Revzilla S&S Cycle 128" Big Bore Kit For Harley 114" / 117" Milwaukee-Eight 2017-2026

S&S 128" Big Bore Kit For Harley 114" / 117" Milwaukee Eight

Upgrade your M8 motor to the largest bore size possible, without required machining of your cases. This is as simple as big power gets, with everything necessary for installation included.

Features:

• Bolt-on kit, the largest cylinder bore possible for M8 motors without required machining of the crankcases
• 4.250" bore, 4.500" stroke
• 11:1 forged pistons with rings, pins and clips
• All gaskets and hardware required for installation included
• Made in the USA

WARNING: California's Proposition 65 - www.P65Warnings.ca.gov