Pontiac 400 Dyno

Today I took the car to have it dynoed at the rear wheels and check air-fuel ratios. 1978 pontiac 400 build help Engine and 400 and a killer 81 that was pushing close to 500 hp on the dyno. Pontiac 400 Engine Build – Pump Gas Pounder Then we’ll see how the engine performs on the dyno. Explore the physics, engineering, design and general guidance of the GM Chevy 350 engine. 250 main 455 block is so if it is in good shape it has some value. Now, let’s add a later model into the mix. Buy used 1979 Pontiac Trans Am 400 ci / 6. Our goal is to educate, promote, and help others better understand this car and it's numerous qualities. Want deals for 1967 74 Chevrolet Camaro Nova Pontiac Gto, find the best value and save big. This page contains details on a 1968 Pontiac Firebird. Pontiac 400 455 461 488 495 High Perf Turn Key Dyno Crate Engine Edelbrock heads 400 Pontiac High. It has currently reached $8,333 with 14 bids, and the reserve has not yet been met. This car was delivered to us from Pontiac as a V6 - 5 speed Firebird!. In this case, the new stall would be rpm = 150*sqrt{500} = 3350. If you are looking for a 400 Pontiac motor just to put in a car and drive, I would say great. 0 volts to dist. Despite the lowered compression, Pontiac managed to give the 455 HO performance that exceeded the high-compression 455 from 1970 despite being rated 335 horsepower vs. 6223 Contact Us! 572 with Indy Aluminum Block. I just so happened to have just the manifold to copy their design. "Cube for cube, carb for carb, when you put a Pontiac 455 on a dyno and add up the points, which are torque and horsepower, there is no better engine," Taylor said. Author Topic: How hard to get 400 hp out of a 400 pontiac engine (Read 69341 times) 0 Members and 1 Guest are viewing this topic. This is Kauffman Racing Equipment line of race gas crate engines. Red 1969 Pontiac Firebird 400 for sale located in Torrance, California - $0 (ClassicCars. Home » ; Resources » ; The Pontiac Engine; The Pontiac Engine. 1973 Pontiac Firebird Trans Am 455 Super Duty 314 ps, 1691 kg. Also a lot depends on the Dyno Machine used. Re: Overheating Pontiac 400 First, doble check just to make sure the Edelbrock heads are the 87cc and not the 72cc. October 23 at 11:55 AM · Related Pages See All. Pontiac Pump Gas Street Engine Combinations. PHS documented Trans Am. This is a Pontiac 400 engine with stock heads. Can a Pontiac 400 with 6X heads setup properly make around 400 HP with good torque for street use with the right compression, good hydraulic flat tappet cam, RPM type intake and 750/800 cfm carb, full length headers and a 2 1/2" full length dual exhaust system?. Buy used 1979 Pontiac Trans Am 400 ci / 6. Jim Hand (big poncho builder) has taken the famous Pontiac "041" cam used in the 400 ram air 370 hp motors (needs about 10:1 and good gears in a 400 to work well) and run it in 455 and it is much more street friendly. of torque and stalls a particular converter at 3,000rpm, K = 3,000/sqrt{400} = 150. 6 in Rocker swap for 400 Pontiac within the Classic Muscle forums, part of the Vehicle Specific category; I have a Pontiac 400 (6. Both racing and muscle car enthusiasts can also make significant horsepower gains by selecting a pair of the many aftermarket Pontiac performance heads that are available today. Pages: 144 Size: 8. Blown LS3 - Built by BG ENGINES using Pro-Billet Manifold Crank Support and front engine plate LS1, LS2, LS3 Crank support available NOW Available for applications with or without engine plate. TBS Engines will contact you with your custom build info and final costs Offering a wide selection of crate engines including small & big block Chevy, Dodge and Ford. The dyno machine was a Dynojet. 