M27x2 to 3/4" and 3/8
 coolant hose T fitting
M27x2 to 3/4" straight bead
brass replacement kit for
Paccar Cummins part#
V38-1166 V88-1123 V38-6040 V88-1141

2 pcs of  Fluorine rubber O-ring seal
temperature range between -40 and 500 degrees Fahrenheit
2 pcs of Combined red copper + o-ring seal
temperature range between -40 and 500 degrees Fahrenheit
Teflon thread sealing tape
2 pcs of O-ring silicone lubricant
Lock nut M27x2 
✅ included