S&S 128" Big Bore Kit for M8 Finish:All Black or compromise internal seals within

or compromise internal seals within the spark plug

5" and 13" brake discs available

Smoothens ride

Backing plates are available in Standard

This will give you full visibility of your instruments at a glance without compromising your sight of the road

S&S 128" Big Bore Kit for M8 Finish:All Black or compromise internal seals withinS&S 128" Big Bore Kit for M8 Touring and Softail Models This bolt on big bore kit from S&S features the largest cylinder bore possible without requiring machining of the crankcases. For 114" & 117" M8 Engines Bolt on kit without requiring machining of the crankcase 4. 25 bore & 4. 5" stroke 11: 1 forged pistons Original engine serial numbers are retained MLS (multi layered steel) head gaskets Retains stock engine height Includes cam cover badge All