SCS Professional Series Quick Change Gear Set #41 Intercom Cables & Adapters Heavy duty construction for continuous

Heavy duty construction for continuous high rpm operation

1987 Chevrolet R20 CID 327

Mechanical Roller

Fits Crew Cab models

Drill multiple size holes with one bit

SCS Professional Series Quick Change Gear Set #41 Intercom Cables & Adapters Heavy duty construction for continuousSCS 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