77 Forged Piston dished to bring CR. You don't have to go to custom fabricated and very expensive tunnel ram intakes. After all, a 1970 Pontiac Firebird Formula 400 dressed in slick black inside & out is already an intimidating machine. As with all other Pontiac V8 motors that evolved from the 316 V8, the 421 was simply a bored out and stroked version of the popular Pontiac 389 V8. standards beginning to take effect and ever tightening federal emissions control standards, GM forced Pontiac to cancel the W72 400. Worth noting the W72 400 was standard in the 1977 Pontiac Can Am and optional in the 1977-1979 Firebird Formula and Trans Am. 0 Comments. A good shop will have a standard rate for a Dyno Tune, don't know of any that just charge by the hour. 023" deck height on 4. This is our most popular Pontiac stroker kit. Dyno Tuning – Ford and Chrysler $150 an hour. Displacement will somewhat dictate the peak horsepower rpm. After establishing a baseline of 276 hp and 280 lb-ft at the rear tires from the bone-stock LS1 in our '99 Trans Am, the addition of an LS6 intake manifold, SLP Blackwing air lid, and custom tuning increased that to 293 hp and 301 lb-ft to the rear tires on a Mustang dyno. With the Pontiac engine, the inertia factor for the dyno was set to 0. com, I have recently received a 541 CID short block from Butler. Page 1 of 2 - Pontiac 400 camshaft help - posted in Performance Modifications: Hello guys so I am getting my hands on a 1977 pontiac 400 for my firebird. Engine Specifications: YearOne PowerCrate 350 with Edelbrock E-Tec aluminum heads Part # AT350PC1 * Horsepower: 400+ * Torque: 400+ ft/lbs. It just makes them more rare and unique now. Pontiac 400 (408) 425 HP Four Bolt, #16 Heads Blueprinted, Dyno Run, Street Ready DP-BAX 425HP-Pont MAY08 Description This is a 1970 Pontiac 400 4 bolt main block and caps built as a 1970 front. Want deals for 1967 74 Chevrolet Camaro Nova Pontiac Gto, find the best value and save big. World's top manufacturer of performance camshafts, lifters, valve springs, rocker arms and related valve train parts for all race and street performance engines. 6 in Rocker swap for 400 Pontiac. To make 500hp with a 455+cid engine with Edelbrock heads and mild cam timing around 230 deg's @. New Member Area. To download indvidual cam files, right-click the download icon and 'save as. Do that and you have a winner!. ft at 4200 rpm. I was of putting a new performance camshaft before I install it in the car. Pontiac 400 455 461 488 495 High Perf Turn Key Dyno Crate. 00-inch main engines. 6L/400 Pontiac V8 Parts and Accessories. Engine information and specs for the Pontiac 389 V8 engine. Founded in 1991, it was also the first online forum for people to gather and talk about their Pontiacs. 261 ft/lb torque @ 3,100 rpm. Steve Petro's 436-inch "400" produced more than double the horsepower and torque on the Pierce Race Engine's DTS Dyno than it originally did when Pontiac screwed it together in '77 for Steve's Trans Am. It has a rod knock and needs a new crank. “I spent time over the years,” Rob told us, “painting and detailing the car and rebuilding the engine. The basic difference between the Ram Air engines and the "regular Pontiac engines is the two and four bolt mains. The Endura bumper had seen its reign, but no longer for the new year due to the new 5 mph bumper requirement, which the rubber bumper could not withstand and resulted in a new taillight design. Dave ported my 6X heads to flow 240 CFM. Want deals for 1967 74 Chevrolet Camaro Nova Pontiac Gto, find the best value and save big. 0 V8 400hp tuning files. The 400 is in a 66 Lemans and is a blast to drive. As the originator of aftermarket performance exhaust systems, Borla Performance products are unique in three ways: They are made from exotic materials, such as stainless steel, titanium and carbon fiber; they come with a warranty that outlasts a vehicle’s life; and their muffler design allows for a bolt-on and easy fit. Let's Get Technical What that