Pistons - Rings - Cylinders

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Big-bore bolt-in kit increases 114"/117" engine with 4.5" stroke M8 to 132" engine with no case machining required Updated profile 4.32" bore cylinders with 11.0:1 compression ratio forged pistons S&S oil pump/cam plate...

Black Granite Big bore bolt-on kit increases your 114"/117" with 4.50" stroke M8 to 132" with no case machining required Big bore 4.320" cylinder with 11.0:1 forged pistons S&S oil pump/cam plate Passage plugs are...

Black w/o Highlighted Fins Big bore bolt-on kit increases your 114"/117" with 4.50" stroke M8 to 132" with no case machining required Big bore 4.320" cylinder with 11.0:1 forged pistons S&S oil pump/cam plate Passage...

Black w/ Highlighted Fins Big bore bolt-on kit increases your 114"/117" with 4.50" stroke M8 to 132" with no case machining required Big bore 4.320" cylinder with 11.0:1 forged pistons S&S oil pump/cam plate Passage...