Engine

674 products

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$18,037.99

Features & Benefits:- * Forged rocker arms. * High performance hydraulic lifters. * .585″ lift dual valve springs. * Flat top cast pistons. * 508 Cam. * Performance heads. * 2 Year Warranty...

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$18,037.99

S&S is offering V-Series engines for 1984-’99 big twins without fuel or ignition systems. So if you have already added a performance carburetor or an EFI throttle body and tuner to your stock ...

TRASK PERFORMANCE

$14,024.99

Features & Benefits:- * Bolt on 40-50% more power for stock 107″, 114″ and 117″ M8 applications * Garrett internals with Trask compressor and turbine housings * Mandrel bent and tig welded sta...

TRASK PERFORMANCE

$12,946.99

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$18,037.99

Features & Benefits:- * Forged rocker arms. * High performance hydraulic lifters. * .585″ lift dual valve springs. * Flat top cast pistons. * 508 Cam. * Performance heads. * 2 Year Warranty...

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TRASK PERFORMANCE

$14,024.99

93in. Sidewinder Big Bore Stroker Kit – Gloss Black. Fits Big Twin Shovel 1970-1984

$9,263.99

An S&S 93″ 3-5/8″ Sidewinder big bore stroker kit is an economical route to a larger displacement engine. This kit contains nearly everything needed to take a stock 74″ or 80″ HD shovelhead en...

Power Pack – 129ci Big Bore Kit with Chain Drive 550 Camshaft, Highlighted Fins & Black Pushrod Tubes. Fits Milwaukee-Eight 2017up with 107ci Oil Cooled Engine.

$7,705.99

Features & Benefits:- * 107ci to 129ci Big Bore Kit (4.320″ Bore) * Fits Oil Cooled Models. * Chain Drive Cam & Forged Pistons with 11.1 Compression Ratio * Wrinkle Black Finish with Highl...

Power Pack – 128ci Big Bore Kit with Chain Drive 550 Camshaft, Highlighted Fins & Chrome Pushrod Tubes. Fits Milwaukee-Eight 2017up with 114ci Oil Cooled Engine.

$7,495.99

Features & Benefits:- * 114ci to 128ci Big Bore Kit. (4.250″ Bore) * Fits Oil Cooled Models. * Chain Drive Cam & Forged Pistons with 11.1 Compression Ratio * Wrinkle Black with Highlighte...

96in. Sidewinder Big Bore Stroker Kit – Black. Fits Big Twin 1984-1999

$6,567.99

An S&S 96″ 3-5/8″ Sidewinder big bore stroker kit is an economical route to a larger displacement engine. This kit contains nearly everying needed to take a stock 80″ Evo Big Twin engine up to...

$6,292.99

The demand for performance-based Softail parts is growing, and these M8 engines are creating more power daily. All that power requires a quality base that the stock cases can’t provide. That’s whe...

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$23,653.99

Features & Benefits:- * Super Stock Ignition. * 2 Year Warranty. * 3-5/8″ Bore x 4-1/2″ Stroke. * 8.5:1 Compression Ratio with Forged Pistons. * S&S 585 Cam * E Carburettor. * Billet cam c...

$5,769.99

The demand for performance-based bagger parts is growing, and these M8 engines are creating more power daily. All that power requires a quality base that the stock cases can’t provide. That’s wher...

$26,544.99

Introducing the next generation of Proven Performance for your 2017-2023 H-D Touring Models, the MK136 Engine. This is the newest version of the complete crate engines S&S is known for, ready ...

Cam Chest Kit with 585CE Chain Drive Easy Start Cams. Fits Twin Cam 2007-2017

$5,753.99

Features & Benefits:- Upgrade to S&S bolt-in performance chain drive 585 camshafts * Improved engine performancehigher lift and optimized cam timing * S&S Quickee pushrodseasy instal...