Ring And Pinion Sets Heavy duty standard weight ring and pinion sets are made of 8620 steel and heat treated for extra strength and durability. GM 7.5" - 7.625" 8-5/16” x 10-9/16” 1993-02 Firebird 10-Bolt 3.23 & Up Part No. Ratio Teeth Description MOTG875342 3.42 41-12 Ring And Pinion Set MOTG875373 3.73 41-11 Ring And Pinion Set MOTG875390 3.90 43-11 Ring And Pinion Set MOTG875410 4.10 41-10 Ring And Pinion Set MOTG875456 4.56 41-9 Ring And Pinion Set MOTGM7.5BI — — Differential Gear Kit, 26 Spline (Open)
MOTR7.5GRMK — — Master Installation Kit, 1982-98 MOTR7.5GRLMK — — Master Installation Kit, 1999-02 GM 8.0" 2004-Up Pontiac GTO Part No. Ratio Teeth Description MOTG80390 3.90 — Ring And Pinion Set
Pro-Billet LT 1 Distributor Machined aluminum housing designed to replace the OEM LT1 OptiSpark distributor. Easily adjust timing up to +/-6 degrees with large ball bearings that stabalize timing through 10,000 rpm. Sup- plied with heavy duty LT 1 cap, rotor, and all components needed for installation. Part No. Application
Street Fire Wires Street Fire spark plug wires have a low resistance conductor wrapped in a sleek and durable black sleeve. The terminals are covered in black boots to protect the conductor from engine heat. Part No. Description MSD5572 1998-02 Firebird LS-Series MSD5575 1993-96 Firebird LT1
MSD8381
Advance
Ignition System
MSD8381 MSD83811
GM 1992-94 LT-1 (Early) * GM 1994-96 LT-1 (Late) **
Adjustable Adjustable
OEM OEM
* Spline Drive * * Pin Drive
1993-02 Firebird Ignition Components MSD offers a wide variety of ignition components for popular 1993-02 Firebirds. Part No. Description 9993-97 Firebird LT1 V8
MSD8226 1993-95, Replacement Coil - Dual Connector MSD8231 1996-97, Replacement Coil - SingleConnector MSD8381 1993-94, Pro-Billet Distributor - Early Model Spline Driven MSD83811 1994-97, Pro-Billet Distributor - Late Model Pin Driven MSD8481 1993-94, Replacement Distributor Cap/Rotor Kit - Early Model MSD84811 1994-97, Replacement Distributor Cap/Rotor Kit - Late Model MSD8876 1993-95, Wiring Harness To Install MSD6201/6425 MSD8877 1996-97, Wiring Harness To Install MSD6201/6425 MSD32143 1993-97, Direct Fit Spark Plug Wire Set - Black MSD32149 1993-97, Direct Fit Spark Plug Wire Set - Red 1998-02 Firebird LS1 V8 MSD8215 1998-02, Coil Brackets For OEM Or MSD Coils MSD8886 1998-02, EFI Wire Harness To Install MSD6010 MSD32813 1998-02, Direct Fit Spark Plug Wire Set - Black MSD32819 1998-02, Direct Fit Spark Plug Wire Set - Red MSD82858 1998-02, Direct Fit Coils - Set of 8 (VIN #G) MSD88867 1998-02, Direct Fit Power Upgrade Coil Wire Harness
Ignition Controllers The ignition controllers can now be installed on EFI or carburetor equipped engines. The controllers map a timing advance curve with MSD's easy-to-use Pro-Data+ software. Other programmable features include a two-step retard in case nitrous is in the mix. Part No. Description
MSD8226
MSD6014 Controller For LS Engines (Red) MSD60143 Controller For LS Engines (Black)
Atomic AirForce LS-Series Intake Manifold This polymer manufactured manifold maximizes airflow and improves distribution thanks to its uniquely designed runners that maximize plenum volume. The result is noticable horsepower gains for stock and modified LS powerplants. The Atomic AirForce intake accepts an OEM or a 103mm throttle body as well as factory or aftermarket fuel rails. Mounting gaskets and hardware included. Part No. Description MSD2702* 2005-06 Pontiac GTO LS2, 2004 Pontiac GTO LS1/LS6, 1998-02 Firebird * Factory Throttle Body Requires MSD2709 Adaptor. Must use LS2 or aftermarket fuel rails)
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