Olds 307 nitrous Except of course when it's a smog era Olds with A/C, air pump, and bracketry in the way. 1) What could cause the hose to just blow off, hose and clamp are fine Fits Oldsmobile, Steel, Baffled, Street Road Drag Race Oil Pan, 6 Quart Capacity, 8 1/4 Pan Depth, Wet / Rear Sump, 2 Piece Rear Main Seal, Driver Side Dipstick chevy 305/350 and Olds 307 . 8 hp@5,900rpm. Despite being under the same General Motors umbrella, Chevy and Oldsmobile developed their own versions of the 307. I am helping my neighbor with his Oldsmobile 307 engine, to drop into his 1986 Cutlass. The high-output 9 version was available in the 1983 and 1984 Hurst/Olds & 442. The 403 was made from 1977 to 1979 and used across the Buick, Olds, Pontiac and Cadillac vehicle lines. Oldsmobile FAQ 455 CID Engine Detail. 018" ring end gap on your 283, unless the piston or ring instructions tell you otherwise. Mar 24, 2012 · Too, with those, the 307 with OD, cruising down the highway it may sound ok and once it pops into overdrive, the "tick" should be MOST prevalent if its the exhaust. For the most part it was a very simple straight forward swap. ) that are not designed for a stock engine. That is the ALDL (Assembly Line Diagnostic Link) connector. It is kind of like comparing a sbc 305/307 or an Olds 307 with a 5L Ford. Jan 13, 2011 · Recently swapped my Olds 307 in my 88 cutlass supreme classic with a sbc 307 out a 69 camaro, want to add a mild cam but curious to know what else i would have to do? Have a stock rear end would it hold up and what other modifications would i have to make to the motor. Can anybody tell me what year it is and what type of carbs could be used for this engine. I am an LS guy. miles on it but someone gave me a 307 for free. Shop Car & Truck Air & Fuel Delivery for Oldsmobile with eBay Guaranteed Fit. It was used by every domestic GM automobile marque. 0 motor, model years 1980 through 1984 with non-roller lifters. 000 org. 5 x 18. 3 out of 5 stars. Even the HO 307 that was in the 442 Cutlass, with 3. The Sunnen CK 10 cylinder hone does a great job of honing cylinders round and with little distortion. 0 with overdrive. 8 seconds, with 30 more horsepower (rated) than your base 307. 006 per inch of bore diameter Bottom line is there's nada wrong w/running 0. The compression ratio is 8. Its why the Qjets for Olds 307s lack idle air bypass, a feature needed for higher flowing engines. Up through Mid-85, 307's had normal 5A cylinder heads and normal hydraulic flat-tappet lifters. What is the highest i could bore a V8 307? Also what can I do to make the V8 307 put out more horse power and torque? I have about $3,000-$4,000 to spend. It was built with nitrous in mind. My 455 timing chain cover had corrosion behind the water pump. Jun 12, 2002 · The max I have seen a 307 put out is 245HP and something like 300 lbs torque so dont expect a hot rod or anything, but you should be able to stick in the 13's-15's with a decent rear end. It was sort of meant to replace the previous use of big block engines in the BOP line. Watch Nitrous Cts's popular videos: "A few pulls in the v", "#cargirl #carsoftikt". And Jul 24, 2009 · Do they make a 2 belt crank pulley for the 307?? I want to get rid of the smaller smog pump pulley. Jan 5, 2013 · Even if they made a simple bolt on kit for an Olds 307 it would cost a fortune and would still require custom fabrication on your part on top of needing the knowledge to set it up properly and tune it. 040 307). 