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Engine & Performance

Choose from Engine & Performance products for Harley-Davidson, American V-twin and compatible motorcycle applications. Across the range you will find products for engine components. Compatibility varies, so match the stated model, year and technical details before ordering.

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S&S Cycle Performance Replacement Head Cylinder Head Kit Powder-Coated Wrinkle Black Low Compression Aluminium Pair
£1,412.13 - £1,412.13
£1,412.13
£1,412.13 - £1,412.13
£1,412.13

S&S Cycle Performance Replacement Head Cylinder Head Kit Powder-Coated Wrinkle Black Low Compression Aluminium Pair #106-4570

in stock

DescriptionPerformance Replacement HeadFully assembled, and include stainless steel valves and high-lift springsOptimized for smaller displacement ...

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£1,412.13 - £1,412.13
£1,412.13
£1,412.13 - £1,412.13
£1,412.13
S&S Cycle Performance Replacement Head Cylinder Head Kit Natural Aluminium Low Compression Pair Sold out
£1,623.06 - £1,623.06
£1,623.06
£1,623.06 - £1,623.06
£1,623.06

S&S Cycle Performance Replacement Head Cylinder Head Kit Natural Aluminium Low Compression Pair #106-3466

Out of stock

DescriptionPerformance Replacement HeadFully assembled, and include stainless steel valves and high-lift springsOptimized for smaller displacement ...

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£1,623.06 - £1,623.06
£1,623.06
£1,623.06 - £1,623.06
£1,623.06
Sold out
S&S Cycle Replacement Silicone Solenoid Caps White Compression Release Pair
£13.59 - £13.59
£13.59
£13.59 - £13.59
£13.59

S&S Cycle Replacement Silicone Solenoid Caps White Compression Release Pair #50-1080

in stock

DescriptionReplacement Silicone Solenoid CapsReplacement silicone solenoid caps for S&S electronic and manual compression release kitsMade in t...

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£13.59 - £13.59
£13.59
£13.59 - £13.59
£13.59
S&S Cycle Hydraulic Tappet Assemblies Oversize (+0,003") Oversize (+0.003") Set of 4
£811.80 - £811.80
£811.80
£811.80 - £811.80
£811.80

S&S Cycle Hydraulic Tappet Assemblies Oversize (+0,003") Oversize (+0.003") Set of 4 #330-0381

Only 4 left!

DescriptionHydraulic Tappet AssembliesPrecision-machined and heat-treated bodiesPremium-quality anti-pump-up hydraulic insertsEliminate noise from ...

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£811.80 - £811.80
£811.80
£811.80 - £811.80
£811.80
S&S Cycle Hydraulic Tappet Assemblies Standard Set of 4
£591.39 - £591.39
£591.39
£591.39 - £591.39
£591.39

S&S Cycle Hydraulic Tappet Assemblies Standard Set of 4 #330-0380

Only 2 left!

DescriptionHydraulic Tappet AssembliesPrecision-machined and heat-treated bodiesPremium-quality anti-pump-up hydraulic insertsEliminate noise from ...

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£591.39 - £591.39
£591.39
£591.39 - £591.39
£591.39
S&S Cycle Pushrod Cover Keeper Set Gloss Black Steel Set of 4
£39.77 - £39.77
£39.77
£39.77 - £39.77
£39.77

S&S Cycle Pushrod Cover Keeper Set Gloss Black Steel Set of 4 #930-0142

in stock

DescriptionPushrod Cover Keeper SetFor use in custom applications where stock keepers won't fitSold in kits of four assemblies; enough for one engi...

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£39.77 - £39.77
£39.77
£39.77 - £39.77
£39.77
S&S Cycle Pushrod Cover Keeper Set Gloss Black Steel Set of 4
£34.61 - £34.61
£34.61
£34.61 - £34.61
£34.61

S&S Cycle Pushrod Cover Keeper Set Gloss Black Steel Set of 4 #930-0138

in stock

DescriptionPushrod Cover Keeper SetFor use in custom applications where stock keepers won't fitSold in kits of four assemblies; enough for one engi...

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£34.61 - £34.61
£34.61
£34.61 - £34.61
£34.61
S&S Cycle Pushrod Cover Keeper Set Chrome Steel Set of 4
£35.45 - £35.45
£35.45
£35.45 - £35.45
£35.45

S&S Cycle Pushrod Cover Keeper Set Chrome Steel Set of 4 #93-4070

in stock

DescriptionPushrod Cover Keeper SetFor use in custom applications where stock keepers won't fitSold in kits of four assemblies; enough for one engi...

