Proform Dual Idler Noisy Timing Gear Drive - Small Block Chevy Oil Cooler Core Boosters are available in 7"

Boosters are available in 7" or 8" diameter and fit Allstar brake pedals as well as other aftermarket units

and multi-coil designs

5" X 2" and wires into your ignition system with only four wires

139 Tooth Flywheel

which is when your brake pedal feels spongy

Proform Dual Idler Noisy Timing Gear Drive - Small Block Chevy Oil Cooler Core Boosters are available in 7"Proform High Performance Timing Gear Drives 66917C Includes Locking Plate Offset Cam Bushings Roller Cam Bearing Bronze Thrust Bearing Machined For Noise Easy To Install Incl. Locking Plate; Offset Cam Bushings Roller Cam Bearing; Bronze Thrust Bearing Applications include: Bel Air, Biscayne, Blazer, Blazer K5, Brookwood, C10 Pickup, C10 Suburban, C15 Pickup, C15 Suburban, C15 C1500 Pickup, C15 C1500 Suburban, C1500 Pickup, C1500 Suburban, C20 Pickup,