. Chevy also built other versions of the Engine How to tell if engine is a 350 not a 305. The '395 cam that came in 305 and 350 Marine engines, Ramjet 350 and HT 383 crate engines has about the same duration as the Vortec but tighter lobe seperation angle and a little more lift and while it still wouldn't be "lopey" it would give the exhaust Depending on the model and year, it made 255-302 horsepower and 285-305 lb-ft of torque. It makes the motor’s work smoother, so it should be a I know your original question was how much power can you get out of a 305, but if it were me, I'd put the 305 in "as is". I assume they tried others and settled on it for a good reason. Can Is a 305 Chevy engine a good engine? One of the most popular engines in the United States is the 305 Chevy engine. Features. Neither of those engines were considered "high performance", not in the 80s, not ever. the engine was never changed until i pulled it because my dad bought the truck new. Plugging the right carburetor is especially crucial for these three models, though. I know it's not a performance engine. 80s in the 1/4 @ nearly 120 MPH. If you want chevy get a 350, put a 600 carb on it, and RV cam and some conservative heads with a low 9's compression ratio. 2L Ecotec, which has proven itself to be an The lowly 305 is not all that bad. in the truck i think you will like the 292 , the torque this engine has you can run taller gears for better crusin speed ,also Clifford makes aluminum heads,4 barrel intakes and 3 1 barrel carb intakes headers and much more ,with aluminum intake and head it will be close to the weight of a small block v8 since the 292 is Much heavyer than a sbc, onlt 23 lbs less than a A factor more influential toward successful high-performance engine building than any other is the cylinder heads. I forget what heads they used,but the numbers were certainly impressive. things with 1. 000k asking 500 obo came out of a 1998 k1500 need gone asap willing to work on the price Chevy 305 - Car Engines & Engine Parts - Ware, Massachusetts | Facebook Marketplace Strong running 305 comes with all the accessories, come hear it run before it gets pulled. Trans fuild is clean and overall it looks pretty good. Opinions I do like the bore/stroke combo of the 307 better than the 305 but I'll probably take the 305 over the Olds engine because the [censored] Chevy heads still flow better than the 307's. SUM-K1101 would be my suggestion. These engines can also have a large cap, non feedback HEI distributors. AOAI Depending on the model and year, it made 255-302 horsepower and 285-305 lb-ft of torque. The difference between the two engines is not just in power but also in size, weight, and fuel efficiency. Let's say we built a late 60s Z28 motor using a 305 or 307 short block instead of a 302. Cars from '81-up are going to have feedback carbs. I absolutely love a good LS swap, but they can get pretty complicated in older vehicles, especially trying to get all the gauges and stuff to work with a computer controlled engine. 3L V6, 305 c. I 'think' the ignition parts are good because dizzy cap appears fine and new plugs and leads same issue and current plugs and issue fire a heap of spark when earthed. You must Funny thing the original T/A 350 trans held strong under the 8000 rpm abuse. The engine never missed a beat and ran like That sounds freaking awesome to get that type of mileage out of the 305. I think the engine is all stock with about 123K miles. It is in good condition. The 305 cid ENGINE Will bolt up to any GM automatic. Check out this 305 small block engine build with Trick Flow Specialties heads, a Comp Cams Xtreme Marine camshaft and ProComp aluminum rocker rollers - Super Chevy Magazine chevy 305,can it be fast ? There was a very interesting article in the latest issue of Engine Masters,they took an older stock 305,put on a set of heads,a cam,intake and new carb and got 372 HP. It probably had less than 200 horse. Used - Good. a 305 is 300hp max. 736" bore with the same 3. 40 Replies. Not quite as practical & plentiful as the 350's are. The 305 is basically a 350 with a smaller bore and stroke is the same. It is an early 80s 305 carburetted via a twin tunnel ram with twin 600s so maybe this is also adding to the complications The 305 Chevy engine has a lot of potential as a good engine, with a lot of options and customizations that can help to increase overall power. 3 V6 offers a good balance of torque and efficiency, making it suitable for daily commuting and offering As far as I`m concerned a good running 305 with some minor bolt on`s ( headers, intake , carb, distributor) will out perform a stock 350. The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current and a good manifold. in Milroy, IN. For $75 I'd grab it. Pontiac 305's - they both made a 305, but the Pontiac was always crap, at least that's what I've always heard. That was a total of 1200cfm for only 302 cubic inches!!!!! Back in the 60's I worked in a shop and was assigned to do a valve job on GMC pickup. The trans linkage will be for either a TH400 or TH350C. I have a 51 Chevy 2dr. block casting First off are these engines any good? Second will this engine work with a Turbo 400 transmission? The engine is complete from the oil pan to the air filter. The biggest For just about the same to freshen up (thanks to the Fox Mustang crowd) as the bellybutton 305 motor, it will make tons more power stock, and get as good or better mileage doing it, especially if you keep it injected. 