means is lots of custom fabrication and dyno testing, which translates into lots of time. 75 to 1 or more to work great, really works great with 11. (add $100 for fuel injector swaps, and each custom turbo map. ft at 4200 rpm. Located in Akron, Ohio, Gearstar specializes in providing custom-built, high-performance automatic transmissions. I don't have any dyno results to point to. We specialize in stroking 389's, 421's, 400,s, or 455's up to 500 cu. Here's a little factoid for you. Howards Pontiac V8 Hydraulic Flat Tappet Camshafts at Competition Products! Howards, Hydraulic Flat Tappet Camshaft, Pontiac V8 265-455, Howards, Hydraulic Flat Tappet Camshaft, Pontiac V8, Custom. Here are some live run engine videos of our Pontiac line. They didn't really provide the specs to compare--way to general information--so it's hard to know. 460 - 467 CID. This is a pump gas cast iron block engine with Edelbrock heads and intake with Eagle rods and forged pistons. should i be worried if i bolt on the 16 heads? they are 10-1 on a 400 but i dont know what that would be on the 350. (such as dyno runs or time slip. there's our Super Flow model SF-840 eddy-current chassis dyno that can handle up. Based on production block and heads, this combination provides plenty of power with quality bottom. SD Performance has spent an extensive amount of time on the dyno, at the track and on the street to develop some of the best performing Pontiac ported cylinder heads on the market today. Intake Manifold Dyno Test November 10, 2007 We decided to do some intake manifold comparison testing on a 474ci engine running a set of our 290cfm CNC ported KRE D-port heads with 10. The dyno rated this bad boy at 474 HP at 5500 RPM and 534 ft-lbs of torque at 4300 RPM. Pontiac 400 455 461 488 495 High Perf Turn Key Dyno Crate. TESTED: 1994 FORD MUSTANG 1967 PONTIAC 400 GTO. 1 quarter mile) and on the dyno (311. 400 Block out of 67 GTO Dyno Pull. Includes dry sump pump, starter, MSD tach drive distributor, and Stahl cross over headers. 77 Forged Piston dished to bring CR. 3-liter Ecoboost four-cylinder can now be paired with a cold air intake and engine recalibration that Ford says raises peak horsepower by 25 and bumps torque up by a notably large 70 lb-ft. 6 in Rocker swap for 400 Pontiac within the Classic Muscle forums, part of the Vehicle Specific category; I have a Pontiac 400 (6. In the current times of LS-Swap Mania, fuel injection, and computer-controlled engines, it's nice to see there are those among us who still prefer old school carbureted engine 'plants to carry us down the street and the dragstrips across America. Dyno developed to work with any cylinder head up to 300CFM. Where our motors come to life! At Nitemare Performance, we have built Pontiac motors with a wide range of performance levels, from 400 horsepower 'grocery getters' to streetable engines generating in excess of 750 horsepower. Pontiac G8 Dyno Pull - Lightly Modded. Such was the case with Pontiac’s tunnel-port engine program, more colloquially known as Ram Air V. *Note - blocks with only 2 mounting holes or pads (for the motor mounts) per side is from 1969 and older blocks with 5 or 3 mounting holes or pads (for the motor mounts) per side is from 1970 and newer blocks with 2 freeze plugs per side is 1966 and older blocks with 3 freeze plugs per side is 1967 and newer certain blocks for 4 bbl carb usage have scallops in the cylinders at the deck for. A forum community dedicated to Pontiac Solstice. Head: Part II. Dual carb bolt pattern, accepts stock Quadrajet carbs and includes an adapter plate and gasket for use with square bore carbs such as Holley, Barry Grant, Edelbrock, etc. 34 Pontiac Car Mustang Ii Ifs Coil Over 2 Drop 5x5. 