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...

1/4" FPT, 105/135 PSI Rating Click HERE for a wiring diagram

Old Part Numbers: 009200026F, FC009200026, mf009200026Replace if air compressor struggles to start and shows signs of overheating. Please note: Capacitors can not be returned for a refund unless proven to be defective.

Oil Dipstick.

Old Part Numbers: 310

MK100 Piston Assembly with wrist pin, retainer and rings.