'04 Pontiac Nationals Trans Am & GTO on Dyno

1972 GTO and 1977 Trans Am on a chassis Dyno.

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1977 Pro Street Pontiac Bandit Trans Am walkaround
360Rockets 1977 Pro Street Bandit Trans Am. Dyers supercharged, twin Dominator carbed, 400 cubic inch 4 speed car. Tubbed, caged, sumped and dumped. Numbers matching, PHS documented, Y-81 car. One of 384 no t-top cars. No A/C from the factory.





1978 Pontiac Trans Am: WHY ARE THESE PRICED SO CHEAP?
Read my column on Autotrader.com/Oversteer for more about why this Trans Am is such a bargain! http://www.autotrader.com/car-video/1977-1981-pontiac-trans-am-one-of-the-l ast-survivors-of-the-muscle-car-era-is-a-bargain-261844





Dyno Trans am '81 468c.i. 1000hp with NOS
Dyno Trans am '81 468c.i. 1000hp with NOS





1978 Pontiac Trans Am First Dyno Run
And finally.... A first Dyno run of our 1978 Pontiac Trans Am. A total of 3 runs including an Exhaust clip. What a fantastic sound. Now that we have a better idea of the final numbers, here are the specs of the car: 461 cubic inches, 7.6 litre Big Block Rochester 820 CFM quad Stage 2 Carb Approx 500hp @ 548 lb-ft of torque 10.5 : 1 compression ratio Aluminum dual plane intake, Edelbrock performer RPM Aluminum heads, Edelbrock performer RPM 87 cc Hydraulic roller camshaft Intake: lift-.608", duration-224 degrees at .050" Exhaust: lift-.597", duration-230 at .050" Lobe separation: 110 degrees Dougs Headers- 1 7/8" round port, 3 1/2" collector, running into 2 1/2" dual Exhaust, Pro X-Pypes. MSD distributor & ignition system Manual Tremec TKO600 5 Speed Transmission with an upgraded McLeod shifter and Hurst Stick Upgraded GM stock Differential to a 3.73 rear end 10 Bolt 8" Pirelli P-Zero Rosso tires 255/40 front, 285/40 rear 18X9 custom Year One Snowflake billet aluminum rims 4 Wheel Brakes - SSBC with 2" front drop spindles, all 4 are 12" discs




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