00 for the Pistons and Rings. Pontiac 468ci 500 Lb/Hp Street Heat Crate Engine 100% CNC Race Prepped Dead On Block, Bored. I had a 69 with a 400 and 6X heads and it would fry tires, 4 sp with 3:55s. I dont get it either. In searching for cranks I have heard not all 400 cranks are the same. Pontiac 400 428 455ci Street Crate Engines. There are many different pontiac engines, most notably the V8 small block versions like 301 and 350 cubic inch and the big block V8 pontiac motors such as the 400, 428 and 455 ci. It would not surprise me that a W72 would do better that 220HP on a Dyno. Lucas Oil Kuno - Racing Shop. For comparison, 0. on dyno Pulled 6000rpm Built By Jl Performance, 455SD Rods,. o6o over TRW Forged pistons Harland sharp roller rockers, SS Valves,1 piece Titanium Push rods, Pete Jackson Gear Drive, Mallory Unilite, Holly 4160,Crank cross Drilled Heat treated Polished,4 Bolt Mains. Have HK Motorsports Dyno Shop take a look at your muscle / classical / traditional Pontiac after all others have worked on it and give you what your car really deserves, Horsepower and efficiency! Areas where we specialize in: Engine, horsepower, and high performance upgrades for your Firebird or GTO Power train modification. If you want a rough idle and no torque put something else in. ive seen a handful of guys ask this question here so i figured i'd post this up. 250" stroke]. 21 stroke now to fit your block so the 400 is actually more desireable to make a 455 then the real 3. I had a 69 with a 400 and 6X heads and it would fry tires, 4 sp with 3:55s. if he had a 455 i would have to advise him to get the bigger pan before he turned 5500rpms. com ID CC-1173694). However, Pontiac debuted the 455 HO, an evolution of 1969-70's Ram Air IV 400. 5" Manifold-back. To correct for pop-up pistons, subtract dome volume from chamber volume. No matter what you're driving, we have the right Pontiac 400 for your vehicle New and Used Automotive Parts and Accessories On Sale. if he had a 455 i would have to advise him to get the bigger pan before he turned 5500rpms. high performance Pontiac engines, CNC cylinder heads and roller cams. 21" stroke of a stock Pontiac 455, it seemed like a perfect candidate for an updated flat tappet and I was a bit worried about other stuff that would need to be upgraded if we wanted to spin it higher. 6 or Olds 403 6. Stock Pontiac Head Specs * During my searching for information, I found quite a few discrepancies in the sources I was viewing. Dyno Tested. Today I took the car to have it dynoed at the rear wheels and check air-fuel ratios. 5 Stroker? - HARDCORE PONTIACS JOURNAL. 5 X 11 (inches). Alot of Pontiac heads don't have that problem and if it's an issue they can be elongated at the machine shop. Also the bore size of the 350 will not allow the use of the large valve pontiac heads ---2. Pontiac V8 Engine History: 1955-1981 February 19, 2015 by Pontiac DiY The Oakland Motor Car Company was founded in Pontiac, Michigan, in the early 1900s, and within a few years, it became a division of the newly formed General Motors Corporation (GM). I'd definitely talk to a cam maker who deals in Pontiacs or go on performance years or another Pontiac forum and look around. New Member Area. PHS Documentation. it is a 67 block with stock crank rods, forged speed pro pistons, molly rings, comp cams xe268h-x10 cam, comp hydrolic lifters, comp mag pushrods, edelbrock 72cc heads gasket matched, performer rpm intake gasket matched. In 1961 Pontiac continued to push the horsepower upwards with the release of the 421 engine. The Pontiac V-8 was the power plant for a whole generation of muscle cars, including the legendary GTO and Firebird Trans Am from the late 60’s to early70’s. Pontiac gave that engine a 255 net hp rating for 1971. Dean was looking for a basic "stocker rebuild" with some slight upgrades so that he could run on the pump gas of today and still produce the power that he wanted the car to make. My year requires a 2 1/2 inch centering ring. Our extensive research and product development, which ranges from street engines to some of the highest horsepower Pontiac race engines in the country, h. The parts need to match and compliment each other in order to optimize performance. For the dyno test they had headers on. Since we know K = 150, we can predict the new stall speed if torque is increased to say 500 ft-lbs by rearranging the equation to rpm = K*sqrt{torque}. 