Genuine Cummins ISC/ISL 8.3 Complete Rocker Arm Assembly 3966658 OEM

ISL ISC 8.3 ISL9 Rocker Arms Assembly With Pushrods And Bridges 3966658

Genuine Cummins 3966658 Rocker Lever Shaft

Cummins ISC/ISL 8.3 Rocker Arm Assembly 3966658 OEM

Cummins ISC/ISL 8.3 Diesel Engine Rocker Arm Assembly 3966658 OEM

Cummins ISC/ISL 8.3 Rocker Arm Complete Assembly 3966658 w/ Pushrods OEM

Cummins ISC 285 8.3L Diesel Engine Rocker Arm Assembly 3966658 OEM

Cummins ISC/ISL 8.9L Diesel Engine Rocker Arm Assembly 3966658 OEM