GM TH400 Forward Clutch and Direct Clutch Assembly w/o Clutches - STD Speedmaster GM automatic transmission parts

Speedmaster GM automatic transmission parts are manufactured using the highest-quality materials for strength and durability

but very vital component found in this mass orchestra of mechanics is the idle air control valve

Built from high-grade steel

Speedmaster conversion steel bell housing couples the Nissan RB25/ RB30 engine to your Turbo 400 automatic transmission

These dipsticks are available in both firewall-mount and trans-mount styles

GM TH400 Forward Clutch and Direct Clutch Assembly w/o Clutches - STD Speedmaster GM automatic transmission partsThe Speedmaster forward drum and direct drum assembly are designed to withstand high horsepower with their upgraded 36 element sprag design. Speedmaster GM automatic transmission parts are manufactured using the highest quality materials for strength and durability.