96 P turbines. Red dyno 460 pontiac stroker #16 heads 9. 5 roller rockers,headers with 3" exh. 6L/400 Pontiac V8 SCE Gaskets and get Free Shipping on Orders Over $99 at Summit Racing! DYNO-PAK(10pr) X-LRGE PONTIAC INTAKE , 10. Pontiac introduced the 400 cubic inch V-8 in performance oriented cars in 1967, and continued to make the engine available through 1979. Given the current engine technology in the Pontiac hobby, building a big-cube Pure Pontiac engine from a 400 block is easier than ever thanks to the many stroker combo choices for 3. Dean House was in the process of restoring his 1967 Pontiac GTO, so he decided to bring us his 1967 400 to us for a rebuild. I would look for a stronger 71-75 481988 400 block if you have to bore the 77 400 any more than. They had a local So. This is from bone stock cars. financing now available for DYNO tuning, Performance parts, and labor through Snapfinance. 1969 Pontiac Trans Am 400/335 HP,. high performance Pontiac engines, CNC cylinder heads and roller cams. What was most interesting about the 421 engine in the beginning was that it was a dealer installed option. 23 posi rear. With the Pontiac engine, the inertia factor for the dyno was set to 0. For $10,995, you can boost your Pontiac G8 by 120 horsepower. The 600hp version of this engine is the subject of an extensive article in. If you are rebuilding a 455 Pontiac and want a stronger rotating assembl. I only have rear wheel dyno results. I have a Brand New Set of 8 Matching Pontiac 400. I would say, you have one of the worst intakes for a Pontiac, too small of a carb for a Pontiac 400. Home » ; Resources » ; The Pontiac Engine; The Pontiac Engine. For a built proof bottom end, we also use a 1 pc rear main seal no oil leaks here. proformanceunlimited. After that, generic G. » Site Navigation » Pontiac GTO InsurancePontiac GTO Insurance ». Come test drive a Pontiac today!. The parts need to match and compliment each other in order to optimize performance. HI I have a 1971 pontiac 400 and would like to know around how much hp and torq i should have. 0L LNF powered GXP model that came out a few months later as a 2007 model. Today - 3/28/03 - we dyno'd two. 11 gears and 4 speed were the only way you could get one in the 400's. blue dyno pontiac 400 10. 6" decal on the shaker hood scoop, it ran a 15. 1,200hp Naturally Aspirated Pontiac Horsepower Dyno Power – McCarty Racing Ram Air V Headed Monster August 28th, 2018, 05:50 AM If you’re a fan of Pontiacs, you need to stop, sit down, take a deep breath or two and then watch this video…400 times. This page contains details on a 1968 Pontiac Firebird. pontiac 400. demon 750 carb, 236 @. I have a Canton race pan and they use the 3 tab design for the rear seal. As reported on the PSP Restoration Forum, Rob's engine exceeds 1 horsepower per cubic inch of displacement. been developed over many years of research at dyno facilities all over the country. Click here for more details or check out the October 2012 issue Mustang. Email - IndyWinner@dslextreme. when i pull the radiator out for the camswap it is getting replaced. In this case, the new stall would be rpm = 150*sqrt{500} = 3350. You are going to see a Pontiac engine, built by the McCarty Racing team that uses a set of their insane Ram Air V heads make 1,200hp naturally aspirated and sing to 8,300 RPM. Dyno Graphs. TorqStorm has supercharger kits available to fit a wide variety of Chevy, Ford, Chrysler/MOPAR and AMC engines. 