B&M Holeshot Torque Converter Chev Turbo 350 Turbo 400 , 3000rpm # BM20413B&M Holeshot Torque Converter Chev Turbo 350 Turbo 400 , 3000rpm # BM20413 Torque Converter, Holeshot, 3,000 rpm Stall, Chevy, TH400 TH375 TH350 TH375B, Each Torque Converter Use: Street Strip Stall Speed Rating RPM Range: 2800 3200 Torque Converter Bolt Circle (in.): 11. 500 in. Anti Ballooning Plate: No Lockup Compatible: No Diameter (in.): 10. 000 in. Furnace Brazed: Yes Balanced: Yes Mounting Hardware Included: Yes Torque Converter Stall Note: