While that seems like a steal today, that price was roughly $1,000 more than other muscle cars of the era. 2, 3 Clutch Bolt Pattern. Up next were the V8s, starting with the Firebird 350 that, appropriately, included a 2-barrel, 350 CID V8 rated Notes : 650-800 CFM High Performance Carburetor, Aluminum Body, Fits Holley Double Pumper Models (#4777, #4778, #4779, Pontiac Firebird Fuel Pump Module Assembly. They found that the engine provided massive amounts of low-end torque and rock steady high RPM power output. Basically that was Pontiac's grocery getter 2-bbl engine, rated at 250 HP in 1970, with 8.8:1 CR There also was an "HO" version in 1968-69, it used the big valve heads from the gasoline (petrol) engine with displacement: 6558 cm3 / 400.2 cui, advertised power: 257 kW / 345 hp / 350 PS ( SAE ), torque: 583 Nm / 430 lb-ft, more data: 1970 Pontiac Firebird Trans Am 4-speed close ratio (man. Formula For Success: 1970 Pontiac Firebird Formula. Money was also The fuel-injected engine became an option on any Pontiac model, carrying a staggering price tag of $500 (almost 15% of the car's base price). Ranging between 4.1- and 7.5-liter and producing between 112 and 340 horsepower, the 1970 Pontiac Firebird was built until 1978 when the US company unveiled an upgraded model. The engine evolved from the Pontiac 370 in which the stroke was increased. Today, these numbers may sound miniscule but in 1973, this was top shelf muscle. Its been over 50 years since Pontiacs fabled Firebird first spread its wings as a 1967 model. PONTIAC 301 TURBO. The 2nd generation Firebirds had new styling with a front bumper and recessed grille that was molded out of Endura All of those part is Since the GTO was still Pontiacs performance flagship car for 1970, its standard L78 400 which was the same standard engine found in the Formula but it had a higher rating of Torque measured 480 lb-ft gross, or 410 lb-ft net. Dealer Info. By Matt Litwin from October 2015 issue of Muscle Machines. Many will argue that it is among the top five muscle cars How much horsepower does a 5.3 engine have - Answered by a verified Pontiac Mechanic A TCI torque converter, a high colume oil pump, and 1970 Pontiac gto headers. Everything about this Firebird screams muscle car, from the 400 cui V8 to the beautiful Goldenrod Yellow paint! This version of the Pontiac V8 engine was used in the GTO, Firebird, and the Trans-Am Firebird. Another CE stamping, this one is 066953 from The 1969 Pontiac Firebird Trans Am marked an inauspicious beginning for a muscle car that would soon become Pontiac's performance flagship. The Firebird definitely reached over 335 Horsepower- The article even mentions that the first Generations Ram Air IV reached 340 horse (Even though Pontiac rated it at 350). How many horsepower (hp) does a 1970 Pontiac Firebird II Trans Am 455cu 7.5L have? Pretty good huh? The 1970 Pontiac Trans Am's standard engine, the 345-horsepower Ram Air 400-cid V-8, furnished low-14-second elapsed times at the dragstrip. However, power steadily declined beginning in 1972 when Pontiac reduced it to 300 horsepower Trans Am (band), How much horsepower does a Pontiac 455 have? RBP 1970 Pontiac Tempest. First up was the L80 Oldsmobile 403 V8. Chevrolets 1955-vintage 265 cu. How much does a The 400 was inspired by the Pontiac 389 V8 and proved to be the last Pontiac engine with closed chambered heads. See our comprehensive vehicle overview for the 1970 Pontiac Firebird including production numbers, performance specs, factory colors, and OEM brochures. In the fourth week of January, Legendary Motorcar Co listed a 1970 Chevelle SS LS6 with the massive 454/450 hp big block engine. While all are equipped with the less powerful Ram Air III engine, a pristine T/A Convertible is easily a seven-figure car. At first glance this didn't transcend the 370hp on offer by It was rated at 310 hp (231 kW) @ 4800 rpm and 400 Pontiac Firebird Vapor Canister Purge Valve. The seller claims its a survivor with all original drivetrain and much of the paint is said to be original as well. The turbo engine, standard in the Pace Cars, was the most powerful of these, generating 210 hp. For example, the 217 cu. Its 8 cylinder, overhead valve in. A four-barrel carburetor produced a fuel and air mixture that was compressed to a 10.75:1 ratio. 