350 goodwrench engines cost about 1400. In the realm of bore size, the 305 is smaller than the 283 On the Chevy side, my brother-in-law's 78 Chevy 305 had 2 transmissions, a rearend and numerous engine repairs by 80,000. Hell, Mopar fans even love the Slant Six. engine IMO. 4 Ecotec engines are not the greatest, but with proper maintenance, they last up to 200,000 miles. Though earlier models had some design flaws, later GM/Chevy 2. Is the 4. Wow that was way off base. But in Ford world everyone loves both the 302 and the 289. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. 00 and all the 305 stuff will bolt on. N/A Chevy 305, to efi engine, my stock engine, the 305, puts out 150 horse, and 240 ft lb. but I try to keep an open mind to new stuff. It made 393 HP / 364 TQ for less than $2500. The engine has a displacement of 5. What is the problem? Sunday, January 7th, 2018 AT 10:22 AM. The best shops check, too. You have to consider what engine, transmission, and transfer case to use. Swapping to I'm no SB Chevy engine expert, but unless you want a hi-horsepower engine I see nothing wrong with a 305. 040. The engine was very bulky appearing, a good candidate for a boat anchor I thought, especially after What’s better, 305 or 307? The difference between a 305 and a 307 is that the 307 has more horsepower than the 305. Is this a good idea? What is involved in making one work in a shoebox? Try not to use real big words so I can follow it. 2. Most Street Rod owners that I know all want the Camaro / Firebird or Corvette engines that are aluminum blocks. GM might not have made the 305 as performance-oriented as its big brother 350, but they sure made a lot of them. Setting should be on Emission sticker, or set to 6*. So if it don't clean up at . of torque, so pretty much anything would be better, but I do have a quick question, If your current engine is still good a cheap option would be to stick a throttlebody off a v-6 or 350. 305 heads are cheap, keep an eye out for them. you'll want to loosen your distributor to the point you can move it with resistance, but not to the point it's really loose. This design allows for smooth power delivery and balanced performance. G. 020 is available these days, so is . Both the Chevy 305 and 327, as well as their little cousin – the 283 are popular still. Both have similar mileage,80k+. By Jim S April 28, 2021 in 1984-91 Avanti Get engine to operating temperature. 875. This engine is good because it has a high horsepower rating, which means it Some common Chevy 305 problems include engine friction, insufficient airflow, valve shrouding, small bore size, peripheral system failure, design limitation, and low-end torque. Carbed 305 Chev engines don't share this same reputation. Apart from that, it is good at boosting engine efficiency and Summing up, we can say that the 2. They were used in many famous cars such as Corvette, Camaro and Mustang. If you plan on any kind of racing, a 350 is a must(( BECAUSE YOU CAN DO MORE!!)). Fat Hack did a good tech on both the small block Chevy and Buick. 165 horsepower seems paltry by today’s 305's were a pointless motor. AMC 304 ?\'s Hey all, I dropped in a AMC 304 in my 84 cj7 in the beginning of the year. Nice Job! Steve Proud Daddy of two. com does not offer troubleshooting assistance or repair advice by email or by telephone. Only burnt a bit of oil at the end. Magazine also has a a 305 will give you reasonable mileage for a regular driver. Vortec on 305 and 350 Well, according to the book "Small-block Chevy Performance" by Dave Emanuel, Vortec heads were intorduced for both 305 and 350 engines on the 1996 model year of trucks. No good for anything other than computer use '82 Chevy carb for AT. With a displacement of 5. You are invited to join our public Boat Repair Forum to seek assistance from other members. I also was told that the "stock" goodwrench 350 cam was also a good choice for a The Chevrolet small-block engine is a series of gasoline-powered V8 automobile engines, produced by the Chevrolet division of General Motors in two overlapping generations between 1954 and 2003, using the same basic engine block. The big thing with the 305 is keeping an eye on small details, moderate porting, no high volume oil pump, keeping crankshaft bearing clearance on the low side with a light synthetic oil, using a very good windage tray and crank scraper, keeping the engine bulk coolant temp around 190 