B&M Holeshot Torque Converter Chev Turbo 700 , 1800-2200 Stall # BM70417Torque Converter, Holeshot, 2,000 rpm Stall, Chevy, 4L60E 700R4, Each Torque Converter Use: Street Strip Stall Speed Rating RPM Range: 1900 2100 Torque Converter Bolt Circle (in.): 10. 750 in. Input Spline Quantity: 30 Anti Ballooning Plate: No Lockup Compatible: Yes Crank Pilot Diameter: 1. 703 in. Furnace Brazed: Yes Balanced: Yes Mounting Hardware Included: Yes Torque Converter Stall Note: Actual stall speed may differ due to engine combination,