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S&S Cycle

Shop S&S Cycle performance parts for Harley-Davidson motorcycles, including engines, big-bore kits, camshafts, air cleaners, fuel systems and exhaust components for street, touring and performance builds.

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£375.45 - £375.45
£375.45
£379.93
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£379.93

S&S 36-47 Solid Lifter Tappet Set. Standard – 1936–1947 Knucklehead; All S&S Kn-Series…

Out of stock

Description Complete set for one engine. Solid lifter tappets to fit OEM Knuckleheads. Also stock replacement for S&S KN-series (Knucklehead st...

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£375.45 - £375.45
£375.45
£379.93
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£379.93
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£387.05
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£328.00
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£328.00

S&S Chain Drive 551c Camshaft Kit – 2007–2017 Softail; 2006–2017 Dyna…

Out of stock

Description .550" lift. Complete kit with two chain driven camshafts with installation kit that includes a gear cover gasket; cam bearings; retaini...

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£387.05
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£387.05
£328.00
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£410.28
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£410.28

S&S Chain Drive 625c Camshaft Kit – 2007–2017 Softail; 2006–2017 Dyna…

Out of stock

Description .625" lift. Complete kit with two chain driven camshafts with installation kit that includes a gear cover gasket; cam bearings; retaini...

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£405.44 - £405.44
£405.44
£410.28
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£410.28
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£1,021.28 - £1,021.28
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£1,048.77
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£1,048.77

S&S Easy Start Gear Drive 551 Camshaft Kit (Iog) – 2007–2017 Softail; 2006–2017 Dyna…

Out of stock

Description .550" valve lift. IOG = gear drive cams with Inner & Outer drive Gears. Complete kit with installation hardware; bearings and gaske...

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£1,021.28
£1,048.77
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£1,048.77

S&S Easy Start Gear Drive 570 Camshaft Kit (Iog) – 2007–2017 Softail; 2006–2017 Dyna…

Out of stock

Description .570" valve lift. IOG = gear drive cams with Inner & Outer drive Gears. Complete kit with installation hardware; bearings and gaske...

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£1,021.28
£1,048.77
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£1,048.77

S&S Easy Start Gear Drive 640 Camshaft Kit (Iog) – 2007–2017 Softail; 2006–2017 Dyna…

Out of stock

Description .640" valve lift. IOG = gear frive cams with Inner & Outer drive Gears. Complete kit with installation hardware; bearings and gaske...

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£1,048.77
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£1,021.28
£1,048.77
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£1,048.77

S&S Easy Start Gear Drive 585 Camshaft Kit (Iog) – 1999–2006 Twin Cam

Out of stock

Description .585" valve lift. IOG = gear drive cams with Inner & Outer drive Gears. Complete kit with installation hardware; bearings and gaske...

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£1,021.28 - £1,021.28
£1,021.28
£1,048.77
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£1,048.77
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£963.82 - £963.82
£963.82
£975.32
£975.32 - £975.32
£975.32

S&S Easy Start Gear Drive 640 Camshaft Kit (Iog) – 1999–2006 Twin Cam

Out of stock

Description .640" valve lift. IOG = gear drive cams with Inner & Outer drive Gears. Complete kit with installation hardware; bearings and gaske...

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£963.82 - £963.82
£963.82
£975.32
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£975.32
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£422.97 - £422.97
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£431.18
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S&S 3-1/2" Bore 8:1cr Piston Kit. +.020" – 1979–1984 1340cc/80" Shovel

Out of stock

Description Standard 8:1 compression ratio. Used as stock replacement for 1340 (80") Shovelhead models; 3-1/2" bore with stock 4-1/4" stroke. These...

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£422.97 - £422.97
£422.97
£431.18
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£493.08
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S&S 3-7/16" Forged Stroker Piston Kit. Std – 1941–1984 Big Twin with 84" (4-1/2"…

Out of stock

Description Forged piston set. For 41-78 1200cc (74") Knuckle; Panhead; Shovel and 1340cc Shovel. Fits engines with stroker flywheels and stock 3-7...

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£487.27 - £487.27
£487.27
£493.08
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£493.08
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£487.27
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£412.92
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£412.92

S&S 3-7/16" Forged Stroker Piston Kit. +.010" – 1941–1984 Big Twin with 84" (4-1/2"…

Out of stock

Description Forged piston set. For 41-78 1200cc (74") Knuckle; Panhead; Shovel and 1340cc Shovel. Fits engines with stroker flywheels and stock 3-7...

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£487.27
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£487.27
£412.92
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£487.27
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£412.92
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S&S 3-7/16" Forged Stroker Piston Kit. +.030" – 1941–1984 Big Twin with 84" (4-1/2"…

Out of stock

Description Forged piston set. For 41-78 1200cc (74") Knuckle; Panhead; Shovel and 1340cc Shovel. Fits engines with stroker flywheels and stock 3-7...

