Engine installation harness for installing a Cummins ISC or ISL engine (CM850 engine electronics) into a Pre-NAMUX 1999-2003 Kenworth truck with Cummins ISC or ISL CM554 chassis electronics.
NOTE: This harness is only compatible with a Cummins ISC or ISL CM554 based Kenworth Pre-NAMUX (analog) electronics chassis. If you are uncertain of your exact chassis electronics please call for fitment confirmation.
MEDIUM DUTY ONLY