Old Part Numbers: Y20AIf yours is pitted or grooved, replace it. Use new connecting rods.

LOCK,FLANGE,HEX,SERR,ST,PLTD,5/16-18

Old Part Numbers: L100All the gaskets necessary to rebuild your D, DC, DCU, G, GU, GCU, L, LC, LU, LCU, MG or MGU Pump. (Incl. L3, L4,2-K31,2-L41,2-L51)

Old Part Numbers: K30Cylinder for K series and D/DC/DCU air compressor pumps.

Old Part Numbers: EQ72

Old Part Numbers: L21WThis is the one with the EQ38 bronze bushing insert. You need 3 L21L connecting rods and one of these to replace all 4 connecting rods. Order wrist & roll pin also if needed. Works with old style (non-bearing) and new style.

Old Part Numbers: 610-1125, DU101, GU101Complete rebuild kit for entire air compressor pump. Includes the piston rings, gaskets, intake and exhaust valves, unloader valves, and canister-style air filter elements (L54E hollow-style) for the GU, GCU, LU,...

Old Part Numbers: 122-1042-JE Jenny Pipe Nipple (122-1144)