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£35.45 - £35.45
£35.45
£35.45 - £35.45
£35.45
S&S Cycle Pushrod Non-Adjustable Pushrod Set Fixed Length Chromoly Steel Set of 4
£77.10 - £77.10
£77.10
£77.10 - £77.10
£77.10

S&S Cycle Pushrod Non-Adjustable Pushrod Set Fixed Length Chromoly Steel Set of 4 #930-0046

Only 4 left!

DescriptionPushrod Non-AdjustableReplace stock pushrods perfectly7/16" high-strength chromoly steel tubing for increased strengthPushrods are marke...

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£77.10 - £77.10
£77.10
£77.10 - £77.10
£77.10
S&S Cycle Pushrod Non-Adjustable Pushrod Set Fixed Length Chromoly Steel Set of 4
£77.10 - £77.10
£77.10
£77.10 - £77.10
£77.10

S&S Cycle Pushrod Non-Adjustable Pushrod Set Fixed Length Chromoly Steel Set of 4 #930-0041

in stock

DescriptionPushrod Non-AdjustableReplace stock pushrods perfectly7/16" high-strength chromoly steel tubing for increased strengthPushrods are marke...

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£77.10 - £77.10
£77.10
£77.10 - £77.10
£77.10
S&S Cycle "Time Saver" Chromoly Adjustable Pushrods Pushrod Kit Chromoly Steel 4 Pack
£181.62 - £181.62
£181.62
£181.62 - £181.62
£181.62

S&S Cycle "Time Saver" Chromoly Adjustable Pushrods Pushrod Kit Chromoly Steel 4 Pack #930-0053

in stock

Description"Time Saver" Chromoly Adjustable Pushrods.4375” diameter pushrods adjust from 8.750" - 10.750"Removal of rocker boxes is not required fo...

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£181.62 - £181.62
£181.62
£181.62 - £181.62
£181.62
S&S Cycle "Time Saver" Chromoly Adjustable Pushrods Pushrod Kit Chromoly Steel 4 Pack
£181.62 - £181.62
£181.62
£181.62 - £181.62
£181.62

S&S Cycle "Time Saver" Chromoly Adjustable Pushrods Pushrod Kit Chromoly Steel 4 Pack #930-0052

in stock

Description"Time Saver" Chromoly Adjustable PushrodsPushrods adjust from 9.500" to 11.500"9 mm diameter provides superior strength and durabilityRe...

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£181.62 - £181.62
£181.62
£181.62 - £181.62
£181.62
S&S Cycle Quickee Pushrod Kit with Chrome Covers Chromoly Steel
£261.89 - £261.89
£261.89
£261.89 - £261.89
£261.89

S&S Cycle Quickee Pushrod Kit with Chrome Covers Chromoly Steel #106-6051

in stock

DescriptionQuickee Pushrod Kit with Chrome CoversKit includes four S&S Quickee pushrods, four pushrod covers and O-ringsPushrods are manufactur...

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£261.89 - £261.89
£261.89
£261.89 - £261.89
£261.89
S&S Cycle Adjustable Pushrod Cover Kit with Chrome Covers Pushrod Kit Chromoly Steel Set of 4
£211.19 - £211.19
£211.19
£211.19 - £211.19
£211.19

S&S Cycle Adjustable Pushrod Cover Kit with Chrome Covers Pushrod Kit Chromoly Steel Set of 4 #93-5095

in stock

DescriptionAdjustable Pushrod Cover Kit with Chrome CoversKit includes four S&S adjustable pushrods, four pushrod covers and O-ringsPushrods ar...

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£211.19 - £211.19
£211.19
£211.19 - £211.19
£211.19
S&S Cycle Quickee Pushrods Pushrod Set Adjustable Chromoly Steel Set of 4
£190.06 - £190.06
£190.06
£190.06 - £190.06
£190.06

S&S Cycle Quickee Pushrods Pushrod Set Adjustable Chromoly Steel Set of 4 #93-5120

in stock

DescriptionQuickee PushrodsFeatures revolutionary design - allows quicker, easier installation without the removal of the rocker coversThreaded adj...

