Replacement Black Torque Converter Clutch Kit 3/4″ Specs – Front Drive Clutch Bore Size: 3/4″, Rear Drive Clutch Bore Size: 5/8″. Refer to images 2 & 3 for more information Includes – (1) Drive Belt, (1) Plastic Assembly Cover, (1) Driver Pulley, (1) Bore Driven Pulley, (1) Aluminum Mounting Bracket Plate, (1) 12 Tooth #35 Sprocket, (1) 10 Tooth #420/#40/#41 & (1) Mounting Hardware Kit; comes as shown in the first image Comes with BOTH the 10 Tooth Sprocket (#420, 40 & 41 chain), and the 12 Tooth Sprocket (#35 chain). Fits engines up to 7 HP Fits All engines with a 3/4 inch straight crankshaft & Go Karts with 3/4″ 30 series transmission set up Note: Our staff constantly strives to provide clear and concise product information. We understand that sometimes it can be difficult to confirm the exact product needed. It is your responsibility to confirm this is the correct product you require; therefore, we encourage all customers to fully review the information provided in t