SCS Professional Series Quick Change Gear Set #3 RW-H30-DT 1988-1990 GMC Jimmy

1988-1990 GMC Jimmy

Tilton Flywheel

High viscosity index

This weld-on version can be used wherever a heavy-duty

SCS Professional Series Quick Change Gear Set #3 RW-H30-DT 1988-1990 GMC JimmySCS Professional Series Quick Change Gears are made from aircraft steel for maximum strength. Each gear has a shaved finish to minimize backlash and run out, and is broached for proper 10 spline shaft fit. The SCS Extra 5 step heat treating process yields maximum gear life for high stress applications such as big block Oswego Super Modifieds and World of Outlaws Sprint Cars. Gears have a black oxide finish, and the faces have been lightened to reduce