6.7L Cummins Engine Assembly – Coolant Heater

Install
For flange mounted coolant heaters, lubricate the new heater a-ring with clean 15W-40 engine oil.

Install the coolant heater and retaining capscrews.
Tighten the capscrews.
Torque Value: 24 Nโ€ขm [ 212 in-lb ]

For threaded coolant heaters, apply pipe sealant, Part
Number 3375066, to the threads of the coolant heater.
Install the coolant heater into the cylinder block and tighten.
Torque Value: 55 Nโ€ขm [ 41 ft-lb ]