SCS Professional Series Quick Change Gear Set - 6 Spline - Set 613 - 4.11 Ratio 2.64 / 6.39 - 4.33 Ratio 2.78 / 6.74 2PACK-VM-PTT 1987-1989 Plymouth Expo

1987-1989 Plymouth Expo

Manufactured In USA

Four 2-1/16 in Diameter Gauges

Triple Valve Springs from COMP Cams deliver maximum strength

SCS Professional Series Quick Change Gear Set - 6 Spline - Set 613 - 4.11 Ratio 2.64 / 6.39 - 4.33 Ratio 2.78 / 6.74 2PACK-VM-PTT 1987-1989 Plymouth ExpoManufactured 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