2-door coupe body type. Those 2 got a 455 Hp net @ 7000 rpm when my father's friend dyno it in a tune shop. Pontiac offered three engines in the 1977 Trans Am Special Edition. It was the lone Trans Am engine for 1971 and 1972 and was rated at 300 net hp and 415 lb-ft of net torque in its final year. The brand is at the forefront of carbon-fiber component development and production. 1970 Pontiac Firebird Trans Am (man. RK Motors Classic Cars and Muscle Cars for Sale. Flywheel Tooth Number: 166. By Matt Litwin from October 2015 issue of Muscle Machines. That apparently satisfied most buyers, The Pontiac 389 V8 was first introduced in 1959 and would become one of the most popular engines of the muscle car era. HUMPHREY SUTTON. But another V8 Firebird exists. Hot Rod magazine back in 1970 test drove a Ram Air III 1970 Firebird Formula which went 0-60 mph in 6.0 seconds and the quarter mile in 14.2 seconds. As a comparison Hot Rod magazine back in 1970 obtained 13.9 seconds in the quarter mile with a Ram Air IV equipped 1970 Trans Am. No matter their allegiance to a hostboy 3w ago. Stock Pontiac Head Specs * During my searching for information, I found quite a few discrepancies in the sources I was viewing. The 455 High Output generated 335 horsepower and 480 foot-pounds of torque for 1970 and 1971. Pontiac 389 V8 Engine. Officially titled the Trans Am Performance and Appearance Package, the $725 option was launched in March 1969 with little fanfare and no advertising. (6.6 L) engines available for the 1970 Trans Am: the 335 hp (250 1974 Pontiac Firebird Trans Am 455 Super Duty specs, performance data, top speed, engine specifications, pictures, updated May 2022. Owners love that it's so easy and fun to work on, and mostly they love its speed On this site, I'll give a bit of history on the Trans Am, as well as some background on how I got involved in it. Call us Today! At the top In the Duster, the engine came with a heavy-duty three-speed manual To create the 455 HO, Pontiac borrowed the cylinder heads and camshaft from the previous year's 345-hp Ram Air 400, and added the aluminum intake manifold from the rowdy 370-hp 400 Ram Air IV. Being even rarer than a Hemi Cuda Convertible, these in. From 1979 to 1981, Pontiac also sold Trans Ams with a 301 cubic inch Pontiac V8, making just 150 hp. In 1980 and 1981, a 305 cubic inch Chevy V8 and a turbocharged version of the 301 were also offered, neither of which made much horsepower. Optional once again were a 170-hp 350 and a 180-hp 400. 3 The Plymouth Superbird sold new in 1970 for $4,298. Number Six: Buick GSX 455 Stage 1. This is a site for Pontiac Trans Ams. In the interest of providing performance-minded Firebird buyers with an up-level 400 boasting of additional output, Pontiac's engineers created the T/A 6.6 for 1977. With 8.4:1 advertised compression, the 455 H.O's gross output rating was 335 hp, or 305 net hp. The engine evolved from the Pontiac 370 in * Restored in 2012. RWD (rear-wheel drive), manual 4-speed gearbox. x RESET CAR. The Buick GSX 455 Stage 1 has recently been recognized as one of the great muscle car engines of the 1960s and early 1970s and is enjoying a revival of sorts. After 40 years in pieces, a 1970 Firebird Formula is reborn with an attitude fit for a road warrior. Therefore. For 77, the standard Formula engine was a 301-cid V8 with 135 hpa 170-hp 350 and a 180-hp 400 were optional. The 455 High Output generated 335 horsepower and 480 foot-pounds of torque for 1970 and 1971. How many horsepower (hp) does a 1970 Pontiac Firebird II Trans Am 455cu 7.5L What Makes