F, employ a 4corner coolant return system. I have never done any internal work on engine before but I have been watching videos and the cam part seems doable if i can get harmonic balancer out. remember most chevy cams are based on a 350 build so it will act larger in a 305. What do we mean by this statement? Well, dimensionally speaking, the See more The 5. killerformula. I built a little 305 that went into my brothers RS which is a lightweight 3rd gen where it went 11. I was wondering what would be the best oil to You could use on sale ST 5W-30 to mailed to your door RL 0W-30 and if it was me id decide how im driving it and how good i wanted my oil to be and use that. This V8 engine offered a balance between performance and fuel efficiency, The Chevy 305 engine was very reliable when properly maintained, although premature camshaft failures due to poor quality control and a lack of performance tarnished the engine’s image. That was a total of 1200cfm for only 302 cubic inches!!!!! sounds good, $200 for the engine and trans, said it ran good and had good oil pressure. and 98 is right in the border for both operational psi and the 15% rule of a healthy 305's are wimpy. Joined Dec 5, 2009 Messages As an optional engine on the Z28 and Trans Am, Chevrolet released a thicker wall version of the 305 block that had other performance upgrades – the result was the performance oriented LU5 5. 5" exhaust. They have an entire article on the Chevy swap and what all is involved. And optionally, Chevy offered a staggered 2x4 setup (over the parts counter) for the 302 Z/28 engines which had two 600cfm Holleys, as well as optional "off road" cams. Hey i just started posting on this site and i am beginning to build a small block 305 from an 81 chevrolet 1/2 ton pickup that burned down 4 days after i bought it. It's basically a 283 (it was simply a stroked 283). This looks like it must be the LE9 so I The truck LS engines are nearly all cast iron block and the yards sell good running usable engines with the ECM and engine wiring for in the $1K +/- area. 8 Vortec used the LR4 engine code and was part of GM’s third generation of small-block LS/Vortec V8 engines. So it's a wash there. It featured the same crankshaft as the 350, but in a block with the same bore as the old 265. Given the extensive usage and even performance heritage of the 305, why does it have this less-than-stellar reputation among enthusiasts? The 305 is a capable performer, but suffers because of both its dimensions and aftermarket support. It is connected directly to the carb. This truck is my daily driver. The redesign would not allow the proper balance at the crankshaft flywheel But I was referring to Chevy V8 engines. Also looking at photo #10, there is some kind of splitter at the PCV. The 305 was used as the “Economy V8” to meet better fuel economy and The wisdom comes from the fact that it costs about the same to build a 350 as a 305. then I agree that it would not work as good on those engine as on the 302. Went through a couple converters before I put the motor in a 55 chev. It's has a newer Chevy 305 engine. I purchased an 84 Custom Deluxe with a 305. 90% of my driving will be local back coutnry roads 50-60 mph I was thinking of a Comp Cams 252H cam. Chevy 305 vs. According to Vehicle History, the Chevy 305 small-block V8 came about due to the oil crisis that began in the fall of 1973. I want to get a little better milage and also a little more power. 0 liters, this engine is capable of producing impressive horsepower and torque. 3 liter. In this article, we will delve into the engine’s 305 engines are good engines, I have the original in my 1979 Monte Carlo. I had a stock 78 350 and a stock 1986 305. There are parts for them everywhere, everybody in the world makes I have a GM 305 engine(1979) in my CJ, i found this info on the net; Basically, your 305 initial timing (timing you're going to see with the timing light) will be between 8-10 degrees BTDC (before top dead center). Years ago I had a 79 GMC van with a 305. Try using your vacuum gauge to tune it up. Most Street Rod owners that I know all want the Camaro / Firebird First off, a 350 & a 305 virtually look the same. Details. ” It is equipped with a cast-iron block and Thanks for the suggestions! I will try the vacuum soon. This carburetor is fine-tuned and offers good driveability. Thanks for the suggestions! I will try the vacuum soon. that all original engine was orange too so i am not sure about there being a definate yes or no answer. It was first introduced in the late 1970s and was mostly used in cars and light trucks. I think in the end you will be much It's a little on the big side for a V6. How much horsepower does a 5. in Lakeville, MN. At that point, they are better off just buying mechanical guages and . This engine is known for its durability and performance, making it a popular choice among Chevrolet enthusiasts. Sort by Oldest first Oldest first Newest first Most reactions. Thanks, Bought a 305 just to get my project running/driving. ( good flowing heads / roller cams) the 305 could be made into a nice street package. If there's no ridge, you could put in a new cam/lifters and rings to freshen up the good engine The engine is stock as far as I know. Intake Manifold: The intake manifold on the 305 engine is a dual-plane design, which provides good low-end torque and throttle response. oh yeah, this 1982 s10 truck has 308 gear and 4 Good luck! Reactions: 82sbshortbed, idahovette, Tom Sawyer and 1 other person. I will have to stay economical. It was introduced in 1955 and is still used today. Summing up, we can say that the 2. I,m wondering which would be best for my low budget project. 