Engine

700 products

$3,672.99

Features & Benefits:- * Upgrades Milwaukee-Eight 117ci CVO models to 132ci * 4.320″ Bore * 4.500″ Stroke (4-1/2″) * Forged Pistons. * 11.1 Compression Ratio. * Black Granite Finish With Highl...

$3,086.99

Features & Benefits:- * Includes Cast Flat Top Pistons. * Includes Gaskets. * 8.5:1 Compression Ratio with Stock HD Heads. * 8.8:1 Compression Ratio with S&S 76cc Performance Heads # SS106...

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FEULING

$3,459.99

Features & Benefits:- * Upgrades early 1999-2006 style mechanical cam chain drive tensioner systems to the late 2007-2016 hydraulic cam chain drive tensioner system. * Includes a Feuling HP+ ...

129ci Big Bore Kit with Highlighted Fins - Black. Fits Milwaukee-Eight 2017up with 107ci Engine. - S&S

$3,675.99

Features & Benefits:- * Upgrades Milwaukee-Eight 107ci to 129ci. * 4.320″ Bore. * 4.375″ Stroke (4-3/8″). * Forged Pistons. * 11.1 Compression Ratio. * Wrinkle Black Finish. * With Highlighted...

128ci Big Bore Kit with Highlighted Fins - Black. Fits Milwaukee-Eight 2017up 114ci Engine. - S&S

$3,672.99

Features & Benefits:- * Upgrades Milwaukee-Eight 114ci to 128ci * 114ci to 128ci Big Bore Kit * 4.250″ Bore * 4.500″ Stroke (4-1/2″) * Forged Pistons. * 11.1 Compression Ratio. * Wrinkle Blac...

132ci Big Bore Kit with Non-Highlighted Fins - Black. Fits Milwaukee-Eight 2017up 114ci or 117ci Engine. - S&S

$3,675.99

Features & Benefits:- * Upgrades Milwaukee-Eight 114ci & non-CVO 117ci to 132ci * 4.320″ Bore. * 4.500″ Stroke (4-1/2″). * Forged Pistons. * 11.1 Compression Ratio. * Wrinkle Black Finish...

129ci Big Bore Kit with Non-Highlighted Fins - Black. Fits Milwaukee-Eight 2017up with 107ci Engine. - S&S

$3,675.99

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585GE Gear Drive Easy Start Camshaft Kit. Fits Twin Cam 1999-2006. - S&S

$2,455.99

Features & Benefits:- * Eliminates Timing Chain Lash – Improves Valve Timing Accuracy. * No Tensioner Shoes to wear Out or Fail. * Reduces Drag on engine – adds Horsepower. * Reliable Easy Sta...

1200cc Big Bore Kit - Silver. Fits Sportster 1986-2021 with 883cc Engine. - S&S

$2,631.99

Features & Benefits:- * Will Not Fit XR1200 * Includes silver cylinders. * Includes MLS Head Gaskets, Base Gaskets & Exhaust Gaskets. * Includes assembly lube & instructions. * No mac...

1200cc Big Bore Kit - Wrinkle Black. Fits Sportster 1986-2021 with 883cc Engine. - S&S

$2,631.99

Features & Benefits:- * Will Not Fit XR1200 * Includes Black Cylinders. * Includes MLS Head Gaskets, Base Gaskets & Exhaust Gaskets. * Includes Assembly lube & Instructions. * No mach...

$2,903.99

Features & Benefits:- * Includes Cast Flat Top Pistons. * Includes Gaskets. * 8.5:1 Compression Ratio with Stock HD Heads * 8.8:1 Compression Ratio with S&S 76cc Performance Heads # SS106-...

CP CARRILLO PISTONS

$2,569.99

Features & Benefits:- * Sets balanced to + or – 1 gram * Made from a forging * Laser engraved * 100% Magnafluxed * Fully CNC Machined * Shotpeend Tech Tips: * Material # 10087 * Rod # HD-MILW8...

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CP CARRILLO PISTONS

$2,562.99

Features & Benefits:- * Sets balanced to + or – 1 gram * Made from a forging * Laser engraved * 100% Magnafluxed * Fully CNC Machined * Shotpeend Tech Tips: * Material # 5367 * Rod # HD-VROD&l...

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1250cc Big Bore Kit - Black. Fits Sportster 1986-2021 - S&S

$2,358.99

Features & Benefits:- * Fits Sportster 1986-2021 including Sportster 2004-2021. * Will Not Fit XR1200 * Includes Black Cylinders. * Includes Flat Top Pistons. * Includes Head Gaskets. * 10.3:1...

$2,102.99

Features & Benefits:- * Top End Guardian Kit has S&S proven performance parts to eliminate weak points in your M8 top end * Everything you need in one convenient kit! * Rocker arm shafts a...