| DATA FILE |
| Vehicle: | 1998 Pontiac Trans Am |
| Owner: | Jason Pfitzner, Springfield, Missouri |
| Block: | OEM cast aluminum LS1, 5.7L |
| Compression ratio: | OEM 10.1:1 |
| Heads: | OEM cast aluminum, unported |
| Cam: | Hydraulic roller 224°/224° at .050, .563/.563 lift,114 LSA |
| Pushrods: | COMP Cams chrome-moly |
| Rocker arms: | OEM roller body |
| Pistons: | OEM hypereutectic cast aluminum |
| Rings: | OEM |
| Crankshaft: | OEM |
| Rods: | OEM |
| Intake manifold: | Edelbrock Victor Jr. EFI carb-style inlet |
| Throttle body: | OEM, ported and polished |
| Fuel injectors: | Mototron, 60 lb/hr |
| Fuel rails: | Edelbrock billet aluminum |
| Fuel pump: | Walbro twin 255-lph pumps, in tank |
| Ignition: | OEM coils, MSD wires |
| Engine management: | OEM with HP Tuners 2-bar speed density tuning |
| Turbo system: | Twin 64mm custom kit by 417 Motorsports |
| Exhaust system: | 417 Motorsports custom 3-inch stainless |
| Transmission: | Liberty T56 6-speed manual, faceplating, Viper output shaft |
| Clutch: | Spec 3+ w/ billet steel flywheel |
| Driveshaft: | Custom 3.5-inch aluminum |
| Front suspension: | OEM K-member and A-arms w/ QA1 shocks and springs |
| Rear suspension: | Custom adjustable torque arm w/ BMR relocation X-member, BMR control arms, Panhard bar, QA1 shocks, cut OEM coil springs |
| Rear axle: | Moser 12 bolt w/ 3.73 gears and spool |
| Brakes: | Slotted rotors w/ Hawk pads in front, OEM rear pads |
| Wheels: | Bogart aluminum D6 15x3.5 and 15x10 (track)
American Racing TT2s 17x9.5, 17x11 (street) |
| Front tires: | Mickey Thompson 26x7.5-15 Sportsman front (track)
Nitto Extreme 555 275/40-17 (street) |
| Rear tires: | Mickey Thompson 275/60-15 ET street radials (track)
Mickey Thompson 315/35-17 ET street radials (street) |
| Fuel octane: | 93 |
| Race weight: | 3,700 pounds with driver |
| Best e.t./mph: | 10.92 at 126 mph |
| Best 60-ft. time: | 1.55 |
| Dynojet results: | 571 rwhp and 563 lb-ft SAE (8.5 psi boost) |
| Current mileage: | 51,485 |
| Miles driven weekly: | 50 |