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1992 Pontiac Trans Am GTA - SLP

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DETAILS

Factory Specifications:
Dark Jade Gray Metallic, 305ci TPI engine (LB9), 4L60 automatic, 2.73 gears. Medium Gray leather interior, T-Tops. (PHS documented - numbers matching). Built in Van Nuys, CA on Sept. 30th 1991. Originally sold by Wood Pontiac/Cadillac in Santa Rosa, CA. SLP Performance Package, 266HP@5000 RPM / 355 FT-LB@3700 RPM, 0 - 60 mph: 6.2 seconds, Lateral Acceleration: 0.92g
Performance Modifications:
MSD Superconductor 8.5mm Grey 90* plug wires. Hypertech 4055 E-Core Ignition Coil, 53,000volts. 180* Degree Thermostat. TPiS Bored 52mm Throttle Body w/SLP AirFoil. SLP Cold Air Kit (Relocation of Carbon canister using SLP kit). SLP TPI Intake Runners. Flowtech shorty 4-into-1, 1.5" with 2.5" collectors. Matching Y-Pipe (Replaced SLP 1 5/8" Tri-Y Headers). Catco 3" High Flow Cat. Converter. SLP 3" Cat-Back Exhaust System, 2 On the Left exit (2OTL). Accel High Flow TPI Base Manifold. Bosch III 30lb\hr Injectors (TPI modified). Holley Adjustable Fuel Pressure Regulator. Walbro GSS340M in-tank 255LPH Fuel Pump w/ Plug n' Play Harness. 3-Wire Heated Denso Oxygen Sensor P/N 234-3094, w/TPI Parts WIR-700 Wiring Adapter. Custom DIY PROM based on AXXF bin. CarQuest/Nippi-Denso LT4 hi-torque mini-starter. Transmission/rear end: Zexel-Torsen Posi w/3.42 Gears (From an '02 Camaro SS). Tru-Cool Transmission Oil Cooler, 18,000 GVW. Pro-Built 4L60 Transmission featuring the following: ACT 2400 RPM Stall Converter w/Lock-Up (Custom for my cars exact specs). Corvette Servo and Housing. 3-4th Gear Up-Shift Valve Mod (Ability for WOT in 4th). GM HD Sunshell. Hi-Energy Borg-Warner Clutches and Bands. TransGo Recalibration Kit. Chevrolet S10 Pickup Shift Governor.
Interior Modifications:
140mph/8,000rpm/80psi Instrument Cluster Upgrade (swapped in factory odo for correct mileage)
Exterior Modifications:
None
Tires, Wheels, and Suspension:
Spohn Tubular Sub-Frame Connectors (Welded) Spohn Tubular Steering Brace (Wonder Bar) Spohn Tubular K-Member, Mild Steel Spohn Tubular A-Arms, Mild Steel Spohn Front Sway Bar, Solid 1-5/16" 4140 Chrome Moly Spohn Rear Sway Bar, Solid 22mm 4140 Chrome Moly Spohn Tubular Adjustable Torque Arm w/Trans Mount Crossmember & Poly Trans Mount, Mild Steel Spohn Tubular Adjustable Panhard Bar w/Poly Bushings, Black, Mild Steel Spohn Rear Lower Control Arm Relocation Brackets Spohn Tubular Rear Lower Control Arms, Mild Steel Spohn/Moog Front End Rebuild Kit (Centerlink, Inner Tie Rod Ends, Outter Tie Rod Ends, Lower Ball Joints, Adjusting Sleeves) Kenny Brown 1-piece 3-pt Strut Tower Brace w/Custom Spacer (needed for SLP runners) Earl's Hyperfirm Stainless Steel Braided Brake Lines Slotted and cross-drilled brake rotors Hawk Ceramic Pads Eibach Pro Kit w/GM Spring Isolators KYB GR-2 Shocks and Struts
Audio, Video, and Technology:
Factory CD player (refurbished). Pioneer TS-G4642R 4x6s and Pioneer TS-A6962R 6x9s. I have the working factory speakers in storage. I used adapters and did not cut a single factory connection.
Special Thanks and Sponsors:
Awards:
2nd place West Coast Trans Am Nationals (Trans-A-Rama). Pontiac Firebird: The Auto-Biography, by Marc Cranswick, pg139.

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