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Speedmaster
GM Powerglide 10 Clutch Drum Assembly Kit
MPN: PCE623.1030 UPC: 840136573616
Speedmaster hub and piston kits are engineered for enhanced Powerglide performance. With a 10-clutch drum system, these kits can hold 10 frictions and 10 Kolene steels, boosting the lockup surface to manage much higher torque than modified OE drums.