Bare cylinder for pump.

No compression usually means a worn piston. This kit will make your unit run like new! This kit includes part # 31-33.

Old Part Numbers: PACP434, CV4x4TA1/2" FPT x 1/2" MPT air compressor check valve with 1/8" FPT side port. If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the unit shuts off, replace this part. The check valve is a...