By The Numbers
1968 Pontiac Firebird
Chris Hall, 36 • Surprise, AZ

Type: Pontiac 406
Block: factory iron, bored to 4.152 inches
Oiling: Melling pump, Canton pan
Rotating assembly: factory 3.750-inch crank, Eagle rods, Probe 10.5:1 forged pistons
Cylinder heads: Edelbrock aluminum Performer RPM castings ported to 320 cfm
Camshaft: COMP Cams 242/246-at-.050 solid roller; .628/.628-inch lift; 112-degree LSA
Valvetrain: COMP Cams valvesprings, retainers, locks, and pushrods
Induction: Edelbrock Performer RPM with custom porting, Holley 850-cfm carb
Ignition: MSD distributor, coil, and plug wires
Exhaust: Doug's 1.875-inch headers, Flowmaster 3-inch X-pipe, dual Pypes mufflers
Cooling: stock water pump, Northern radiator, Lincoln Mark VIII electric fan

Transmission: Tremec TKO600 five-speed manual, Centerforce clutch, Pro 5.0 shifter
Rear axle: GM 10-bolt rearend with 3.73 gears and Auburn limited-slip differential

Front suspension: Global West control arms, Koni shocks, Hotchkis springs and sway bar
Rear suspension: Koni shocks, Hotchkis springs and sway bar
Brakes: Baer 12-inch rotors and two-piston calipers, front; 12-inch rotors and single-piston calipers, rear

Wheels & Tires
Wheels: Coddington Magneto 17x8, front; 18x9, rear
Tires: Nitto NT05 255/40R17, front; 275/40R18, rear