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 10218S This harness covers all common

This harness covers all common options and even features a fully integrated ground circuit

This pick-up plugs directly into an MSD Ignition Control

This pulley is made to accept a 1/2" shaft

Designed for ultimate strength and locking force

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 10218S This harness covers all commonManufactured 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