6 offered a much higher level of performance than the base 6. Dyno Guesses & Bench Racing Forum Pontiac G8 2008-09 & Chevrolet SS 2014+ What do you figure this turbo 408ci. This is the latest and greatest tunnel ram for Pontiacs. World’s top manufacturer of performance camshafts, lifters, valve springs, rocker arms and related valve train parts for all race and street performance engines. Pontiac 400 w/HEI timing light will flash once new module, cap, rotor, coil , pickup coil 13. 265, 301, 307*, 326, 350, 389, 400, 421, 428, 455. Tri-Y Sprint Headers Welded to clear 4 inches from head to inside of header. 80 SEPTEMBER 2008 Will TIP's 400 Block/KRE Head Combo Produce More Than 600 hp on 93-Octane? By John Carollo PhotograPhy by the author PUMP GAS POUNDER. No fewer than four versions (a short-deck 303 for homologation into SCCA Trans-Am racing, a 366 designed for NASCAR, a 400 meant for street production, and a 428 meant for drag racing) were conceived. The 400 is in a 66 Lemans and is a blast to drive. Tom Burton's '71 455 H. Why did the 460 make less power?. FWIW I have a 695 hp 500" race gas motor with E heads and alot of dyno. We made about ten pulls after breakin and I was glad to spend the $300. Browse our Great selection of 6000 Series Competition Valves racing parts here at Competition Components your #1 source for quality Competition Racing Parts at discount pricing. Now, let’s add a later model into the mix. 023" deck height on 4. CHEVY 350 TURN KEY CRATE ENGINE 365 to 410 HP HD 4 BOLT MAIN BEST MILD TO HOT STREET GREAT OLD SCHOOL SOUND Pricing from: Chevy 350 — 365 HP (2 bolt) $3795 Cam has more vacuum. com FREE DELIVERY possible on eligible purchases. 27 would be set for a Small-Block Chevy. Email - IndyWinner@dslextreme. I'd definitely talk to a cam maker who deals in Pontiacs or go on performance years or another Pontiac forum and look around. Has itemized spec and Dyno sheets. A great feature of all Pro-Flo 4 systems is the Bluetooth connectivity with the Edelbrock's exclusive E-Tuner app. The PY Online Forums is the largest online gathering of Pontiac enthusiasts anywhere in the world. We decided to stroke the 400 out to 461 cubes and selected a solid lifter cam with duration of 256/262 at. Butler Performance is the main source for stock and performance cylinder heads for your Pontiac. Pontiac rebuild--how to degree a cam. “THE BOSS” Search. Have few parts laying around for a Pontic 400-455 Mallory unilite distributor sold Accel distributor 75, single plane intake sold, deep oil pan, Moroso possibly 9/3/4 deep sold Also two sets of 67-69 Camaro Oem control arms, rebuild with new ball joints and bushings, sandblasted and painted black One set has provisions for front mount rack and pinion (clear inner tie rods) 275 and 250. if he had a 455 i would have to advise him to get the bigger pan before he turned 5500rpms. Fresh Turbo 400 with a 12 bolt safe-t-track rear end. This is the best cam lube I've used for flat tappet cams. 6 in Rocker swap for 400 Pontiac. 1970 Pontiac Firebird Formula 400. Pontiac 428 Build This 428 will be heading to final assembly and dyno pulls soon. An engine dyno uses a water brake to measure engine output. when i pull the radiator out for the camswap it is getting replaced. Cylinder Head Services. 970 Followers · Amateur Sports Team. (such as dyno runs or time slip. Olds", Joe Mondello - Joe and Mike finish their buildup and test results on the engine dyno. Above all of this though is his friendliness and wanting to get the best out of your car for you. Featuring a Pontiac 400 cubic inch block stroked to 455 cubic inches, this authentic Pontiac stroker is perfect for street and strip use. blue dyno pontiac 400 10. That project is the restoration of his 1969 GTO. Smooth Pulls Cold Glue and Traditional PDR Glue Pulling Tutorial - Duration: 13:14. Dyno on 1/27/07. Which is the Better Engine - Pontiac 400 6. New Member Area. What was most interesting about the 421 engine in the beginning was that it was a dealer installed option. Given the current engine technology in the Pontiac hobby, building a big-cube Pure Pontiac engine from a 400 block is easier than ever thanks to the many stroker combo choices for 3. 