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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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Kuryakyn Classic Faceplate For Hypercharger ES In Chrome/Black For All Hypercharger ES Air Cleaners Save 8% Save %
£107.63
£107.63 - £107.63
£107.63
£98.56
£98.56 - £98.56
£98.56

Kuryakyn Classic Faceplate For Hypercharger ES In Chrome/Black For All Hypercharger ES Air Cleaners #KUR9369

in stock

DescriptionClassic Faceplate for Hypercharger ES™Give your Hypercharger™ ES an all-new look quickly and easily with this interchangeable faceplateF...

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£107.63
£107.63 - £107.63
£107.63
£98.56
£98.56 - £98.56
£98.56
Save 8% Save %
S&S Cycle Gloss Black Mini Teardrop Stealth Air Cleaner Cover for Various Various Harley-Davidson Motorcycles (See Fitment List) Save 8% Save %
£214.02
£214.02 - £214.02
£214.02
£195.99
£195.99 - £195.99
£195.99

S&S Cycle Gloss Black Mini Teardrop Stealth Air Cleaner Cover for Various Various Harley-Davidson Motorcycles (See Fitment List) #170-0366

in stock

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USANotesN/F ECE-APPROVED STEALTH AIR CLEANER...

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£214.02
£214.02 - £214.02
£214.02
£195.99
£195.99 - £195.99
£195.99
Save 8% Save %
S&S Cycle Chrome Mini Teardrop Stealth Air Cleaner Cover for Various Various Harley-Davidson Motorcycles (See Fitment List) Save 6% Save %
£208.80
£208.80 - £208.80
£208.80
£195.99
£195.99 - £195.99
£195.99

S&S Cycle Chrome Mini Teardrop Stealth Air Cleaner Cover for Various Various Harley-Davidson Motorcycles (See Fitment List) #170-0367

Only 1 left!

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USANotesN/F ECE-APPROVED STEALTH AIR CLEANER...

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£208.80
£208.80 - £208.80
£208.80
£195.99
£195.99 - £195.99
£195.99
Save 6% Save %
S&S Cycle Stealth Air Cleaner Backplate Adaptor For Use With FL Touring 17 OEM Cover for Various Various Harley-Davidson Motorcycles (See Fitment List) Save 8% Save %
£74.88
£74.88 - £74.88
£74.88
£68.57
£68.57 - £68.57
£68.57

S&S Cycle Stealth Air Cleaner Backplate Adaptor For Use With FL Touring 17 OEM Cover for Various Various Harley-Davidson Motorcycles (See Fitment List) #170-0352

in stock

DescriptionAir Cleaner Cover Adaptor KitMade in the USAAluminium & RubberSpecificationsRiding Style : StreetProduct Name : Adaptor KitUnits : K...

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£74.88
£74.88 - £74.88
£74.88
£68.57
£68.57 - £68.57
£68.57
Save 8% Save %
S&S Cycle Stealth Air Cleaner 124" Displacement Cover
Save 15% Save %
£267.83
£267.83 - £267.83
£267.83
£227.76
£227.76 - £227.76
£227.76

S&S Cycle Stealth Air Cleaner 124" Displacement Cover #170-0321

Only 1 left!

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USASpecificationsMaterial : AluminiumDesign ...

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£267.83
£267.83 - £267.83
£267.83
£227.76
£227.76 - £227.76
£227.76
Save 15% Save %
Kuryakyn Clear Trap Door For Standard & Blood Groove Hypercharger In Chrome
Save 8% Save %
£47.48
£47.48 - £47.48
£47.48
£43.48
£43.48 - £43.48
£43.48

Kuryakyn Clear Trap Door For Standard & Blood Groove Hypercharger In Chrome #KUR8746

in stock

DescriptionReplacement Clear Trap Door for Hypercharger™Direct replacement trap door for Standard or Blood Groove Hypercharger™Gives you an inside ...

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£47.48
£47.48 - £47.48
£47.48
£43.48
£43.48 - £43.48
£43.48
Save 8% Save %
S&S Cycle Gloss Black Replacement Teardrop Air Cleaner Cover for use with S&S E/G Carb
Save 15% Save %
£258.79
£258.79 - £258.79
£258.79
£220.05
£220.05 - £220.05
£220.05

S&S Cycle Gloss Black Replacement Teardrop Air Cleaner Cover for use with S&S E/G Carb #170-0384A

in stock

DescriptionS&S Air Cleaner CoverReplacement teardrop air cleaner cover for Super E & G CarbsMade in the USASpecificationsBase Colour : Blac...

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£258.79
£258.79 - £258.79
£258.79
£220.05
£220.05 - £220.05
£220.05
Save 15% Save %
S&S Cycle Rushmore Stealth Air Cleaner Adaptor Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)
Save 20% Save %
£103.93
£103.93 - £103.93
£103.93
£83.11
£83.11 - £83.11
£83.11

S&S Cycle Rushmore Stealth Air Cleaner Adaptor Kit for Various Various Harley-Davidson Motorcycles (See Fitment List) #170-0261

in stock

DescriptionAir Cleaner Cover Adaptor KitMade in the USAAluminium & RubberSpecificationsRiding Style : StreetColour/Finish : Black| SilverUnits ...