the 400 Pontiac Special. True output is 525 Hp @ 7500 for GTO and 475 Hp @ 7300 for Firebird. The highest performing Firebird in 1967 came with a very respectable (for the time) 325 horsepower. While the Pontiac Firebird shares its F-body styling and other elements with its General Motors cousin the Chevy Camaro, the cars are by no means identical. With a name like Rolling Big Power (RBP) you expect the best in custom off-road truck products and that is what you should expect from a company that has been in business since 2001 and who has been focusing on the off-road truck market ever since. Between 1973 and 1974, Pontiac would produce just 1296 examples of the Firebird equipped with the Super Duty 455 at an additional cost of $500, with (3,547 cc) Stovebolt six in a 1950 Chevrolet had a gross output of 92 hp (69 kW), but a net output of only 85 hp (63 kW). How much horsepower does a Pontiac 455 have? The Pontiac 400 6.6 Liter engine was first introduced in 1967. Same was the case with the Formulas optional L78 Ram Air III 400, it was rated at 366 horsepower in the GTO much higher than the Formulas rating. 1970 Pontiac Firebird Formula 400 350 ps, 1627 kg. No matter their allegiance to a particular manufacturer, many muscle car enthusiasts share a bond from having been hampered at some point by a common malady: the stalled project. 1974 Pontiac Firebird Formula Curb weights rose dramatically in the 1974 model year because of the implementation of 5 mph (8.0 km/h) telescoping bumpers and various other crash- and safety-related structural enhancements; SD455 Trans Ams weighed in at 3,850 lb (1,746 kg) in their first year of production (1974 model year; actually 1973). Back in the day, despite strong dragstrip performances, it was overlooked because of its lowish published horsepower of 360 hp at 5000 rpm. Detailed specs and features for the Used 1990 Pontiac Firebird including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine This version of the Pontiac V8 engine was used in the GTO, Firebird, and the Trans-Am Firebird. Model Lineup : Engines : Transmissions : 5.7-liter V8 : 3.8-liter V6: 4-spd auto : high-performance Optional TA with WS6 package only: P275/40ZR17 Goodyear Eagle F1 speed-rated 1970-74 Firebird Trim Decoding 1969 Body Tag Form 1969 Body Tags 67-69 Firebird Stats Rated conservatively at 360 horsepower and producing a tremendous 500 pound-feet of torque, the 455 HO gave the GTO the powerful aggression needed to appeal to performance-minded There were 11 different Pontiac V8 engine options for 1966, starting with the 326-cid 250-hp Tempest base V8. This engine was primarily used in California and other high altitude Car & Driver tested a Formula 400 with this engine and Pontiac grabbed a 389 block used in the high-performance Catalina, as well as the Lemans and GTO, and punched it out to an even 400 cubic inches. This one produced in 1971 at Tonawanda with engine serial number 73170. In 1978, the standard Formula engine was a Chevy 305 V8 with 145 hp. 1970 Pontiac Firebird Stock #2513-ATL 1970 Pontiac Firebird for Sale Charlotte Showroom 5400 West WT Harris Blvd Charlotte, NC 28269 Local/International: (704) 598-2130 The second-generation Pontiac Firebird was introduced in February 1970, the late date due to tooling problems. There were a lot of changes to the 389 during its eight year production run which gained the engine even more notoriety. A 325-hp version of the 455 was optional in the '71 Firebird Formula, but the 335-hp 455 High Output was the only engine in the '71 Trans Am. Pontiac Firebird Standard Transmission with 4.22 oz External Balanced Flywheel 1970, Steel Flywheel by Centerforce. Akrapovic is a pioneer in the innovative use of titanium and super-alloys. even though the maximum torque on a 455 occurs at a lower rpm, the 455's torque is 13.7% greater (455-400 x 100)/400 than the 400's torque. Pontiac Firebird Idle Control Motor. Like its predecessor, customers had a Since the GTO was still Pontiacs performance flagship car for 1970, its standard L78 400 which was the same standard engine found in the Formula but it had a higher rating of 350 horsepower. The 400 was inspired by the The Firebird H.O. However, power steadily declined beginning in 1972 when Pontiac reduced it to 300 horsepower and 415 foot-pounds of torque. The base V8 motor was rated at 305BHP and the WS6 was rated at 320BHP. Standard engine was the 400 cid V8 which generated 330 horsepower @ 4800rpm and 430 lbs.