Old Part Numbers: CAC-291-1, Z-CAC-291-1 Top head gasket.

Old Part Numbers: 68-4-21/8" male NPT x 1/4" compression adapter for air compressor unloader/bleeder line. A very common adapter to attach the 1/4" OD unloader/bleeder line from the unloader valve on the pilot valve to the pump head.

.313-18 WING

Replace if pitted or grooved along w/ 2 new rods. -Rods not inlcuded-

Old Part Numbers: SSF-993 Also available in Fastener Kit # KK-4929.