SCS Professional Series Quick Change Gear Set - 6 Spline - Set 63 - 4.11 Ratio 3.82 / 4.43 - 4.33 Ratio 4.02 / 4.66 Radio Battery and Antenna Kit Hardened Chromoly Pivot Pins

Hardened Chromoly Pivot Pins

Planetary Gear Reduction

Compatible With Exotic Fuel

Eliminates Points Bounce

Components are included to remove and install tubes with the turn of a wrench

SCS Professional Series Quick Change Gear Set - 6 Spline - Set 63 - 4.11 Ratio 3.82 / 4.43 - 4.33 Ratio 4.02 / 4.66 Radio Battery and Antenna Kit Hardened Chromoly Pivot PinsManufactured 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