SCS Professional Series Quick Change Gear Set #7K R010003XXL 400 lb/in Spring Rate

400 lb/in Spring Rate

298 in Bore

165 cc Intake

Fabricated entirely from aluminum - ultra lightweight at only 1

SCS Professional Series Quick Change Gear Set #7K R010003XXL 400 lb/in Spring RateSCS 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