-ft. torque @ 3000rpm. manufactured by Pontiac in United States. The 1970 Pontiac Firebird II Trans Am 455cu 7.5L has 340 PS / 335 bhp / 250 kW. The original 1970 Pontiac 455 'big block' V8 was good for between 360 and 370 horsepower and 500 lb-ft of torque. 1970 Pontiac Firebird Trans Am Mecum When it comes to factory horsepower and torque ratings, the most powerful Firebird of all time were 1969 and 70 Trans Ams with the Ram The 1970 Pontiac GTO was available with three 6.6-liter V-8s, namely the basic 350-horsepower unit, the Ram Air III, and the Ram Air IV, as well as the 7.5-liter 455 HO V-8 engine. Helpful Automotive Resources. Its less celebrated and touted, but just as potent a performer, known as the Firebird Formula. Starting a Registry for the 1980-81 Turbo TA's and Pace Cars. By The Numbers. Here you can clearly see the CE173170 stamping on the engine pad. In formula form: TORQUE = VE x CID . How much does a Pontiac Firebird II Trans Am 455cu 7.5L weighs? , Frame Off Built West Coast Trans Am 460/450 HP V8 3 Speed Auto 12 Bolt 3.42 A/C. In 1980 and 1981, a 305 cubic inch Chevy V8 and a turbocharged version of After 40 years in pieces, a 1970 Firebird Formula is reborn with an attitude fit for a road warrior. You can get a 02 WS6 in 4 speed auto or 6 speed manuel. Pontiac 389 V8 Engine. From 1979 to 1981, Pontiac also sold Trans Ams with a 301 cubic inch Pontiac V8, making just 150 hp. The Pontiac Firebird II Trans Am 455cu 7.5L has a V 8, Petrol engine with 7467 cm3 / 455.7 cu-in capacity. 3) in 1970, the model with 2-door fastback The level above the WS6 Trans Am is the Firehawk. The four-barrel version with 10.5:1 compression upped horsepower 1980-81 Turbo Trans Am Registry! However it is well known that these were under ratings, most base firebirds dynoed at at the same HP level as the C5. I'll include lots of pictures of the Trans Am. The Pontiac Firebird II Trans Am 455cu 7.5L has a V 8, Petrol engine with 7467 cm3 / 455.7 cu-in capacity. The 1970 Firebird was poised to hit its stride as a top-line racing performer with expert handling. The Pontiac Firebird is an American automobile that was built and produced by Pontiac from the 1967 to 2002 model years. Trans Am may refer to: Pontiac Firebird Trans Am, an automobile model. And after many years of the same ownership, its now looking for a new home. We also know that horsepower is torque times rpm. 1970 Pontiac Executive Series 25600 Safari - 3 seat 1970 Pontiac Executive Series 25600 Sedan 1970 Pontiac Firebird Esprit Series 22400 (L-30) Hardtop 1970 Pontiac Firebird Esprit Series 22400 (L-65) Hardtop 1970 Pontiac Firebird Formula 400 Series 22600 (L-78) Hardtop 1970 Pontiac Firebird Series 22300 (L-22) Hardtop As promising and pleasing as the first generation of the Pontiac Firebird was, the second generation cars are equally as cool Peak horsepower for this VE curve occurs at 2800 fpm MPS where VE = 0.85. And the WS6's have dynoed at about 370BHP. Installations a Breeze! The turbo V6 made up to 165 hp (123 kW), as much as many GM V8s of that era, but returned much better fuel economy, at least in the EPA tests that determined CAFE. NEW! Naturally, the net output of a given engine is somewhat lower than the gross output. The 1967 Firebird Perfect Fit Smart Series air conditioning system is designed specifically to bolt into your 1967 Firebird with minimum modification to your vehicle. The engine was rated at 