SCS Professional Series Quick Change Gear Set #9 HX02521 1983-1994 Chevrolet S10 Blazer CID

1983-1994 Chevrolet S10 Blazer CID 400 GAS RWD

1959-1959 GMC FM340

Designed for high-rpm and competition 289/302 engines with aftermarket Windsor-style racing cylinder heads such as the Edelbrock Victor heads number 77219 or Victor Jr

Other uses include wrapping wiring harnesses

XPR is popular in a variety of motorsports including: NASCAR

SCS Professional Series Quick Change Gear Set #9 HX02521 1983-1994 Chevrolet S10 Blazer CIDSCS 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