Description
Cylinders – 4.125″ – Black
- Cylinders have a stock bolt pattern
- Bored slightly under nominal size and are not honed
- Designed for 124″ Hot Set Up Kits used in ’99-’17 Twin Cams
- Wrinkle black finish with machined edges
- Made in the U.S.A.
- Requires crankcase machining.





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