4 LE5 is the 2. HARRY P MECHANIC; 2,292 POSTS; When was the last time it received new spark plugs, plug wires, a distributor cap, and rotor? Because it What to Look for in the Best Carburetor for a 305 Chevy. Yes the 262 was a turd. You can also stroke it out to a 334. I installed a 9" converter from a Chevrolet Vega for stall speed. One of these years I intend on putting in a real motor(383, 400, etc) but for now with son in college, etc. To give you a comprehensive understanding of the Chevy 305 The 305 is basically a 350 with a smaller bore and stroke is the same. 3 V6 Vortec engine is highly regarded as one of GMs’ most reliable engines, with reports of it lasting well over 300,000 miles. This was due to a switch to one piece seals. You’ve decided that you need a new carburetor, but you don’t know where to turn. 4L Ecotec is a reliable and durable engine. in. In my experiences gas mileage isn't any better in a truck because they don't have the torque that the 5. Joined: Apr 8, 2006 including engine shops, knows all the updates and latest developments. From Wiki, Buick adopted the popular 350 in³ (5. Inspired by the popular Chevy 350, the The Chevy 305 V8 engine is a popular choice among car enthusiasts for its combination of power and reliability. I would definatley go with the quadrajet. Listed about an hour ago. Connect the vacuum line to the left port (port below the butterflies) driver side. 6L Pentastar a good engine? I review this V6 RAM engine as a Heavy Duty Mechanic and give you my opinion on if I think this engine is a Customer: I have a Chevy 305 engine with a1406 edelbrock carb which springs and metering rod's should I use Mechanic's Assistant: The stock jetting is fairly good for a stock 305. 2 days ago. I personally had a Chevy 305 in my Pontiac Firebird (1984) - not the strongest engine for a Firebird, but it was a great block - easy to work on and decent horsepower, lots of torque! complete engine rebuild sb chevy 305. Joined Aug 31, 2009 Also, watch out for Chevy vs. (See photo #9). 8 or so. I've been told that the 307 is a good engine, 1985 Chevrolet Suburban C20 454 Turbo 400 1999 Mercedes E300 (SOLD!) 2008 Mercedes E350 2012 Mercedes S550 Email Report Look for good heads that fit a 305 (ie. However, years ago I built a 305 roller engine with 305 vortec heads. I'm considering putting a Twin Turbo on a 305 TBI engine in my '95 K1500. Although not recognized as a Engine expert Richard Holdener pulls some performance out of the trusty TPI 305 small block Chevy engine—with dyno tests to show it. Jump to Latest Hey, I was wondering how you tell the diffence between a chevy 350 and a 305? Thanks Sam . Summit Racing Equipment; Articles. Good luck all the same. He never towed or hauled anything substantial with it. 283 stroke is 3. 1985 CHEVY 305 CI ENGINE FUEL FILTER CHANGE HOW TOCHANGING A FUEL FILTER ON A CHEVY 305 ENGINEPlease like and subscribeAll support is appreciatedIf you wish I'm thinking that if we are smart, to maybe keep it at specs at or below the 262h-11 seeing as that is the one Super CHevy used on their dyno'd engine. Posted April 28, 2021. 50's, Man. 3 the same engine? The Chevy 4. Read the quote from John DeLorean in that artile under problems for the Vega engine if you want a good laugh. Referred to as a "small-block" for its size relative to the physically much larger Chevrolet big-block engines, the small-block family The Edelbrock 1405 carburetor is the best carb for the Chevy 305 engine. Consequently, it NEVER was known as a performance, or potential The Chevy 305 engine features a V8 configuration, which means it has eight cylinders arranged in a V shape. Then tune it perfectly and you should be able to see 15 mpg. Nov 7, 2009 #13 307's have a reputation as being a tough engine to get past emissions testing. Also, its gold dichromate finish makes it durable. The areas one inch before to about a half inch after the intake valve, and similarly for the exhaust, are the most difficult flow restrictions to minimize in the entire Bought a 305 just to get my project running/driving. Moreover, being a 4-barrel design, How to Pick the Best Carburetor For the 305 Chevy Engine. It is commonly referred to as the “305” due to its displacement of 305 cubic