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$18,630.99

Features & Benefits:- * Fits Both Stock Twin Cam 96ci & 103ci bolt pattern. * Engines are fully assembled up to the intake port face, therefore the customer will need to purchase a stock l...

$18,873.99

Features & Benefits:- * Fits Both Stock Twin Cam 96ci & 103ci bolt patterns. * Engines are fully assembled up to the intake port face, therefore the customer will need to purchase a stock ...

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

$2,264.99

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...

$626.99

Features & Benefits:- * Super strong Gates Poly x Carbon X3N material. * Robust carbon tensile cord combines minimal stretch with extraordinary strength and load carrying capacity * Significan...

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

$3,637.99

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...

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

$3,530.99

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...

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

$3,530.99

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$691.99

Features & Benefits:- * Also Fits Softail 1986-1999 with 1-1/2″ x 65 Tooth Rear Pulley. * Also Fits Dyna 1991-1999 with 1-1/2″ x 65 Tooth Rear Pulley. * Super strong Gates Poly x Carbon X3N ma...

$626.99

Features & Benefits:- * Super strong Gates Poly x Carbon X3N material. * Robust carbon tensile cord combines minimal stretch with extraordinary strength and load carrying capacity * Significan...

$456.99

Features & Benefits:- * Super strong Gates Poly x Carbon X3N material. * Robust carbon tensile cord combines minimal stretch with extraordinary strength and load carrying capacity * Significan...

$4,488.99

The Crankshaft is the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of, our ...

$691.99

Features & Benefits:- * Also Fits Softail 1986-1999 with 1-1/2″ x 70 Tooth Rear Pulley * Also Fits FXR 1985-1994 with 1-1/2″ x 61 Tooth Rear Pulley * Also Fits FLH 1985-1999 with 1-1/2″ x 61 T...

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$3,951.99

Features & Benefits:- * Upgrades Milwaukee-Eight 114ci or non-CVO 117ci to 132ci or all the way to 136ci with S&S stroker flywheel # SS320-0605 * 4.320″ Bore & 4.500″ Stroke * Forged ...

$3,951.99

Features & Benefits:- * Upgrades Milwaukee-Eight 117ci CVO models to 132ci or all the way to 136ci with S&S stroker flywheel # SS320-0605 * 4.320″ Bore & 4.500″ Stroke * Forged Piston...

$4,057.99

Features & Benefits:- * Upgrades Milwaukee-Eight 114ci or non-CVO 117ci to 132ci or all the way to 136ci with S&S stroker flywheel # SS320-0605 * 4.320″ Bore & 4.500″ Stroke * Forged ...