This clutch disc is a custom disc that is used with a S-10 v8 swap. The disc features a 1" by 14 spine drive hub, and is 11 " in diameter. The disc is to be used with a 168 tooth flywheel. The 1" by 14 input shaft is used in the s-10, t5 transmission. This disc is required when using bell housing adapter PN712547.
From the manufacturer: The series 100 disc is a organic/organic faced disc that offers great holding power and velvet smooth engagement for street, towing or heavy hauling applications.