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£190.06 - £190.06
£190.06
£190.06 - £190.06
£190.06
S&S Cycle Rocker Arm Shafts Steel Set of 4
£158.93 - £158.93
£158.93
£158.93 - £158.93
£158.93

S&S Cycle Rocker Arm Shafts Steel Set of 4 #900-1090

in stock

DescriptionRocker Arm ShaftsMade from bearing quality steel, precision centerless ground66% stronger, preventing damage from radical cam profilesDi...

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£158.93 - £158.93
£158.93
£158.93 - £158.93
£158.93
S&S Cycle Roller Rocker Arm Rebuild Kit Front Rear
£153.46 - £153.46
£153.46
£153.46 - £153.46
£153.46

S&S Cycle Roller Rocker Arm Rebuild Kit Front Rear #900-1087

in stock

DescriptionRoller Rocker Arm Rebuild KitEverything needed to rebuild a complete set of S&S forged roller rocker armsPrevent damage to rocker ar...

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£153.46 - £153.46
£153.46
£153.46 - £153.46
£153.46
S&S Cycle Plug Pipe Adjusting Screw
£5.89 - £5.89
£5.89
£5.89 - £5.89
£5.89

S&S Cycle Plug Pipe Adjusting Screw #50-8330

Only 4 left!

DescriptionPlug PipeS&S Plug PipeSpecifications Product Name: Adjusting Screw Units: Each Part NumbersItem Number: 09270037Vendor Part Number...

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£5.89 - £5.89
£5.89
£5.89 - £5.89
£5.89
S&S Cycle Plug Pipe Adjusting Screw
£3.00 - £3.00
£3.00
£3.00 - £3.00
£3.00

S&S Cycle Plug Pipe Adjusting Screw #50-8332

in stock

DescriptionPlug PipeS&S Plug PipeSpecifications Units: Each Product Name: Adjusting Screw Part NumbersItem Number: 09270036Vendor Part Number...

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£3.00 - £3.00
£3.00
£3.00 - £3.00
£3.00
S&S Cycle Forged Standard Rocker Arm 8620 Steel
£111.30 - £111.30
£111.30
£111.30 - £111.30
£111.30

S&S Cycle Forged Standard Rocker Arm 8620 Steel #900-4119RA

in stock

DescriptionForged Standard Rocker ArmAn economical solution for stock rebuilds, and mild performance upgradesForged from 8620 steel for greater str...

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£111.30 - £111.30
£111.30
£111.30 - £111.30
£111.30
S&S Cycle Forged Standard Rocker Arm 8620 Steel
£88.39 - £88.39
£88.39
£88.39 - £88.39
£88.39

S&S Cycle Forged Standard Rocker Arm 8620 Steel #900-4119FA

in stock

DescriptionForged Standard Rocker ArmAn economical solution for stock rebuilds, and mild performance upgradesForged from 8620 steel for greater str...

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£88.39 - £88.39
£88.39
£88.39 - £88.39
£88.39
S&S Cycle Roller Rocker Arm Rebuild Kit Front Rear
£149.81 - £149.81
£149.81
£149.81 - £149.81
£149.81

S&S Cycle Roller Rocker Arm Rebuild Kit Front Rear #90-4104

in stock

DescriptionRoller Rocker Arm Rebuild KitEverything needed to rebuild a complete set of S&S forged roller rocker armsPrevent damage to rocker ar...

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£149.81 - £149.81
£149.81
£149.81 - £149.81
£149.81
S&S Cycle Keeper Keeper Set 4 Pack
£36.79 - £36.79
£36.79
£36.79 - £36.79
£36.79

S&S Cycle Keeper Keeper Set 4 Pack #50-7165

in stock

DescriptionKeeperS&S Valve KeeperSpecifications Product Name: Keeper Set Units: 4 Pack Type: Keeper Part NumbersItem Number: 09263329Vendor ...

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£36.79 - £36.79
£36.79
£36.79 - £36.79
£36.79
S&S Cycle 0.605" Heavy Duty Valve Spring Kit Steel
£334.55 - £334.55
£334.55
£334.55 - £334.55
£334.55

S&S Cycle 0.605" Heavy Duty Valve Spring Kit Steel #900-0958

in stock

Description0.605" Heavy Duty Valve Spring KitHigh-performance conical single wire valve springFor valve lift to 0.605" with 1.535"/68 lb installed ...

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£334.55 - £334.55
£334.55
£334.55 - £334.55
£334.55

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