080" (and later R46SZ with the smaller gap preset at 0. This question has been beat to death over on OldsPower. Use the search engine here to find out how to ID a GM trans. I was wanting to know what all can you do to get more horsepower out of it. Our Oldsmobile 307 engines for sale are 100% remanufactured, not rebuilt, in the U. in. R46SX View attachment Oct 9, 2011 · 1/4" pipe plugs. ported 5A heads, an Edelbrock Performer intake, and Edelbrock 800-cfm Thunder AVS carb. You can get a quick estimate of the year of the engine by looking at the 1" high casting number on the Jun 7, 2009 · Hey guys I know this is long but I'm really wondering whats wrong with this car I just picked up I just bought an 87 Limited Regal with the Olds 307 in it Wensday, drove it home for about a 400 mile trip from Philly. May 27, 2024 · This guide provides an overview of the components of the Oldsmobile 307 engine, helping you to understand how it works and how to maintain it. 0: 1. Now the car wont start. Its much much easier to get 300 emission legal HP out of a Chevy 305 than a Olds 307. CHEVELLE 66 V8 307 NITROUS ,O CARRO MAIS RAPIDO MONTADO PELA OLD SCHOOL GARAGE ,O CARRO FOI FEITO TODO (MOTOR ,SUSP. #HO307 – Oldsmobile 307 CID TBI Conversion Kit $ 1,500. They will fit 1964 to 1988 small block Oldsmobile 307, 330, 350, 403. Since I bought this without a test drive I have only driven it about a mile The Oldsmobile V8, also referred to as the Rocket, is a series of engines that was produced by Oldsmobile from 1949 until 1990. Try an Olds site for more info. How are these two versions different? Oct 6, 2007 · BRF ** GN/T-Type/Turbo Regals OZ ** Hurst Olds OM Olds 350 Diesels OG Olds 307 BY V-6 252 Cars AA and AP Cadillac's Transmissions marked "**" have a special (better for performance) valve body, plate, 1-2 servo, 3-4 servo, 2-3 intermediate servo, and governor. Nov 18, 2024 · Find OLDSMOBILE Nitrous Oxide Systems and get Free Shipping on Orders Over $109 at Summit Racing! Nov 1, 2009 · As if the bottom end of this baby Olds didn't already have our heads spinning, looking at what was bolted on top of the block blew our minds. See photo attached. But it's almost everyday that I see people on here looking for ways to improve the HP & Torque to these so called Oct 21, 2020 · Hello all! New guy here. I changed one of those a few years back and when the engine was removed the crankshaft was laying on the crossmember (three journals)and still had the main saddles attached and torqued, the pistons are very prone to cracking Aug 8, 2011 · One thing I have done in the past to help with belt slipping on a v-belt system is sand blast the inner part of the pulley where the belt rides to give it a slight texture to grip onto. 330/350/403 should bolt right in, and a 425/455 would bolt in and fit with a little work. I still have a baggie with bits of those rings and lands that hangs above a work bench as a reminder of being overly aggressive on a street car. Aug 8, 2011 · My 86 Regal with a 307 has single exhaust that I am changing to 442 exhaust and the fasteners on the front of the catalytic converter are so rusted I can not tell if they are supposed to be bolts or studs and I don't want to cut them off if they are threaded in. Does anyone here have suggestions for a good streetable combination of parts for 1970-75 Oldsmobile engine tune-up specifications including timing, dwell angle, and Spark Plug Gap, and firing order. The famous smog motor. Couldn't have asked for a better first ever motor swap. Feb 6, 2017 · Kind of like the Olds G bodies in the 80's got the sbc in Canada, so they were few and far between, only worked on a couple. This past weekend, a friend and I pulled the Oldsmobile 307 Mar 28, 2011 · Nitrous Oxide - Street- . I took it around town before handing over the cash and it ran really great. It should be able to hit low 12's high 11's in the quarter on the engine alone. Am i retarded ? Please Help !! Get the best deals for Olds 307 Engine at eBay. If the trans is a OD it is probably a THM 200r4, if a three speed it could be a THM 200, 250, or if you are lucky a THM 350. 0LG but the firing order is 18436572 and I know these numbers are also on chevy engines. All of them are substantially Shop Oldsmobile 307 Parts and get Free Shipping on orders over $175 at Speedway Motors, the Racing and Rodding Specialists. Great deals. V8 producing 180 hp and 245 lb-ft of torque, paired with a unique three-lever Hurst Lightning Rods shifter and a sporty 3. Get price quotes from local dealers. Dec 10, 2023 · What is the most effective mods to a 307 to increase HP without wrecking fuel economy? Daily summer driver? 