HL4101, HL421000, HL421500, HL423200, HL431500...

Kit includes part # 34, 35, 36, 37, 38, & 50.

Old Part Numbers: CW212300AV95/125 PSI

Old Part Numbers: EC014500AV, E100310, E103343POWER CORD 14/3 SJTW 6FT LENGTH

Broken valve causing slow pump up or no compression at all. Replace this valve plate assembly to restore compression. Kit includes part # 4-13 & 15.

Order this if air leaks from the valve on the side of your pressure switch. SpecificationsNPT - 1/8"  X 27 Port, 3/8" X 18 Port connects to unloader & 3/4" X 14 Tube Port

Kit includes part # 4, 13, 15, 27, & 28.

Cast iron cylinder for pump. Replace this if your cylinder has a top to bottom groove caused by lack of oil or abrasion. Remember to use a ring compressor to compress the rings on your piston to be able to slide the cylinder over the piston. 

Kit includes part # 46, 47, 48, & 51.