JMBX Performance Converter Kit GM-RK-688
Street/Strip applications only. For use with GM 258mm early-style stators only.
- Transmission Unit: 6L80, 6L90
- Core: GM 258mm
- Dampered: No
- Lockup: Multi-Plate
- Unit Size: 300mm
- Clutch Material: HTE
- Turbine Hub Input Spline Count: 36