Page 158 of Engine Components & Gaskets by Zodiac

oil pump parts retaining ring oil pump shaft 231045 fits 1941 thru 1999 big-twins except twin-cam models 10 pack oem 11002 26348-15 oil pump retaining ring 07 jims flow pro 1 oil pumps for big-twins jims created the new flow pro 1 billet oil pump to increase scavenge oil return volume over stock pumps jims uses billet 6061-t651 aluminum for the housings and matched feed and return gears all parts are cnc machined to exact tolerances jims claims an increase pump flow by 18 and return volume by over 20 each flow pro 1 pump uses pump gears individually matched to each body to maximize feed and scavenge flow these precision pumps supercede any stock or aftermarket pump and are used by top engine builders fits 1973-1991 shovelhead and evolution big-twins 720495 oil pump assembly with early style cover 720496 oil pump assembly with late style cover fits 1992 thru 1999 evolution big-twins 720493 oil pump assembly with early style cover 720494 oil pump assembly with late style cover replacement gasket kits 234917 fits 1973 thru 1991 shovelhead and evolution big-twins 750033 fits 1992 thru 1999 evolution big-twin 231053 t-keys oil pump gear 231051 oil pump retaining ring fits 1936 thru 1999 except twincam models oem 26348-36 key oil pump shaft 231050 key oil pump shaft fits 1936 to present oil pumps except twincam models 10 pack oem 26348-15 t-key oil pump gear replacement t shape key for the oil pump gear on all big-twin models from 1991 thru 1999 except twin-cam models oem 11219 sold in 10 packs jims oil pump bushing for sportster these usa made high quality oil pump bushings exceed oem specifications and fit 1975 thru 1990 sportster oil pumps 237342 cover bushing oem 26431-76 237343 body bushing oem 26489-75 oil pump shaft for big-twin 231439 short fits 1936-1967 oem 26346-36 231438 long fits 1968 thru 1999 except twin-cam models oem 25346-68 26346-70 233477 key pinion and pump 10 pck oem 26348-15 26347-15 07-158

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