Universal Regulator: 4-port, two 1/4" FPT ports, and two 1/8" FPT ports (gauges sold separately here). The regulator controls the amount of air in your air compressor hose. Replace this if you're not able to adjust the PSI to your hose or if it leaks...

Old Part Numbers: SRV187150, SRV187-1/8Air compressor safety valve, 150 PSI, 1/8" male NPT. If your valve leaks below the pressure listed on the side of the valve, replace this vital safety feature.

Bare pump Head (no gaskets or seals included). Torque head bolts down to 52 in/lbs.

Screw for the pump head. NOTE: Torque head bolts down to 52 in/lbs.

Old Part Numbers: CAC-1213Isolator for the pump. Keeps the pump from vibrating against the plastic shroud.

Old Part Numbers: SSF-3147Part of piston/connecting rod kit.