AXODE Lock Up Torque Converter (FM61M) AXOD, AXODE, AX4S, AX4N, 4F50N Automatic Transmission Lock-Up Torque Converter Diameter - Bolt Circle to Bolt Circle: 10.750" Bolt Circle To Bolt Circle: 8.875" Mount: 4 Studs 10mm x 1.0 Hub: Bushing Pilot: Diameter 0.825" Splines: 23 Stall:... Part #: FM61M MSRP: Was: Now: $145.99 Decrease Quantity: Increase Quantity: Choose Options