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£487.27
£487.27 - £487.27
£487.27
£412.92
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£487.27
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£412.92
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£412.92

S&S 3-7/16" Forged Stroker Piston Kit. +.040" – 1941–1984 Big Twin with 84" (4-1/2"…

Out of stock

Description Forged piston set. For 41-78 1200cc (74") Knuckle; Panhead; Shovel and 1340cc Shovel. Fits engines with stroker flywheels and stock 3-7...

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£487.27
£487.27 - £487.27
£487.27
£412.92
£412.92 - £412.92
£412.92
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£487.27
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£412.92
£412.92 - £412.92
£412.92

S&S 3-7/16" Forged Stroker Piston Kit. +.070" – 1941–1984 Big Twin with 84" (4-1/2"…

Out of stock

Description Forged piston set. For 41-78 1200cc (74") Knuckle; Panhead; Shovel and 1340cc Shovel. Fits engines with stroker flywheels and stock 3-7...

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£487.27
£487.27 - £487.27
£487.27
£412.92
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£412.92
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£434.40
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£434.40
£361.08
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£361.08

S&S Forged 3-5/8" Big Bore Piston Kit. Std – 1936–1984 88"; 93"; 93"hc; 96"; 98" and…

Out of stock

Description Fits all 3-5/8" big bore 36-84 B.T. models with 4-1/4" to 5" stroke flywheels with the correct flywheel diameter of 8-1/2. Note that 4-...

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£434.40
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£361.08
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£487.27
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£426.11
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£426.11

S&S Evo Stroker Piston Set (OEM Heads). Std – 1984–1999 Evo Big Twin with 4-5/8"…

Out of stock

Description 89". 3-1/2" stock bore x 4-5/8" stroke. Used with stock cylinders and heads in combination with 4-5/8" stroker flywheels. Converts the ...

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£487.27
£487.27 - £487.27
£487.27
£426.11
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£426.11
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£487.27
£487.27 - £487.27
£487.27
£426.11
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£426.11

S&S Evo Stroker Piston Set (OEM Heads). +.020" – 1984–1999 Evo Big Twin with 4-5/8"…

Out of stock

Description 89". 3-1/2" stock bore x 4-5/8" stroke. Used with stock cylinders and heads in combination with 4-5/8" stroker flywheels. Converts the ...

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£487.27
£487.27 - £487.27
£487.27
£426.11
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£426.11
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£508.83
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£508.83

S&S Evo Stroker Piston Set (OEM Heads). +.030" – 1984–1999 Evo Big Twin with 4-5/8"…

Out of stock

Description 89". 3-1/2" stock bore x 4-5/8" stroke. Used with stock cylinders and heads in combination with 4-5/8" stroker flywheels. Converts the ...

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£487.27 - £487.27
£487.27
£508.83
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£508.83
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£918.34 - £918.34
£918.34
£929.30
£929.30 - £929.30
£929.30

S&S Gear Drive 509g Camshaft Kit (Iog) – 1999–2006 Twin Cam with Stock…

Out of stock

Description 509." valve lift. IOG = gear drive cams with Inner & Outer drive Gears. Complete kit with installation hardware; bearings and gaske...

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£918.34 - £918.34
£918.34
£929.30
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£929.30
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£325.13
£325.13 - £325.13
£325.13
£277.72
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£277.72

S&S Twin Cam Tappet Cover Set. Chrome – 1999–2017 Twin Cam

Out of stock

Description Chrome plated billet aluminum. Complete with gaskets and mounting hardware. Repl. OEM 17964-99 (front) and 17966-99 (rear) covers. Fitm...

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£325.13
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£277.72
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£270.14
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£267.51
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£267.51

S&S Sidewinder Valve Spring Kit. .650" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin…

Out of stock

Description Kit includes beehive springs; chromoly forged top collars; steel bottom collars; valve keepers and shims. Works with both 7mm and 5/16"...

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£270.14
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£270.14
£267.51
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£273.32
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£270.66
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£270.66

S&S Street Performance Valve Spring Kit. .650" Valve Lift – 2005–2017 Twin Cam; 2004–2021 XL…

Out of stock

Description High lift valve spring kit with single beehive style springs. .650" valve lift for stock heads. 1.860" installed height; 178lbs valve s...

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£273.32
£273.32 - £273.32
£273.32
£270.66
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£270.66
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£128.56
£128.56 - £128.56
£128.56
£89.13
£89.13 - £89.13
£89.13

S&S Rocker Arm Front Intake or Rear Exhaust – 1984–2017 Big Twin; 1986–2022 XL…

Out of stock

Description Forged rocker arm assembly only. Stock replacement for S&S 531371 rocker arm set. Fitment 84-17 Big Twin (Excl. M8) 86-22 XL Sports...

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£128.56
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£128.56
£89.13
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£89.13
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£1,813.88
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£1,785.45
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£1,785.45

06-17 4-3/8" Stroke Flywheel Assembly. for OEM – 2006–2017 Dyna; 2007–2016 FLT/Touring.…

Out of stock

Description OEM compatible. Stock 96"; 103"; 110" stroke is 4-3/8". These S&S conrods have a (non Timken®) pressed-on sprocket shaft roller bea...

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£1,813.88
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£1,813.88
£1,785.45
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£1,785.45
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