SCS Professional Series Quick Change Gear Set - 6 Spline - Set 617 - 4.11 Ratio 2.49 / 6.78 - 4.33 Ratio 2.62 / 7.14 HYPLSML11M61 Superior to stock materials

Superior to stock materials

#2 Wide band oxygen sensor harness (Fully Terminated)

Clip-In / Wrap Around

Shelby GT500 / Bullitt / Mach 1

Striking New Look

SCS Professional Series Quick Change Gear Set - 6 Spline - Set 617 - 4.11 Ratio 2.49 / 6.78 - 4.33 Ratio 2.62 / 7.14 HYPLSML11M61 Superior to stock materialsManufactured from 9310 aircraft alloy for maximum strength, 6 spline quick change gears are crown hobbed, broached for 6 spline shaft fit, and black oxide finished for corrosion protection. Gears undergo a five step heat treating process to deliver maximum durability. Since 1979, SCS Gearbox, Inc. has been listening to it's customers! When SCS Gearbox first started manufacturing, it was to meet the needs of tractor pullers to provide specialized