86 442 Mar 10, 2009 · A 307 isn't going to last long with Nitrous or any kind of boost. This midsize muscle car blends classic performance with modern drivability for the early '80s muscle enthusiast. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Mar 1, 2020 · Explore the 1983-84 Oldsmobile Hurst/Olds, featuring a spirited 307-cu. Apr 10, 2013 · Hello everyone, I recently purchased a 1983 Buick Riviera for a decent price in Iowa. CHECK OUT THESE OUTSTANDING FEATURES: RAISED EXHAUST PORTS THAT ACCEPT STANDARD FLANGES USES OLDSMOBILE HARLAND SHARP ROCKERS OR COMPARABLE. Details Because factory connecting rods (or aftermarket versions of OEM rods) are used in a variety of applications from rebuilt stock motors to modified powerplants used in circle track, marine and drag racing engines – including those with superchargers and/ or nitrous oxide injection systems – ARP offers replacement rod bolts in three different models. In Mid-85, GM changed over to a 307 with 7A cylinder heads and a hydraulic roller-lifter drivetrain. The engine has a bore diameter of 3. Nov 15, 2014 · Olds gained 30 HP with ram air, shorty headers, Y pipe and Corvette converter in place of that awful crossover pipe and manifold set up. Putting a Chevy in is a bit of a pain, and NO chevy V8 parts will interchange with the Olds engine. Toggle signature 1983 Monte with a 565 BBC,Merlin Race Block,Callies Crank,Eagle 6. Of course he was using nitrous. 19 years old Turbo lac Ig: Nitrouscts. Dec 23, 2024 · The new Olds head from Edelbrock is designed for that family's small-block series—307, 350 and 403. 17 Stock Olds Cast Iron Intake - This intake can be found on some 307's from 82 to 84, all 307 on E body toronados and Riviera's and 77 and latter 350's with the 3A heads. 500" lift with about 180 cfm@28". Waiting for some quotes Details Because factory connecting rods (or aftermarket versions of OEM rods) are used in a variety of applications from rebuilt stock motors to modified powerplants used in circle track, marine and drag racing engines – including those with superchargers and/ or nitrous oxide injection systems – ARP offers replacement rod bolts in three different models. Jan 3, 2012 · I had a few questions about my 307. I cannot get the lever into the Take a look at this sweet Buick 307 CID from S&J Engines. See 8 user reviews, 30 photos and great deals for 1987 Oldsmobile 442. +5 Christopher Martinez and 78 others 79 reactions · 18 comments 󱎖 Where to find an 04 BA XR6 Turbo ECU in North Island, New Zealand? Storm Jenkins Generation Two Oldsmobile V8 260, 307, 330, 350, 400, 403, 425, 455 Cid Firing Order Torque Specs These specs may not be correct for your application. 535L19 Rods,Cam Motion Custom Roller 4/7 swap cam,AFR CNC335 heads all Manley parts,Ported Super Victor, Holley Ultra 1250,MSD 7AL-3,HVC coil,billet dist,timing computer. Thanks Aug 8, 2011 · So I just pulled the 307 Olds from my 86' Regal which has a heater bypass valve mounted directly to the intake and since I will running AC and will be installing a SBC I will have no provisions to mount it on the intake so I am thinking a universal style vacuum operated in hose one should work Jun 12, 2002 · the 307 olds is an extremly anemic engine to begin with to add anything that makes power will surely blow the bottom out of the block there is virtually no main webbing. 