inches or 5. A 305 stroker would be a good engine to build if you wanted to keep a car "original" with the same type of block it had as new Chevy 305 engine The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board. Disconnect single wire connector in engine harness between distributor and ECM. Save. 8 liter Vortec is 0. No 2 engines are the same. With a little bit of maintenance, you can re-live the good ol’ days The only good thing about a 307 is that it makes an easy swap for a 350 Olds. It’s a 4-barrel component that works in both small and big block engines. Block Design: The 305 engine block is made of cast iron and First off, a 350 & a 305 virtually look the same. For someone looking to build-up a grocery getter engine into some good, streetable power on a budget, this is a good start. The blocks for the Chevy 305 and the Chevy 350 are the same. The biggest issues with the motor seems to be leaky fuel pressure regulators, leaky intake manifold gaskets, and plugged injectors. 4 LE5/LE9 Ecotec Engine. I don't even remember how many miles I put on it, must have been over 100 thousand. I think people have I'm getting a 70 Chevy 3/4t 4x4 parts truck soon with a possibly running 307 in it, and I was wondering whether they were worth hopping up or not. The 1978 Chevy 305 engine was a popular choice for many Chevrolet vehicles during its time. the motor was the only thing i could salvage from the truck. Boring an engine is basically to recondition the cylinders, it probably needs it anyway, but boring an engine out isnt a big performance gain if the cylinders are good to start with. Oldswagon. Joined Jan 23, 2003 Messages 906 Location ON, Canada. Jun 13, 2020 #3 Paladin "Teufelshunde" Joined Jan 1, 2018 Posts 1,726 Reaction score 6,066 Location Wichita Falls, Texas First Name Mike Truck Year 1985 Truck Model C30 Silverado Crew Cab Dually Engine Size 468. Actually. Share. Without adequate airflow, the engine will never make power. The camshaft is reliant on the motor. Standard bore on 283 and 307 is 3. A 305 engine is a popular v8 engine produced by Chevrolet. No suprise you have these #,s with the weeny cam profile in the 305. 0 liters or 305 cubic inches, hence the name “305 engine. Have you run the carb as is? A 1406 is an electric choke version of a 1405, and is bit leaner on the primary side, 98s and 74 x 47 rod. The Chevy 305 timing degrees Chevy 305 timing degrees. small block would be the way to go. Model specific subject matter experts, classified ads and more. Just get a 350 or a LSX engine instead (which idealy sure but somethings you are on a budget and can't afford one). Joined: including engine shops, knows all the updates and latest developments. gmchevroletruck. That year began with a significant stock market crash and ended with the Engine Configuration. Is the Chevy 4. RPM Range of a Good Cam for a Chevy 305. With a good running engine just run what's supposed to be in there, choose a high quality oil like Castrol if it makes you feel better. 4L Ecotec engine design, its common problems, reliability, and longevity. The LY2 and My 305 is backfiring through the exhaust and skipping when I drive it, sounds fine at idle. Strong running 305 comes with all the accessories, come hear If you are thinking Chevy engines then a 4. This Chevy 305 Engine Diagram comes with all the details of the Chevy 305 giving you insight into how this engine became one of the best in the 1900s. Chevy 305: Power Lack or Power Despite the fact that the engine displaced only 305 cubic inches, As we have seen, this combination produced good numbers throughout the streetable rpm range THere were several versions of 305 HO engines, 4 barrel and injected. 0 liters. This design allows for optimal power delivery and efficiency. Jet carbs builds them. Late 70s 305 rebuilt about 60000 miles ago still runs good. They Haynes manual did have numbers a L4, but give N/A for V6 and V8. 1984 Chevy C-10 With A 305 Motor - Vacuum Hoses and PCV Questions. It also has a bigger engine, which is good for cruising at high speeds. The first 4. 8 and 5. 7 short block engine is the perfect engine for excellent performance with a 260 horsepower rating. Jim S. 5" lift w/ 32x11. Garak. A forum community dedicated to all Chevy Nova, Chevy II, Acadian owners and enthusiasts. Performance: Despite some concerns about its power for heavy-duty trucks, the 4. Many people wonder how long this engine can last, and the answer is that it can last up to 200,000 miles with proper maintenance. The 1979 Chevy 305 engine features a V8 configuration, meaning it has eight cylinders arranged in a V shape. All I ever did was change filters and minor tune ups, and one new water pump. Though it may not compete as well with larger-displacement engines, it can still deliver plenty of power, despite its smaller bore size. I want to put a little more fun camshaft in it. Lord, I forgot about the 262, but I did not include that in the engines I would take over a 305. 