040" over (4. the higher dyno sheet is using the intercooler with out the water meth injection. I would look for a stronger 71-75 481988 400 block if you have to bore the 77 400 any more than. It was a 2bbl car. pontiac engine decoder year code c/i hp tran carb car misc 1962 13b 421 3 m 2 x 4 full super duty 1962 13u 421 4 m 2 x 4 full super duty 1967 xl 400 255 1967 xm. roller cam. 396 Chevy SBC 525 HP 87 PUMP GAS w/ HYD. These are two different cars sam combo. We turned to Jack and Dart to build a 440 cubic-inch dyno mule so we could have ourselves a camshaft shootout between the solid roller setup and hydraulic roller. Engine is a Pontiac 455 with factory block, crankshaft, and heads (ported). In this build, we took the customers 389 block and bored and stroked it to a 453 cu. All units are dyno tested using one of our 5 custom dyno machines. For the everyday (Pontiac) guy to have more power than ever before, and. The engine wasn't dyno'd and the car hasn't hit the track yet, but it feels like a low/mid 12s ride. The performance exhaust o. More listings are added daily. 5 to 1 people rev it to make it work with 10. 7:1 compression]. a super clean '67 Firebird hardtop. Is this Rusty Foxbody (better known as the BEATER BOMB) the Midwest’s Small Tire King? It’s hard to say for certain because there are so many FAST and well b. I would say, you have one of the worst intakes for a Pontiac, too small of a carb for a Pontiac 400. Dart Machinery Joins as Title Sponsor of LightsOut 10 and 11. Generally speaking, horsepower is an indication of how capable a vehicle is at moving itself around and, consequently, the more horsepower. Dean House was in the process of restoring his 1967 Pontiac GTO, so he decided to bring us his 1967 400 to us for a rebuild. 21" stroke of a stock Pontiac 455, it seemed like a perfect candidate for an updated flat tappet and I was a bit worried about other stuff that would need to be upgraded if we wanted to spin it higher. 21 stroke now to fit your block so the 400 is actually more desireable to make a 455 then the real 3. More lemoney. Pontiac 428 motor - Used Cars. 042" (crushed) head gasket, 6 cc valve reliefs for 400 stock pistons, 5 cc for -. Beginning in 1978, Pontiac engineers reversed years of declining power by raising the compression ratio in the Pontiac 400 through the installation of different cylinder heads with smaller combustion chambers (1977 pontiac 400 engines also had the 350 heads bolted to the 400 blocks, these heads were known as the 6x-4 heads)(taken from the. the pontiac w72 400 engine. com FREE DELIVERY possible on eligible purchases. Dyno and Tune. I only have rear wheel dyno results. Will this two-bolt main 400 block fitted with go-fast goodies make 600-plus hp on the dyno. Highlights 6. Dean House was in the process of restoring his 1967 Pontiac GTO, so he decided to bring us his 1967 400 to us for a rebuild. 00-inch main. Rebuilding info, featured Pontiacs and engines, Restoration Bulletin Board. Welcome Guest My Account Order dyno, and track testing with these. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. A Inerta Dyno like a Dyno Jet basicialy tunes for WOT [ wide open throttle ] and it does not take long at all. A Pontiac will pull away quicker and will put you back in the seat. which dyno tested at 486HP at 5300 RPM with 511 ft-lb. Based on production block and heads, this combination provides plenty of power with quality bottom. 