Cummins ISX/QSX 4089986 Timing Fuel Actuator PAI 180187CROSS REFERENCE: 4089986 4092907RX 4902907NX 5677522PX 4089986NX 4089986PX 4089986RX 5693752 4902907 5677522 APPLICATION: Cummins ISX QSX DETAILS: Used With Twin Cam Units, Will Use 2PCS Per Engine BRAND: PAI 180187 Cummins 4089986 Timing Fuel Actuator PAI 180187 truck engine parts and heavy truck parts. Ensures fuel control for consistent combustion in heavy duty operation. All components are proudly manufactured in the U. S. A. by PAI Industries