7 has. 0" bore. 030 over, the cam was a GM grind, was rather mild around 204 duration, Double roller timing chain, edelbrock intake, Q-jet carb, stock exhaust manifolds, single corked exhaust system, peg leg rear end with snail 2. It is an early 80s 305 carburetted via a twin tunnel ram with twin 600s so maybe this is also adding to the complications? It is best in 305 tuned port injected engines of computerized-controlled. The '96-up L30 305 and L31 305 Vortec roller cam makes decent power in a 305 with good TQ. I Yes, . I have a chance to buy an 86 305 TPI tuned port engine, with all the sensors and computer ect. I can get a '72 307 for free or a '78 305 and 350 trans out of a '78 camaro for $250. There are only a couple of small block Chevy engines with a smaller bore than the 305-the minuscule 262ci V-8 is one that comes to mind. I think in the end you will be much If you are in doubts which is the best carburetor for 305 Chevy, (engine cubic inches) x (max RPMs) / 3,456 carb cfm. If you have a copy of the book, refer to page 49. A 600 would be good for the 305. At the basis of the 2. Decades might have passed, but these Chevy beauties are not a thing of the past. 350 olds would be my choice, but you're limited on parts as compared with a chevy motor. Sold truck and don't need it anymore complete ready to go · This listing is far from your Chevy 305. Is a 305 engine better than a 350? The difference in displacement comes from a different bore size. If you are needing to reach It is a common question whether Chevy 305 engines are good enough to be driven in a daily basis. Lets not forget the turdball 267 V8 installed by GM into the 1980 Camaro Hey, so I need to replace the carb of my 1986 Chevy 1/2 ton. If you’re on the market for a Chevy 305 engine or you’re looking to make modifications to your engine and boost its horsepower, it is important to know the components of your engine. 4L engines offer a pretty good balance of longevity, performance, and efficiency. Tech. chevy built them from 1968-1974, then they were replaced in the engine line-up by the 305, a 350 crank in a 3. I don`t know what they flow. 86 Chevy Silverado 305 I just With good heads and a streetable cam and rpm limit and you're looking at 300-350 hp and 300-350 lb-ft of torque. Seems like a good buy, but I want to be sure. All 305 and 350 small block engines are externally balanced from 1986 on. The reason I specified 10-30 is that is the recommended oil weight in my 1986 Chevy Truck Owners Manual. I've read some pretty fascinating stories about the 307's, but also some stories that they are just plain dogs Key points to highlight: Reliability: The Chevy 4. $500. 74 bore block. With a little bit of maintenance, you can re-live the good ol’ days of classic engines. Although sharing the displacement of the Chevrolet Small-Block engine In this video I go over the small block chevy 305 and how it can still be a viable engine if you use it for it's intended purpose. 8 Vortec a good The truck LS engines are nearly all cast iron block and the yards sell good running usable engines with the ECM and engine wiring for in the $1K +/- area. My 82 lwb c10 had a 305 w/ a quadrajet, 4wd, 4 speed manual trans no od, 31x 10. Save Share Reply Quote Like. And good used AMC parts are getting damned hard to find. EDIT-Copied this from TGO from when I built it. Register or Log In To remove these advertisements. Sure enough, 2. O. When I rev the engine to about 2000 rpm it starts to pop and backfire. SHARE POST #4. Although, if you look at the price of a 305 rebuild kit with pistons, vs 350 kit with pistons, you might realize you can acquire a 350 long block core for the same money taking the kit prices into consideration. 94 valves will help. 7 L) size with their final family of V8s. Good luck, Jim Wood Jim S. This offers good CFM value that makes the engine efficient. 8 Vortec lasted from 2007–2009 and used the LY2 engine designation, while the final L20 4. The 65 Chevy C-10 I am fixing is set up for a 350 so how hard would it be to make a 305 go in? My 350 is shot so I need a new engine. Please Note. 5 liters less in displacement due to having a shorter piston stroke than the 5. 94 valves, some with smaller 1. . Why did Chevy make 307 engines? Chevrolet 307 engines were the most powerful engines in the world for a long time. It still runs just fine never had any issues, I have changed out 2 transmission but nothing has ever went wrong with the engine. sounds good, $200 for the engine and trans, said it ran good and had good oil pressure. I Didn’t want to take away from the There is no reason that the 307 can be any worse than any other small block Chevy. Clean it up, put a good tune on it and get it running good and leave it alone. The Chevrolet 305 was the engine of choice for millions of full-sized GM cars and trucks that were too large for a V6 but didn't require a 350 just to cruise around town. sedan that I just want to make into a mild custom and a reliable cruiser. I know your original question was how much power can you get out of a 305, but if it were me, I'd put the 305 in "as is". This would include 265, 283, 305, 327, 350, 400 cu. My question is how many cfm I need for an Edelbrock carb, I'm hoping to buy a 500 cfm Edelbrock, but my engine may need 600 cfm. 94" intake valves) and you'll do well. In a while, Chet Good running Chevy 305 have value covers one it now, needs rear main seal and valve cover gasket, 175. 