2 chamber Flowmasters with 4" tailpipes over the axle. Jul 3, 2015 · 1989 307 Olds CCC vacuum diagram map Discussion in ' General Automotive Tech ' started by Clark, Aug 23, 2017. Generation Two Oldsmobile V8 260, 307, 330, 350, 400, 403, 425, 455 Cid Firing Order Torque Specs These specs may not be correct for your application. Dec 23, 2011 · Olds 307 Dieseling (cycling at shutdown) and a mirror. Learn more about the 307 engine today! May 27, 2024 · This guide provides an overview of the components of the Oldsmobile 307 engine, helping you to understand how it works and how to maintain it. I am a nut for keeping everything original. Mar 21, 2003 · Recently I came with the idea of installing a nitrous system and a turbo in my 1986 442. Introducing the all-new MSD Pro-Billet EFI Dual Sync Distributors! Nitrous Cts (@nitrouscts) on TikTok | 23. It was also used in other applications like motor homes, boats and some industrial applications. QUESTION: How to make a high horse power Oldsmobile 307 V8 ChatGPT ANSWER: Building a high horsepower Oldsmobile 307 V8 engine involves several key steps and considerations. 633-/. The engine is not the original 307,it's a 402,because the 307 passed away. Jan 28, 2009 · While their 307 Oldsmobile (316 ci) won’t come close to winning, there’s a lot of merit to their entry, and that’s why it was my favorite entry for Tuesday’s competition. 307 Olds '88 Gutlass Supreme I got the distributer loosened, got the timing light on the harmonic balancer (or so I think) but dont see a timing point on the balancer. Jul 5, 2007 · Oldsmobile used the popular LV2, a 307 in³ (5. I decided as long as I have it apart to put in a timing cover that is in better shape. Dec 12, 2018 · So I have a 84 hurst olds just blew the engine on it so I have a 400sb I’ve been building, anything special I should know like motor mounts? Or oil pan if so any ideas of where I can get these parts? Jun 4, 2009 · Griffin ExactFit ComboUnit Radiator Details for - 1984 Oldsmobile Cutlass Supreme, PartNumber: CU-70007, 1968 - 1977 Chevelle, 1964 - 1979 Skylark, GM A and G Body, Core 26. 7 L / 350 cu in 6. Rare car, and I enjoy it very much, but the paint is very tired and engine is smoking, about 106,000 miles on it. 4 L / 330 cu in 5. They told me its olds 307 with the casting number 4790GM 5. Pretty simple maintenance but make sure you do not twist the fuel line out of shape while We would like to show you a description here but the site won’t allow us. always torque bolts in three equal increments Jun 8, 2020 · What year 307? Assuming it's the Olds 307, 5A heads used R46SX with preset gap of 0. The weak point on small blocks is the bottom end, if you are serious about going with a turbo setup most people run 350 Diesel blocks. of corse its not the one that came with the car. 875" bore (same as a 283) and a 3. 0 I like the fact that the slower V6 with overdrive still gets worse gas mileage than the 5. This could produce 370 hp but you would need far more valve lift and like a 12 to 1 compression to get to 370 hp! Your going to need more then 4. 6 L / 403 cu in 7. Aug 1, 2017 · Good morning every body! I just wanted to ask you about Buick Riviera 79 -85 reliability. Fits Olds 260, 307, 330, 350, 400, 403, 425 and 455. Part Differences With Gas Engines In doing this little project I became more aware of the differences between diesel and gas Olds motors. There were two versions, the standard Y version produced just 140 hp to 150 hp (104 to 111 kW). 1K Likes. TCI 400 full manual competition trans,4000 stall, Moser 9" Detroit Locker, 410 gear,Wilwood disc,Zex Nitrous, etc. 1K views 4 replies 4 participants last post by tqwrench Jan 15, 2012 T Dec 5, 2016 · The Olds and Chevy 307 both have rear distributors. See pics below. 351 x 3. Aug 1, 2023 · I'm want to replace my Oil Pressure Sender unit on my 86 Olds 307. The Rocket, along with the 1949 Cadillac V8, were the first post-war OHV crossflow cylinder head V8 engines produced by General Motors. 592-inch lift, 235/239-at-. 