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QuadBoss Air Cut-Off Valve Kit - 420589 Item # 744147
Description
Improperly functioning air cut-off valves can stick open or closed, causing poor running conditions and popping during deceleration. Air Cut-Off Valve Kit includes O-rings, diaphragm, spring and screws necessary to rebuild the air cut-off valve circuit.
Part Numbers for QuadBoss Air Cut-Off Valve Kit - 420589
Fitment for Parts QuadBoss Air Cut-Off Valve Kit - 420589
This part fits the following vehicles:
