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 6020BU Is your trailer door too

Is your trailer door too steep to get your car to the race track or autocross

durable Rynite material these rotors are designed specifically for MSD Crank Trigger Distributors

They are designed

OE flange gasket and sealing

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 6020BU Is your trailer door tooManufactured 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