5.9 Cummins Piston Cooling Nozzle For Sale
5.9 Cummins Piston Cooling Nozzle For Sale
5.9L Cummins 3901020 Piston Cooling Nozzle Set, we sell piston cooling nozzle for all Cummins Diesel engines, such as ISB, QSB, 6BT5.9.
Piston Cooling Nozzles – Installation
Install 4 inch X 3/8-16 guide studs in the capscrew holes.
Install the nozzles in the cylinder block.
NOTE: Make sure the oil passage opening in the piston
cooling nozzle is pointing up toward the piston.
Caution: Do not use the cap screw to pull the nozzle into
the cylinder block. Nozzle and O-ring damage or external
