C 30 1 Ton Pickup 2WD V8-454 7.4L VIN W 4-bbl (1983)
decrease gun distance
Tighter Pattern
Decrease air pressure
and/or gun distance
Wider Pattern
Increase air pressure
and/or gun distance
decrease gun distance
Tighter Pattern
Decrease air pressure
and/or gun distance
Wider Pattern
Increase air pressure
and/or gun distance