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- 3-7/8" Big Bore bolt on cylinder kit wil increase TC-88 (1450) engines to 95" (1550)
- Kit includes black cylinders with 9.3:1 cast pistons and hasting rings
- Pistons are pre fitted to cylinders
- These cylinders require no crankcase machining and are finished honed
- Fits 1999-2006 Twin Cam models