Old Part Numbers: Z-A08548, Z-D29777Valve Plate Assembly, includes Valves and Cylinder Gasket (Head Gasket sold separately). Genuine Porter Cable replacement part. Broken valve causing slow pump up or no compression at all? Replace this valve plate kit...

Old Part Numbers: Z-A04615, A16342, Z-D23584, N036515SV, N039790Pump and motor assembly for air compressors (does not include plastic cover or pump head). This is a horizontally-mounted pump (it sits horizontally in the plastic clamshell shroud)...

Old Part Numbers: KK-4964Includes piston / rod assembly with piston ring, cylinder, and rod bearing.  If you have a sudden loss of performance, replacing the cylinder sleeve and piston ring usually restores compression in oil-free units. Inspect the...

Hose Clamp for the Discharge (Outlet) Tube/Hose.

Old Part Numbers: A19714, D27022Check Valve, 1/2" male NPT x 1/4" hose barb. If your compressor constantly leaks after it shuts off, this is probabably the problem. If this one-way check valve is clogged or defective, air will backfeed from your tank, so...

Old Part Numbers: CAC-1199Replace this when replacing the piston/cylinder. Since the gasket is graphite, it cannot be reused if the head is removed. NOTE: Used with NEW-style valve plate.

Screw (fastener) for the motor/pump shroud.

Dayco Timing Belt. Replace if slipping or frayed.