By The Numbers
John Wargo * Flanagan, IL
'68 Pontiac Firebird * Total cost to build $39,000

ENGINE
Type: Crate 502ci big-block Chevy
Block: GM 4.466-inch bore Gen VI Iron
Oiling: GM 6qt pan
Crank: GM 4.000-inch forged steel
Rods: GM forged steel
Pistons: GM 8.75:1 forged aluminum
Cylinder Heads: GM cast-iron rectangle ports;
2.19/1.88-inch valves; 118cc chambers
Camshaft: GM 211/230-at-0.050 hydraulic roller; .510/.540-inch lift
Induction: GM dual-plane manifold, Holley 750-cfm carb
Exhaust: Kooks 1 7/8-inch headers; 3-inch collectors and mufflers
Output: 465 hp and 565 lb-ft
Built By: GMPP
DRIVETRAIN
Transmission: Bowler Performance TH400; Holley trans cooler;
Hurst shifter
Rear Axle: Ford 9-inch, 4.56:1 gears,
Detroit Locker diff
CHASSIS
Frame: Stock with custom 12-point roll cage
Front Suspension: Custom Firestone airbags; Monroe shocks
Rear Suspension: Custom four-link, QA1 coilovers
Brakes: Wilwood 13-inch rotors
with six-piston calipers front and rear
WHEELS & TIRES
Wheels: American Racing Torq-Thrust II 17x7.5, front; 20x10.5, rear
Tires: BFGoodrich 225/45-17, front; 305/50-20, rear