The FTI TH400 Promod billet aluminum direct drum kit is built for Turbo 400 performance applications and includes a pressure plate, a five-clutch intermediate pack, and a direct drum with a 36-element sprag. Offered as a Promod direct drum kit, this assembly is intended for high-performance TH400 builds where Promod-style transmission internals and a durable sprag are required.
FTI TH400 Promod Billet Aluminum Direct Drum Kit w/ 36 Element Sprag