GM Powerglide / TH400 Big Shaft Stator Tube Kit Speedmaster has redesigned the power

Speedmaster has redesigned the power gear sets to incorporate four pinion gears--unlike a stock 3-pinion style--to increase their load-handling characteristics

Designed for C4 transmissions in competitive environments where RPM levels approach or exceed 8

This one-piece billet steel flexplate offers the strongest gear teeth

solving issues associated with the weak pressed steel plate bases

GM Powerglide / TH400 Big Shaft Stator Tube Kit Speedmaster has redesigned the powerUpgrade your GM Powerglide or TH400 for extreme horsepower applications with this big shaft stator tube kit. Designed for use with 1 1 8" diameter, 35 spline input shafts, this heavy duty tube is ideal for high performance builds demanding maximum strength and durability.