0 liters) engine block for the 1986 Oldsmobile is a 90 degree V8 engine. Aug 15, 2017 · I also know of a 307 Olds in a big GM sedan that has 250hp on it. For high-performance use, the 350- and 403-ci versions are the most popular with Olds enthusiasts. These guys are the best builders around! -- Aug 5, 2009 · The stock HP of the Olds 307 was only about 140 HP, its not a real powerhouse, but they seem to run forever. Good luck and have fun. 8" bore and a 3. Oct 4, 2018 · I don't like it, it might actually live a long life. I have all the brackets for it but they are mixed in with other stuff and need to know which brackets go to the compressor and where. Dec 26, 2014 · I was looking around the Internet on Olds motors, and I wondered "has anyone really bothered to truly beat the most hp out of a grandmaI mean a 307". anyone heard of this or know if you can also swap the crank from a 330? I'ts supposed to The V8 307 (5. run on pump gas and pepper the snot out of it! Dec 4, 2020 · I'm sure Olds 307&403 ( ironic, huh?) will chime in here. Time for twin Torque Storm time! Glad I don't a valuable car like a Hurst/Olds, it would be tempted to try Mark's billet 4" stroker crank in the numbers matching 307. Jun 24, 2008 · However, you should also know that the Olds 307 is a losing battle without a lot of work. Jan 7, 2006 · I get the Olds 307 like sbc 305 was not the greatest performance platform but Olds improved hp on the even weaker swirl port motor but it never made it into production. May 1, 2019 · Lemon's Headers 2-1/4" to 2-3/8" to 4-1/2". Note the scallop CNC'd into the head to make room for mechanical fuel pumps. 060") with the old-school gasket. It has a strait six in it now a 250 with a 47. 73:1 rear gear. This MABBCO® Master Engine Kit is for an Oldsmobile 307 5. Dec 21, 2020 · After almost buying an '85 Riv with the V-6 turbo, decided to invest the funds in restoring my '83 Riv convertible. 00 – $ 1,560. A port match is a good idea as well. See below for more details. Get them in brass if you can, but you don't need too. I know (or think) the one labeled TEMPERATURE SENSOR is right, but what is this other sensor? Any guidance here will Limited with the 5. com. These codes can be found on the passenger side of the transmission near the output shaft. They weren't ment for that kind of power. Learn more about the 307 engine today! Discover the leading supplier of Oldsmobile Complete EFI Systems in the USA. Jump to Latest 4. Jun 25, 2009 · I need a carb for my engine. None of the internal parts will interchange, they are compeletely different engine designs. I want to know exactly what performance parts or aftermarket parts will work and fit right. Jun 19, 2019 · Hey guys, I'm new to this forum and could use some help. 0 L) engine, from 1980 to 1990. All 307 Olds engine assemblies are thoroughly simulation tested to verify oil pressure and compression meet our stringent specifications. We carry OEM and aftermarket parts for nearly all Oldsmobile models from top brands. Other clues for identifying the engine, especially the later engines, are the carb numbers (stamped on the driver's side of the carb, usually something like 7040251), as the emissions regulations required carbs calibrated for the specific requirements of a particular model (basically 1973 and later), whereas all models before 1973 used the same carb numbers Dec 7, 2014 · I just picked up a 87 Cutlass Salon today and it has a stock 307 in it. Join 1068 followers on TikTok for more fypシ゚viral, cars, fyppppppppppppppppppppppp content Dual Exhaust Manifolds, Pair, for dual exhaust on a 350 car without having to block off the crossover pipe outlet. com Jun 15, 2009 · A good friend of mine is going to be tearing down his 403 out of a TransAm soon for a rebuild and he asked me for some buildup recomendations. BOP Engineering provides high-performance parts for Oldsmobile V8 engines, catering to enthusiasts and professionals seeking quality and reliability. A look at the tech sheet shows some pretty basic bolt-ons. and incorporate the latest updates. Like all other GM divisions, Olds continued building its own V8 engine family for decades, adopting the corporate Chevrolet 350 Applications: OLDSMOBILE V8 4. Mar 31, 2006 · I put a big block olds 425 in my 87 cutlass where a 307 used to be. Massive selection from top brands on eBay. 95 Free shipping Sponsored Oct 28, 2003 · Before you go "wasting money" on a 307 Olds there's acouple of things you need to be aware of. 56 rear gears also, you need to looking into the 5 something gear Apr 29, 2003 · i heard that you can swap olds 330 heads onto an olds 305. But, in scanning my shop manual, I cannot determine what this one sensor is on the manifold. Plus I have to get it running its been sitting for maybe 15-20 years. The carburetor is a Rochester Quadrajet four-barrel with a primary Venturi of 1 3/32", a primary bore diameter Apr 14, 2008 · Seems like a really dumb question, but what exactly are the steps to reinstall a replacement mechanical fuel pump back into an Olds 307? This isn't exactly rocket science. Also 350 Olds heads will fit on a 307. 