Engine

Give your Shovelhead engine that nostalgic look of a Panhead Kit consists of a set of S&S P-series cylinder heads with rocker cradles, S&S roller rocker arms, S&S hydraulic tappets, billet tappet guides, Quickee pushrods, pushrod cover clips and all...

Made in the U.S.A. Big Bore Kit 107" to 124" Big bore kit Bolt on kit No case matching required Forged pistons 11:1 Compression ratio Oil Pump/Cam Plate Precision machined from billet aluminum Blue anodized finish Passage plugs removable for servicing...

Transform the 114" or the 117" oil-cooled M8 into 132" Adjustable pressure relief valve can be adjusted with unit installed in the engine S&S valve springs feature high-performance conical single-wire spring design Big bore cylinders are matched with...

Transform the 114" or the 117" water-cooled M8 into 132" Adjustable pressure relief valve can be adjusted with unit installed in the engine S&S valve springs feature high-performance conical single-wire spring design Magnet in cam chest to help prevent...

Transform the 114" or the 117" oil-cooled M8 into 132" Adjustable pressure relief valve can be adjusted with unit installed in the engine S&S valve springs feature high-performance conical single-wire spring design Big bore cylinders are matched with...

Transform the 114" or the 117" oil-cooled M8 into 132" Adjustable pressure relief valve can be adjusted with unit installed in the engine S&S valve springs feature high-performance conical single-wire spring design Big bore cylinders are matched with...

Transform the 114" or the 117" water-cooled M8 into 132" Adjustable pressure relief valve can be adjusted with unit installed in the engine S&S valve springs feature high-performance conical single-wire spring design Magnet in cam chest to help prevent...

Transform 107" oil-cooled M8 into 129" with no case machining required Big bore cylinders come with matching cam, cam plate and oil pump Independent scavenge sections for flywheel cavity and cam chest Magnet in cam chest to help prevent debris from...

Transform 107" oil-cooled M8 into 129" with no case machining required Big bore cylinders come with matching cam, cam plate and oil pump Independent scavenge sections for flywheel cavity and cam chest Magnet in cam chest to help prevent debris from...

Transform 107" oil-cooled M8 into 129" with no case machining required Big bore cylinders come with matching cam, cam plate and oil pump Independent scavenge sections for flywheel cavity and cam chest Magnet in cam chest to help prevent debris from...

Include a set of S&S Shovelhead-style cylinder heads, a pair of S&S stock bore cylinders (3-7/16" for 74" engines or 3-1/2" for 80"), forged 8:1 compression pistons complete with rings and wrist pins, manifold clamps, manifold seals, all required...

Sidewinder Big Bore Stroker Kit Contains nearly everything needed to take a stock 74" or 80" H-D. Shovelhead engine up to 93" or 96" displacement Includes 3.625" bore high tensile, cast iron sidewinder cylinders and forged pistons with wrist pin and...