1973 Pontiac Firebird Trans Am

Description5-year project built at Grubbs Motorsports of Garland, Texas, estimated $250,000 invested. 1 of 4,802 Trans Ams built for 1973 .Built 428 CI fuel injected LS3 Stroker V-8 engine, dyno tuned to 519 HP at the wheels. 11:1 compression and 4.125 inch Callies CompStar rotating assembly. Updated with an aggressive cam. LS3 heads with upgraded valve springs. GM computer. Griffin radiator with dual fans. TR6060 6-speed manual transmission with a dual-disc clutch and MGW shifter. Refinished Black exterior with painted graphics. Shaved and smoothed with molded in spoilers. Vintage Air. Custom aluminum driveshaft. Custom built 9 inch Ford rear end with 35-spline Moser axles. Wavetrac Positraction and 4.11 rear gears. Engineered 3-link suspension with Watts link. Strange double adjustable coilovers. Tubular front suspension with quick ratio steering box 4-wheel 14 inch Wilwood brakes with Wilwood master cylinder. Rick Tanks stainless gas tank with custom side entry fuel filler. Forge line Wheels. Read More