| Year/Model:
1973 Pontiac Firebird Trans Am |
| Race
Weight: TBD |
| Curb
Weight: TBD |
| Fuel Level:
Full Tank |
| Type of
fuel: 93 / 110-octane mix |
| Engine:
70-XF 455, bored .030 |
| Cubic
Inches Before / After: 455 / 462 |
Built by:
Owner
Machine work: Rex Hutchison
Racing Engines - Sacramento California |
| Carburetor:
Holley 850 Double Pumper, #80 / #81 jets, ProForm Main Body |
| Spacer
Plate: None |
| Intake
Manifold: Edelbrock Performer RPM |
| Fuel
System: Mallory 140 Pump, 8 AN line from tank to reg, 8 AN line
from reg to carb, Mallory reg set at 7 psi |
| Heads:
Kauffman Racing Equipment, Aluminum D Port, 2.11/1.66 Ferrea stainless
race valves, 74cc, not ported |
| Flow
numbers: 262 cfm intake at .550 lift, 28-in |
|
Pistons/Rings: Forged TRW flat-top
with small dish / Total Seal |
| Rods:
6.625" Forged Childs & Albert Track Master |
| Compression
Ratio: 10.65 |
| Crankshaft:
Nodular iron, turned .010 under |
| Rotating
Assembly Balanced: Yes |
| Camshaft:
Comp Cams hydraulic, 244/244-deg dur. at .050, .551/.551 lift 1.65 ratio
rockers, 110-deg LSA |
| Installed
Position: Straight up |
| Rocker
Arms: Comp Cams 1.65 roller |
| Ignition:
MSD Pro Billet, Blaster 2 coil, MSD 6AL, MSD 8.5 mm wires, NGK R5671A-11
plugs |
| Total
Timing: TBD |
| Exhaust:
Hooker Super Comp ceramic 1.75-in primary headers, 3-in collectors,
2.5-in Flowmaster American Thunder kit, 2.5-in H-pipe |
| Power
Adder: None |
|
Transmission: Turbo 400
built by Monster Motorsports, SS Mega Monster, reverse manual valve
body |
| Converter:
B&M HoleShot 10-in, 3200-rpm stall |
| Shifter:
B&M Console Megashifter |
| Rear
type/Ratio: Moser 9-in, full spool, 35 spline Moser axles, 3.70
gears |
| Brakes,
Front: Summit cross drilled rotors, SSBC Force 10 SuperTwin
calipers Rear: Master Power Brakes 11-in HD finned drum
upgrade |
| Wheels,
F/R: Weld Pro Stars, 15x3.5 / 15x8
- 4.5 Backspace |
| Tires,
Front: Mickey Thompson Sportsman 26x7.50x15
Rear: Mickey
Thompson Sportsman Pro 28x10.50x15 |
| Suspension,
Front: stock with CE adj. drag shocks set at 90/10 |
| Suspension,
Rear: stock
with CE adj. drag shocks set at 50/50, CE Slide-A-Link Traction Bars |
| Chassis
Mods: CE subframe connectors |
| Interior
Mods: Hurst Roll Control |
| Exterior
Mods:
Dude Scoop
from Ken's Speed & Machine, gently bolted to hood bracing |
| Safety
Mods: Driveshaft loop |
| Paint:
Buccaneer Red, original was Brewster Green, the car was already red when
I bought it. |
| Launch
Technique:
TBD |
| Best
1/4-mile ET, MPH:
TBD |
| Horsepower:
515 Estimated |
| Torque:
548 Estimated |