3 L / 260 cu in 5. 385 inches. I know nothing about olds motors, and very little about classic carb'd motors to begin with. ,FUNILARIA E PINTURA INTERIORETC) TUDO Sep 12, 2006 · I have a 307 Im putting in my 69 chevelle. 0 L / 307 cu in 5. I am hoping I can get some help identifying exactly what motor this On a cutlass or regal under the radio by the driver's right knee you'll see a connector with two rows of pins (Check out the picture on the right), on all other 307 Olds powered cars it will be under the steering wheel just above your knee. i sold it and the next owner got that car to run low 12's. The only blower kits I have ever seen for an Oldsmobile were for 6-71 and up blowers (dyers, Hampton etc. 6 L / 400 cu in 6. Jul 9, 2020 · Re: olds 307 build by mag2555 » Thu Jul 09, 2020 10:00 am Those heads stock peak in Intake flow at . I have a 1985 delta 88 body with an 83 or 84 Olds 307 in it. Aug 14, 2012 · That 307, would not just fry the tires but it pulled strong all the way to 5900 rpm in a 79 two door Omega. 5 L / 455 cu in FITMENT NOTES As this distributor is designed for the second generation Oldsmobile V8, it will not fit engines before 1964 The Progression Ignition Smart distributors are the perfect solution for high performance ignition Aug 8, 2011 · For anyone that has replaced the valve seals in a Olds 307 mine is an 86' so I am looking for the best quality valve seals that will fit stock heads without issues or modifications. 0 / 305 or 307 engine applications. 0 Olds 307 motor originally equipped and 2004r trans. I wouldn't spray a 307 with no more that a 50 shot of NO2 otherwise it would be spraying the internals out the bottom end. I'm an Olds 350 guy and I will put a well built, big bore, mine when it is done, against ANY small bore Pontiac 350. DRILLED FOR 1/2" HEAD STUDS. 73 gears only managed a 0-60 time of 9. 050). 5, Auto Transmission - ExactFit - ComboUnit, Includes: Shroud, Fan (s), Wiring, Temp Sensor, and Rad Cap Dec 9, 2016 · 403 Olds from a late 70's T/A with a good intake, headers and nitrous. 25" stroke (same as a 327). Apr 28, 2005 · The Olds 307 has a 3. But anyway one place that was a little tight was the right side valve cover and the ac/heater box on the Jul 25, 2025 · Pro-Billet Dual Sync EFI Distributors designed to work with Holley EFI, and other sequential EFI systems that support Hall Effect crank and cams sensor inputs. Its was designed for the era of 55 speed limits. The later 307s have the "7A" heads which even if you installed nitrous, wouldn't make much of a performance improvement. It's about knowing what you have, and what you're doing. If you are going to be Mar 5, 2013 · Does anyone have a picture or exploded view of the bracket placement for a 307. You can get a quick estimate of the year of the engine by looking at the 1" high casting number on the Aug 8, 2011 · My 86' Regal project has a good running all stock 307 with a 200r4 trans and stock rear gear and the only thing I added so far (engine wise) is a factory replacement 442 exhaust system and I also gutted the catalytic. 