460 - 467 CID. Pontiac gave that engine a 255 net hp rating for 1971. Dyno tuning is an easy and accurate way to ensure that your Pontiac is running its best. Pontiac Factory Cam Specs - by Wallace Racing Home of Pontiac Powered Firebirds,Trans Ams,Pontiac Powered Dragsters,Pontiac Power Rules!. Designed as a pony car to compete with the Ford Mustang, it was introduced 23 February 1967, the same model year as GM's Chevrolet division platform-sharingCamaro. The little N/C are a good thing. 1 compression comp xe274 cam long tubes 35 degrees timing only made 280hp. Steve Petro's 436-inch "400" produced more than double the horsepower and torque on the Pierce Race Engine's DTS Dyno than it originally did when Pontiac screwed it together in '77 for Steve's Trans Am. In 1977 Pontiac offered a new high performance engine package for the 400cid motor in the Can Am, Firebird Formula and the Firebird Trans Am. Both racing and muscle car enthusiasts can also make significant horsepower gains by selecting a pair of the many aftermarket Pontiac performance heads that are available today. Xtreme Energy Camshaft™ Dyno Results Xtreme Energy Cams™ bridge the gap between Magnum street cams and race only cams. Used 1969 Pontiac Firebird 400 V8 Custom 2 Door Hardtop Stock # 427 in Torrance, CA at West Coast Classics, CA's premier pre-owned luxury car dealership. If they are 72cc, the compression will be closer to 11. She also races a 1993 Grand Am in powder puff races. The Pontiac Solstice was the first of the Kappa Car family, when it came out as a 2006 model. Pontiac Performance from parts to complete dyno-tested engines! We have engines for any application from 12 second daily drivers to 10 second pump gas street engines to 7 second race engines. Tony Bromley's 400 to 460 stroke Pontiac Dyno Pull | QMP Racing California hp horse power torque trq dyno rpm turbo drag exhaust run boost psi dragster raceway nitro nitrous super supercharger. 6 in Rocker swap for 400 Pontiac within the Classic Muscle forums, part of the Vehicle Specific category; I have a Pontiac 400 (6. Designed by Ed Cole's group at Chevrolet to provide a more powerful engine for the 1955 Corvette than the model's original " Blue Flame" in-line six, the 162 hp (121 kW) 2-barrel debut version went from drawings to production in just 15 weeks. Pontiac gave that engine a 255 net hp rating for 1971. However, Pontiac debuted the 455 HO, an evolution of 1969-70's Ram Air IV 400. You can also browse through other fast cars made by Pontiac by visiting our Browse and Search pages, or view Pontiac Firebird dyno results. No matter what you're driving, we have the right Pontiac 400 for your vehicle New and Used Automotive Parts and Accessories On Sale. 33, as recommended by Stuska. We also have combinations for circle track, truck pulling, marine and more. 500" Stroke 2. Pontiac gave that engine a 255 net hp rating for 1971. Dyno Tuning – Ford and Chrysler $150 an hour. Xtreme Energy Camshaft™ Dyno Results Xtreme Energy Cams™ bridge the gap between Magnum street cams and race only cams. I'd definitely talk to a cam maker who deals in Pontiacs or go on performance years or another Pontiac forum and look around. Thats why 12. 1 compression comp xe274 cam long tubes 35 degrees timing only made 280hp. 120" bore and flat top pistons (no dome). My year requires a 2 1/2 inch centering ring. If you are looking for a 400 Pontiac motor just to put in a car and drive, I would say great. 1979 Pontiac Trans Am I have owned this for 35 years originally from Arizona zero rustPontiac Ramair III 400 388hp. The engine wasn't dyno'd and the car hasn't hit the track yet, but it feels like a low/mid 12s ride. Tony Bromley's 400 to 460 stroke Pontiac Dyno Pull | QMP Racing California hp horse power torque trq dyno rpm turbo drag exhaust run boost psi dragster raceway nitro nitrous super supercharger. We have the documents and Dyno test for the motor.