290 horsepower at 4,000 rpm and 390 pound feet of torque at 3,600 rpm. How many horsepower (hp) does a 1970 Pontiac Firebird II Trans Am 400cu 6.6L have? The Ram Air III was rated at 335 gross horsepower and 430 lb-ft of torque in the 1969 Firebird, 1970 Firebird Formula, and 1969-1970 Trans Am and rated at 366 gross and the '74 was 290 hp if I remember correctly. Size: 13.979". used a 4-barrel version of the previous engine and upped horsepower to 285. Wearing shiny wheels and tires, this 1970 Pontiac Firebird in Lakeland, Florida seeks a new owner here on eBay where at least 22 bids have set the market value above $4500. 3) engine Horsepower / Torque Curve. The Firebird 326 had, appropriately, a 326 CID V8 and produced 250 horsepower. On the seventh of February, 1973, our test Firebird Trans Am SD-455 swept through the quarter-mile at Orange County International Raceway in Irvine, SUMMARY. 1970 Pontiac Trans Am. Akrapovic 1970 Pontiac Tempest. The Firebird Sprint used a 4-barrel 250 CID engine that upped horsepower to 230. The Pontiac 400 6.6 Liter engine was first introduced in 1967. tel: (704) 445-9105. Since its introduction two years later, the venerable, in-your-face Trans Am has garnered much of the spotlight. 1970 marked the Product Weight: 30.6 lbs. The 340-cubic-inch engine made close to 325 horsepower, and the Dustercame with an array of performance enhancers. Packing a 330 horsepower, 400-cid V-8 with dual exhausts, the Formula 400 Firebird served as a stepping stone to high performance. The 1970 Pontiac Firebird II Trans Am 400cu 6.6L has 350 PS / 345 bhp / 257 kW. The 455 High Output generated 335 horsepower and 480 foot-pounds of torque for 1970 and 1971. The 1978 Pontiac Firebird measures 73.40 inches in width, The 1978 Pontiac Firebird measures 196.80 inches in length, and has a wheelbase of 108.10 inches. Formula gear included wider tires and 1969 Pontiac Firebird 350: The Pontiac Firebird 350 is a 2 door coup-bodied motor vehicle with a front positioned engine supplying power to the rear wheels. Check out this 1970 Pontiac Firebird Esprit that has a 541 Pontiac engine, Edelbrock Victor Jr. Intake, Hooker Super Comp headers, a turbo 400 transmission, and Toyo The engine had a bore and stroke, or size of the cylinder and distance it travels, at 4.125 and 3.75 inches. In the 1968 Pontiac GTO, the 400 cubic-inch V-8 was tuned to deliver 360 horsepower and 445 foot-pounds of torque, or pulling power. The extractor side scoop was a Pontiac Trans Am feature going back to the debut of the second-gen Firebird in 1970. Each kit comes with detailed, easy-to-follow installation instructions and a Yes. In light of this, the 'Year' entry, as indicated by the chart below, may actually represent the year that the heads were cast, versus the year that they were actually installed on an automobile. Yellow Gold: 1970 Pontiac Firebird Formula 400. Nope, this Bird is a first-year, second-gen example wearing a more upscale Esprit trim level and its mostly unmodified. I am curious about the High Performance Pontiac rating, and how they determined it. Engine horsepower and torque curve for Pontiac Firebird Trans Am (man. From 1969 to 2001. An all new 1970 Pontiac Firebird represented a new generation of Firebirds. The Pontiac 389 V8 was first introduced in 1959 and would become one of the most popular engines of the muscle car era. * Original 400 cubic inch Ram Air III V8 / 450 horsepower. Vehicles with Similar Dimensions. 2002 Pontiac Firebird. An all new 1970 Pontiac Firebird represented a new generation of Firebirds. An all new 1970 Pontiac Firebird represented a new generation of Firebirds. The 2nd generation Firebirds had new styling with a front bumper and recessed grille that was molded out of Endura rubber and painted the same color as the car to giving it a bumperless appearance. In 1976, horsepower of the Formulas 350 dropped to 160, but the optional 400 stood pat at 185 hp. x RESET CAR.