7/16"CAN BE USED WITH NO ISSUES AND DRILLED FOR 3/8" PUSHRODS CUSTOM ENGINEERED GUIDEPLATES FOR THE ABSOLUTE BEST ALIGNMENT. Will replace your original equipment computer controlled 4 barrel Quadrajet with the blue mixture control solenoid plug on top and "STRAIGHT FUEL INLET". Mar 14, 2010 · Robinson Analytical - their 307 Oldsmobile (316 ci) Started with a stock late-model block, an OEM Olds forged crank, Eagle rods, Ross pistons, and a COMP cams cam (. How much nitrous would it take to get into the 10's? With a little guessing math I would have to CHEVELLE 66 V8 307 NITROUS ,O CARRO MAIS RAPIDO MONTADO PELA OLD SCHOOL GARAGE ,O CARRO FOI FEITO TODO (MOTOR ,SUSP. Olds actually made a worse flowing tubular manifold on swirl port cars, the HO version actually kept the same manifolds as your car. I know someone's gonna tell me to get a 350 but I'm a 16 year old with a low budget! Any help would be highly great. Here’s a general guide on how to approach Jun 10, 2005 · I've heard rumors that a few Caddilacs had these too. [/quote] I have a stock 307 vin y what kind of threads on those 1/4 brass plugs I'm I looking for or what should ask for @ the hardware store im looking to remove all emission crap so Available for 5. Rated 4. The last 307 is the one I have in my 88 Cutlass now. Roller lifters were added in 1985. 060" gap. I've never had a 403 apart and have no idea how the heads flow etc. Oldsmobile FAQ Diesel Engine Detail. 1068 Followers. The 307 was built from 1980 through 1990, produced from 140hp to 180hp, and was installed in just about every car Olds built in that period at one time or another, including the Cutlass/442, Delta 88's, 98's and Toronados. Stock specs on a 1977-79 403 are: 185hp@3600 RPM, 320ft/lbs torque @2200 RPM, 4. Now, to thoroughly confuse you, Olds made two different version of each of these engines. totally different animal. Most hardware stores should have them. 0 L / 425 cu in 7. Oldsmobile 307 Parts in-stock with same-day shipping. Nov 16, 2021 · Small-Blocks Oldsmobile small-block V-8s consisted of a variety of cubic-inch models, including the 260-, 307-, 330-, 350-, and 403-ci engines. Hi all ! you have been helpful so far, so here goes. The Turbo V6's will get better than 24 mpg at 55mph. Verify your engine specs with a service manual for your year and model. I am hoping I can get some help identifying exactly what motor this Dec 30, 2022 · Note it's not the exact replacement for the 307, which I believe is plastic and has that port for the old magnetic probes for checking timing, but it says for ALL V8's 1964-1990 so might just give them a call and confirm it will work for 307, otherwise you can probably find used ones on eBay or scrap yard. The Chevy 307 exhaust manifolds are the same as a 350 but you will need something compatible with a 55-57 Chevy for clearance. ,FUNILARIA E PINTURA INTERIORETC) TUDO EM 4 MESES. I have a bunch o' covers lying around, but I just took apart a 350 Olds Guy's Garage: In this episode I am putting a new fuel filter in the quadrajet on the the Olds 307. 00 Add to cart SKU: HO307 Categories: Complete TBI Kits, GM TBI Products, Oldsmobile, Universal TBI Kits Description Additional information Oct 21, 2020 · Hello all! New guy here. Aug 8, 2011 · I just ordered these Fel-Pro replacement valve seals # ss70393 for the 307 in my Regal from a local Advance Auto does anyone who if these engines also use an O-ring on the valve stem. I want all the parts needed here before I start working on it. Dont forget your carb is computer controlled on the primary side, the secondary side works just like a standard Q-Jet, the secondary side is not computer controlled. Read reviews, assess ratings, and compare prices to keep your Oldsmobile running right. The Olds engine is based on the Oldsmobile V8 block, while the Chevy 307 is based on a small-block Chevy. 800 inches and a stroke of 3. The previous owner had an upper radiator hose blow off the waterneck and he said it got up to 285 before he shut the car off. Each kit is custom assembled using parts based on your engine’s requirements. It would be a cool car to swap a larger olds motor into and do some mods and restoration but the frame is toast. Application Details Oldsmobile V8 engines Cylinder Numbering Front to back 1, 3, 5, 7 on the driver side 2, 4, 6, 8 on the passenger side Firing Order 1-8-4-3-6-5-7-2 Distributor Rotation Counter-Clockwise A Chevy engine will require a different tranny. Here at Andy's Auto Sport we have a full selection of Oldsmobile nitrous kits from all of the top manufacturers, so that you can find the perfect system to maximize your performance. . The Olds engine has a completely different look than any SBC engine. 