Engine Power Pack & Hot Up Kits

22 products

Shop the range of aftermarket motorcycle engine power pack and hot up kits at Pro Class Custom Parts.

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110ci Power Pack Kit with 585 Chain Drive Easy Start Camshafts - Black. Fits Big Twin 2007-2017. - S&S

$7,869.99

Features & Benefits:- * 4″ Bore Cylinder and piston kit. (No case machining required.) * S&S 585 Easy Start Chain Drive Cams. * TC3 Oil Pump & TC3 Cam Plate. * S&S cam chain tensio...

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1200cc Hooligan Big Bore Kit - Black. Fits Sportster 2000up with 883cc Engine. - S&S

$4,273.99

Features & Benefits:- * Will Not Fit XR1200 * Wrinkle Black Finish. * Big Bore Kit Increase 883cc Engines to 1200cc. * Whether you’re racing Hooligan flat-track or just want more power, the S&...

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$13,362.99

Features & Benefits:- * Fits Dyna 2006-2017 & Touring Models 2007-2016 with Twin Cam A Engine. EXCEPT Twin-Cooled/Water Cooled models * This 124ci big bore/stroker Hot Set Up Kit transform...

124ci Hot Set Up Kit with 91cc S&S Cylinder Heads - Black. Fits Twin Cam 88B Softail 2000-2006. - S&S

$13,362.99

Features & Benefits:- * The S&S 124ci Hot Set Up Kit allows owners of Twin Cam 88 B to upgrade their stock 88ci engines to 124ci using the stock crankcases. * This version of the 124ci Hot...

$13,362.99

Features & Benefits:- * Fits Softail 2007-2017 with Twin Cam B Engine. * This 124ci big bore/stroker Hot Set Up Kit transforms a stock engine into a 124ci monster. * Includes S&S 4-1/8″ b...

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

$9,877.99

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...

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

$6,855.99

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...

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Power Pack - 129ci Big Bore Kit with Chain Drive 550 Camshaft, Highlighted Fins & Black Pushrod Tubes. Fits Milwaukee-Eight 2017-2024 with 107ci Oil Cooled Engine - S&S

$7,782.99

Features & Benefits:- * 107ci to 129ci Big Bore Kit (4.320″ Bore) * Fits Oil Cooled Models. * Will not fit FLH’24up * Chain Drive Cam & Forged Pistons with 11.1 Compression Ratio * Wrinkle...

$7,782.99

Features & Benefits:- * 107ci to 129ci Big Bore Kit (4.320″ Bore) * Fits Oil Cooled Models. * Will not fit FLH’24up * Chain Drive Cam & Forged Pistons with 11.1 Compression Ratio * Wrinkle...

$7,773.99

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...

$7,782.99

Features & Benefits:- * 114ci or 117ci to 132ci Big Bore Kit (4.320″ Bore) * Fits Oil Cooled Models. * Will not fit FLH’24up * Chain Drive Cam & Forged Pistons with 11.1 Compression Ratio...

$7,773.99

Features & Benefits:- * 114ci or 117ci to 132ci Big Bore Kit (4.320″ Bore) * Fits Oil Cooled Models. * Will not fit FLH’24up * Chain Drive Cam & Forged Pistons with 11.1 Compression Ratio...

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$8,100.99

Features & Benefits:- * 117ci to 132ci Big Bore Kit (4.320″ Bore) * Fits Oil Cooled Models. * NOTE: Will not fit FLH’24up, They use Water Cooled Cam Plate & Oil Pump * Chain Drive Cam &am...

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$7,784.99

Features & Benefits:- * 117ci to 132ci Big Bore Kit (4.320″ Bore) * Fits Oil Cooled Models. Oil Pump/Cam Plate:- * NOTE: Will NOT fit SOFTAIL * Chain Drive Cam & Forged Pistons with 11.1...

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$7,783.99

Features & Benefits:- * 117ci to 132ci Big Bore Kit (4.320″ Bore) * Fits Oil Cooled Models. * NOTE: Will not fit FLH’24up, They use Water Cooled Cam Plate & Oil Pump * Chain Drive Cam &am...