Description: The G Force 5.9 Cummins to Chevy adapter plate and flexplate kit accommodates 2002 and earlier Cummins 6BT engines, bolting to a Chevrolet automatic transmission such as a TH400, 700R4, 4L80E, and similar. The G Force adapters position the transmission straight, not angle rotated as some OEM applications.Additional Information: This adapter kit requires the use of a Ford 6.4L Powerstroke starter. As an option, a Ford 6.0L Powerstroke starter can be used, but some bellhousings will require additional interior clearance. In some applications clearance modifications to the engine block pan rail and the Powerstroke starter may be necessary. An installation sheet detailing the modifications are included with your purchase. Purchase hardware kits separately. For additional product install notes see “Product Instructions” section.