S&S Cycle Milwaukee-Eight

Features Bolt-on cylinder set Bored slightly under nominal size and are not honed Made in the USA Notes S&S recommends using S&S Cycle h...

Features Bolt-on cylinder set Bored slightly under nominal size and are not honed Made in the USA Notes S&S recommends using S&S Cycle h...

Features Huge displacement increase means huge power increase Bolt-on kit works with the stock crankcase Original engine serial numbers are retain...

Features Bolt-on without requiring machining of the crankcase Original engine serial numbers are retained MLS (multi-layered steel) head gaskets R...

Features Made in the USA Big Bore Kit Big-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining require...

Features Kit includes all required bearings, o-rings, and hardware Bolt-in compatible with all stock valve train components Provides increased tor...

Features Kit includes all required bearings, o-rings, and hardware Ideal horsepower cam for 114" and larger engines Maximizes peak torque and hors...

Features Kit includes all required bearings, o-rings, and hardware Ideal horsepower cam for 114" and larger engines Maximizes peak torque and hors...

Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are precision-machined f...

Features Original engine serial numbers are retained MLS (Multi-Layered Steel) head gaskets Retains stock engine height Stock bolt pattern Notes ...

Features Transform 107" oil-cooled M8 into 129" with no case machining required Big bore cylinders come with matching cam, cam plate and oil pump...

Features Transform the 114" or the 117" oil-cooled M8 into 132" Adjustable pressure relief valve can be adjusted with unit installed in the engin...

*SHIPPING TO THE USA & CANADA ONLY!!!EXCLUDING CALIFORNIA  Features Transform the 114" or the 117" oil-cooled M8 into 132" Adjustable pressu...

*SHIPPING TO THE USA & CANADA ONLY!!!EXCLUDING CALIFORNIA  Features Transform the 114" or the 117" oil-cooled M8 into 132" Adjustable pressur...

*SHIPPING TO THE USA & CANADA ONLY!!!EXCLUDING CALIFORNIA  Features Transform 107" oil-cooled M8 into 129" with no case machining required Big...

*SHIPPING TO THE USA & CANADA ONLY!!!EXCLUDING CALIFORNIA  Features Transform the 114" or the 117" oil-cooled M8 into 132" Adjustable pressure...

*SHIPPING TO THE USA & CANADA ONLY!!!EXCLUDING CALIFORNIA  Features Cylinder Heads: High-flow cylinder heads with premium seats, guides, valve...

Features CNC-machined from 9000 series steel to handle upgraded horsepower and torque Heat-treated and powder-coated for superior strength and cor...