Stock replacement gerotor oil pump assembly

2000 Twin Cam Softail)

Fits: > 41-67 FL models

Mounts to inner primary housing

KB PERFORMANCE, 1340 SHOVEL FORGED PISTON KIT. +.020" bromsok och klossar Stock replacement gerotor oil pumpForged piston set. 9. 0: 1 CR with 112cc head. Piston weight 416gr. Piston pin weight 97gr. Piston pin dia. . 791" offset. Head type: Dome with 52. 7cc. Compression height 1. 285". Bore 3. 498". Stroke 4. 250". Rod length 7. 440". Cyl. length 5. 330". All KB forged pistons are made from 4032 alloy, a 11% silicon alloy that is formed in a forging press. Forging aluminum gives a superior strength and structural integrity on a molecular level, after