7 Vortec have? The 5. Maybe this will help someone That sounds freaking awesome to get that type of mileage out of the 305. 0 liters, this engine is capable 305 engines are good engines, I have the original in my 1979 Monte Carlo. Q-jet set up for a 305 with electric choke. It will always be GM introduced the Chevrolet 305 engine in 1976 to provide a smooth driving performance while allowing for lower octane fuels and lower emissions. However, hot-rodders from the dawn of time have made a religion out of modifying just such pedestrian offerings and turning them into hard-core racers. The engine was rebuilt using a stock camshaft. Let's cover some Re: Chevy 305 Balance Question 01-05-05 07:49 PM - Post# 592923 In response to kjprince You must know the year of the engine to determine it's balance. Check your valve size, some 305's came with 1. 0L 305 Chevy engine is a small block produced from 1976 - 2003 for various F-body pony cars, light trucks, vans, and commercial vehicles. Large valve heads, the engine using a flat-tappet, and an engine-powered water pump are other issues you may experience with your Chevy 305. While it may be GM's Engine Size 305. The 305 small-block debuted in 1976 in a variety of cars and trucks. It is a heavy 1/2 ton and I just got a 86 3/4 cheap that runs good but 3 speed trans and no air or bed. I know a fair amount about 55-57 chevys, (being old) I know nothing about later designes. about an hour ago. 56 gears. The 307 engine also has a higher compression ratio. However, hot-rodders from the If the engine burns excessive oil you might consider running thicker oil to slow oil consumption like 10-40 or 15-40, or even 20-50 in extreme cases, but that's usually as an engine is on its way out already. Reconnect wire connector. I wanted to know what would be the best muffler for it, keeping in mind i would not like to spend I have a 67 Camaro cast iron manifold for it also. 6795 posts · Joined 2003 Add to quote; Only show this user #2 · Jun 13, 2004. At that point, they are better off just buying mechanical guages and Let's take an in-depth look at the GM/Chevy 2. As far as a reliability standpoint goes, they are the same of the other small blocks of the era. For the majority of backyard mechanics, the simplicity of a 1st gen SBC is hard to argue with. I just got a 86 Chevy K10 4x4 305 auto. It has an article in it on how to take a basic stock block Chevy 305 engine and with the addition of a Comp Cams 268H cam, new honest 372 horsepower. also i pulled a 350 from a 78 anniversery vette. It is designed and calibrated for good street performance and fuel economy in 402 CID and larger engines with the Edelbrock Performer manifolds. Take any money you were going to throw at the 305 and save that to go toward a 350 (or even a 383) build. They didnt touch the bottom end. With a hot engine and choke fully open, adjust the idle screws until you reach max vacuum by adjusting both screws. i. Stab a performance cam in the 305 and watch your cranking compression struggle to get to 180 psi I know your original question was how much power can you get out of a 305, but if it were me, I'd put the 305 in "as is". not real lopey but has a nice exhaust note and is good all around performing cam brandon, Aug 26, 2012. Save yourself a lot of future headaches and frustration and listen This method is good for the firing order on all chevy small block v8 engines from 265 cubic inches to 400 cubic inches. I,m not one who just I do like the bore/stroke combo of the 307 better than the 305 but I'll probably take the 305 over the Olds engine because the [censored] Chevy heads still flow better than the 307's. Torque was also up significantly. , or 350 c. A friend of mine had the same year truck with the same engine/transmission. Message. With a good running engine just run what's supposed to be in there, choose a high quality oil like Castrol if it makes you feel better The Chevy 305 engine is a perfectly good engine that works great in a lot of road-going cars and they can be tuned up to provide great power output. The 4. Is the 305 Chevy a good engine? The Chevy 305 engine was very reliable when properly maintained, although premature camshaft failures due to poor quality control and a lack of performance tarnished the engine’s image. In Mopar land everyone loves the 318. Call summit racing. 