The tractor protection valve is standard equipment on all heavy-duty Class 8 trucks:
Komatsu: 600-319-3750 (6003193750)
satisfying FMVSS 108 reflex requirements without a separate reflector
Air leak detected at the switch port behind the dash
Cummins: 3691282
International 465-502-C Blower Wheel Replacement 60 Series The tractor protection valve isSpecifications: Rotation CW Voltage 12 Volt Applications: Year Make Model 1997 2002 International 2000, 4000 5000 & 8000 9000 Series Cross Reference: Manufacturer OEM Part Number Bergstrom 1113002 Freightliner ABP N83 302006 Other 869367, IH465502C, IH 465 502 C, S 465 502 C, 465 502 CC8T, MPGS 8584, ATX8584, 465 502 C RC, ATP8584, 21 01735, VIP465 502 C, 465 502 CHTP, GTS8584, PS465 502 C, TF 465 502 C, EBP465 502 C, UNI8584, VPPIH465502C, HDE 465