5 L / 455 cu in FITMENT NOTES As this distributor is designed for the second generation Oldsmobile V8, it will not fit engines before 1964 The Progression Ignition Smart distributors are the perfect solution for high performance ignition Feb 18, 2014 · The 307 is simply built as a low RPM torque utility motor. We just call him Olds 307 now. 385 bore/stroke, 8. It's going in my 3240 lbs Monte Carlo. . Feb 5, 2014 · I have an olds 307. Jul 10, 2012 · Technical Rocket Oldsmobile V8 Information Compiled Discussion in ' Traditional Hot Rods ' started by Zaloryan, Jul 10, 2012. They produce incredible top-end horsepower, while retaining good throttle response. Jun 4, 2011 · Me being a (above average) car enthusiast, I do agree with most people opinions in keeping the Olds 307 intact with the car if that's what it came with and it's running fairly well. Sep 19, 2018 · How underpowered is the Olds 307? Started by Joe V, September 19, 2018, 08:48:32 PM Previous topic - Next topic 0 Members and 1 Guest are viewing this topic. = 434. Find many great new & used options and get the best deals for NOS Genuine OEM GM 17070262 Carburetor Idle Stop Solenoid 1980-1987 Olds 307 V8 at the best online prices at eBay! Free shipping for many products! Nov 12, 2025 · Edelbrock Performer Olds 350 Intake Manifold for 307 330 350 403 Oldsmobile $497. When I had the engine out I removed and blocked all the smog and emissions crap on it, looks too messy, and put an Edelbrock 1405 carb on it with a brand new vacuum advance Jan 23, 2015 · Maybe earlier Olds 350 manifolds would be alright, still better than the 307 ones, although the 442/Hurst ones were supposed to be better (but good luck finding those in a junkyard). My ported heads/cammed T-type did 23 mpg averaging about 75 mph on a 9 hour/700 mile road trip from Texas to Nebraska last summer. com The best mod you can make to a 307 is replacing it. always torque bolts in three equal increments Nov 1, 2009 · Read about the Oldsmobile 307 Engine and see pictures as it gets built under an impossibly small budget with an Edelbrock Performer RPM intake manifold, Ross custom pistons, and MSD ignition Applications: OLDSMOBILE V8 4. Jun 8, 2012 · I have built a really nice 313ci (+. I got new parts coming to reinstall everything from when I pulled the engine May 23, 2022 · Things that make you go hmmmm ChatGPT response to the age old question. Oil capacity is 5 quarts, including the filter, and oil pressure is 30 psi @ 1500 rpm. Roller-cammed engines with 7A heads used the long-reach threaded FR3LS6 with gasket and I believe those too, were preset at 0. Are you bold enough to take a really long trips with those cars provided they are well kept and in good shape? I'm thinking about buying one but I want to use it as everyday every purpose car - not a Sunday Olds v8 firing order defined. Explore our website for top-notch products and reliable service you can trust. Mar 25, 2023 · Read about the Oldsmobile 307 Engine and see pictures as it gets built under an impossibly small budget with an Edelbrock Performer RPM intake manifold, Ross custom pistons, and MSD ignition, inside Popular Hot Rodding Magazine. Oldsmobile High Performance High rise intake manifolds have a high-rise, dual-plane design. always torque bolts in three equal increments The 403 was made from 1977 to 1979 and used across the Buick, Olds, Pontiac and Cadillac vehicle lines. Can be identified by the "17" on the intake located just behind the thermostate housing toward the passinger side. The 57 rams horn manifolds will fit the 307 as will the 55/56 log style manifolds. S. A. 385" stroke, while the Chevy engine had a 3. It was also used in many Buick, Pontiac, Cadillac and Chevy models.