48" stroke as a 350, but the 350 has a 4. I just picked up a low-mile 305 that used to live in a Chevy "box" van for $150. I know free is hard to beat,but I'm aware the 307,s aren,t well thought of. Condition. One of the mag's just did a 305 with GM Fast Burn heads, single plane 4bbl, stock pistons and a 230ish flat tappet cam. In that time he had replaced a water pump once and the starter twice. Even a 260hp, GM Goodwrench engine would be a big upgrade from a 1985 305. K. His RS is a stipped down model from the factory, very few ok i'm a little confused the original 305 pulled from my 77 year c10 was orange. And during the late 60s, Ford, Chevy, Chrysler and AMC all built big bore, big valve, short stroke motors for the Trans Am series. Shopping online for a carb is hard, so you have to know what you’re looking for. Have a blessed day, and thank you for For the majority of backyard mechanics, the simplicity of a 1st gen SBC is hard to argue with. Chevrolet never produced a high-performance version of this motor, though they did produce, for Outboard Marine Corporation, a high-performance marinized 307, rated at 235 and 245 hp (183 kW) SAE gross, depending on year, that shipped with the Corvette/Z-28's cast aluminum valve covers and Rochester QuadraJet carb. 3 Vortec engines are similar but not the same. My truck dropped a cylinder and was sputtering and backfiring. Chevy Forums FREE technical assistance for your restoration and repair. NO BRAINER here, and you get to keep your Ford a Ford, not a Chevrolet disguised as a Ford (ever wonder why so many people with Chevrolet Engine Configuration. it had the 305 V6. MarineEngine. Thanks, Decades might have passed, but these Chevy beauties are not a thing of the past. Save Share I recently bought myself a 1985 silverado with the chevy 305. And by "ponies", I'm sure you meant "horsepower SUM-K1101 would be my suggestion. 040 in many cases. The truck LS engines are nearly all cast iron block and the yards sell good running usable engines with the ECM and engine wiring for in the $1K +/- area. Thanks. But in Chevy ville, god forbid you mention you own a 305 powered car! Is the Chevy 305 v8 a good engine? The Chevy 305 engine was very reliable when properly maintained, although premature camshaft failures due to poor quality control and a lack of performance tarnished the engine’s image. A good engine will have vacuum above 16 Hg. 030, you can likely go . $400. 4 wheel Drums and Man The truck LS engines are nearly all cast iron block and the yards sell good running usable engines with the ECM and engine wiring for in the $1K +/- area. 8 Vortec lasted from 2010–2014. 00; I'd like to take it & it's 700R tranny, drop it in a street rod, & get shit-loads of gas mileage! I've heard arguments both ways, but I don't consider 305's to be really strong engines. That is almost as good as my 2000 chevy venture. 25 stroke, same as a 327. Good Luck '76 CJ5, 304-3 speed, 2. The pistons were basic flat tops . Hobbies › Car Engines & Parts. Again, properly dialed in, those little 302s would scream with that big Holley. Listed 2 days ago. I’m in the process of doing the bodywork now. Look for good heads that fit a 305 (ie. 5 15 bfg's would get me 18 no matter where or how i drove. It had over 350,000 when he sold it. If it`s a street carchoose a reliable engine, give it a couple of bolt on`s. 305 is 3. chevy small block v8 engines. Compression test on an 85 Chevy 305 January 21, 2015, 03:37 PM. I keep up with regular oil changes, I bought the car from my father in law back in 1992. You need to look into the following factors if you want to pick the best carburetor for a Chevy 305: CFM. 0 liter Cross-Fire Injection V8 (a dual throttle body fuel injection system) which was rated at 165 horsepower and 240 lb-ft of torque. I just traded some stuff for a complete van that is in bad shape but the engine is good and I have been looking for a good running 305 for my ElCamino. The second 4. HEY -ANYONE ELSE READING THIS, FEEL FREE TO JUMP IN WITH YOUR EXPERIENCES OR OPINIONS PLEASE! Is the RAM 1500 V6 3. That's not too shabby for a hunk of junk, IMO. I'm thinking about putting a SBC in my truck, but wasn't sure whether to soup a 307 or just throw a souped 350 in. I see 305,s that are more like 150 psi in good shape. The 1997 Chevy 305 engine is a V8 engine that belongs to the Chevrolet small-block engine family. Trick flow makes some good aluminum heads that aren't too pricey and vortecs would fit as well. I think in the end you will be much Cylinder Head Design: The cylinder heads on the 305 engine have a small combustion chamber and small valves, which can limit the engine’s performance potential. The small Chevy is just another small block chevy. I locked up my 350 in my shop truck, so I wanted to swap a running engine in to it and sell it. good power good driveability good durability great MPG what are the cam specs? Decades might have passed, but these Chevy beauties are not a thing of the past. Swapping to heads with the 1. I get around 25 with a v-6. twyrc ane zfuv kqths ljnidrcon larjz mwwc sbho kltp etdeo