GM TH400 Transmission Heavy Duty Straight Cut Planetary Gear 2.10 - 1.40 Ratio allowing the air cleaner to

allowing the air cleaner to sit low enough to shut the hood

These Speedmaster aluminum pulleys are made from a 356 aluminum alloy that is heat-treated to T-6 specs

Speedmaster C4 automatic transmission small block to big block torque converter conversion plate

Speedmaster 9 Keyway Double Row Timing Chain Kits are CNC Machined from billet

Speedmaster heavy duty intermediate clutch outer race delivers more torque capacity of any OE race

GM TH400 Transmission Heavy Duty Straight Cut Planetary Gear 2.10 - 1.40 Ratio allowing the air cleaner toSpeedmaster planetary gear sets are ideal for modern big displacement engines. Speedmaster only offers planetary gear sets which provide superior torque output for modern high output motors. This planetary gear is fully Rollerized!