For Big Block Chevrolet engines 1991-pontiac-firebird-esi6483971 designed to work specifically with

designed to work specifically with the high output inductive storage ignition module in the ready to run distributors

at degrees C 30 at neg 10 degrees C

Helps with lock-up on weak limited-slip differentials-compatible with Red Line Limited Slip Friction Modifier for tuning slippage

The BMR Extreme Anti Roll bar is strictly designed to eliminate body roll and transfer maximum power to the rear wheels

For Big Block Chevrolet engines 1991-pontiac-firebird-esi6483971 designed to work specifically withThese kits were specifically designed to provide a "plug & play" cam position signal to Holley EFI systems, although they may be used with any EFI system which can read a digital, square wave input cam signal. They are intended for use with Big Block Chevy engines with a +. 400" raised cam height and (Jesel or similar) external, dry timing belt, cam drive systems.