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£103.93
£103.93 - £103.93
£103.93
£83.11
£83.11 - £83.11
£83.11
Save 20% Save %
S&S Cycle Chrome S&S Logo Air Cleaner Cover for Various Indian Motorcycles
£163.66 - £163.66
£163.66
£187.35
£187.35 - £187.35
£187.35

S&S Cycle Chrome S&S Logo Air Cleaner Cover for Various Indian Motorcycles #170-0242

in stock

Made in the U.S.A.NOTE: Exempt per CARB EXECUTIVE ORDER (E.O) No. D-355-20 for 14-17 models.Part NumbersItem Number: 10140220Vendor Part Number: 17...

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£163.66 - £163.66
£163.66
£187.35
£187.35 - £187.35
£187.35
S&S Cycle Optional Air Cleaner Cover
£163.66 - £163.66
£163.66
£187.35
£187.35 - £187.35
£187.35

S&S Cycle Optional Air Cleaner Cover #170-0239

in stock

Made in the U.S.A.NOTE: Exempt per CARB Executive Order (EO) #D-355-23 for 14-18 models.Part NumbersItem Number: 10140219Vendor Part Number: 170-02...

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£163.66 - £163.66
£163.66
£187.35
£187.35 - £187.35
£187.35
S&S Cycle Wrinkle Black Powder-Coat Air 1 Stealth Air Cleaner Cover
Save 8% Save %
£203.31
£203.31 - £203.31
£203.31
£186.20
£186.20 - £186.20
£186.20

S&S Cycle Wrinkle Black Powder-Coat Air 1 Stealth Air Cleaner Cover #170-0214

in stock

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USASpecificationsColour/Finish : BlackBase F...

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£203.31
£203.31 - £203.31
£203.31
£186.20
£186.20 - £186.20
£186.20
Save 8% Save %
S&S Cycle Gloss Black Stealth Tri-Spoke Air Cleaner Cover
Sold out
£203.31
£203.31 - £203.31
£203.31
£186.20
£186.20 - £186.20
£186.20

S&S Cycle Gloss Black Stealth Tri-Spoke Air Cleaner Cover

Out of stock

Made in the U.S.A.

£203.31
£203.31 - £203.31
£203.31
£186.20
£186.20 - £186.20
£186.20
Sold out
Sold out
£156.79
£156.79 - £156.79
£156.79
£147.68
£147.68 - £147.68
£147.68

Super Gas Universal Faceplate

Out of stock

DescriptionSuper Gas Universal FaceplateInterchangeable faceplate that is designed to match Performance Machine wheelsMade in the USASpecifications...

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£156.79
£156.79 - £156.79
£156.79
£147.68
£147.68 - £147.68
£147.68
Sold out
S&S Cycle Black Wrinkle Powder-Coat Bob Dome Stealth Air Cleaner Cover
Save 8% Save %
£164.51
£164.51 - £164.51
£164.51
£150.66
£150.66 - £150.66
£150.66

S&S Cycle Black Wrinkle Powder-Coat Bob Dome Stealth Air Cleaner Cover #170-0124

in stock

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USASpecificationsDesign : Bob DomeColour/Fin...

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£164.51
£164.51 - £164.51
£164.51
£150.66
£150.66 - £150.66
£150.66
Save 8% Save %
S&S Cycle Chrome Bob Dome Stealth Air Cleaner Cover
Save 8% Save %
£171.21
£171.21 - £171.21
£171.21
£156.79
£156.79 - £156.79
£156.79

S&S Cycle Chrome Bob Dome Stealth Air Cleaner Cover #170-0120

in stock

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USASpecificationsBase Colour : SilverDesign ...

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£171.21
£171.21 - £171.21
£171.21
£156.79
£156.79 - £156.79
£156.79
Save 8% Save %
S&S Cycle Black Wrinkle Powder-Coat Bob Dish Stealth Air Cleaner Cover
Save 8% Save %
£160.50
£160.50 - £160.50
£160.50
£146.98
£146.98 - £146.98
£146.98

S&S Cycle Black Wrinkle Powder-Coat Bob Dish Stealth Air Cleaner Cover #170-0123

Only 4 left!

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USASpecificationsProduct Name : Air Cleaner ...

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£160.50
£160.50 - £160.50
£160.50
£146.98
£146.98 - £146.98
£146.98
Save 8% Save %
S&S Cycle Chrome Bob Dish Stealth Air Cleaner Cover
Save 8% Save %
£171.21
£171.21 - £171.21
£171.21
£156.79
£156.79 - £156.79
£156.79

S&S Cycle Chrome Bob Dish Stealth Air Cleaner Cover #170-0119

in stock

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USASpecificationsModel : StealthProduct Name...

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£171.21
£171.21 - £171.21
£171.21
£156.79
£156.79 - £156.79
£156.79
Save 8% Save %
S&S Cycle Chrome Air Stream Stealth Air Cleaner Cover
Save 8% Save %
£203.31
£203.31 - £203.31
£203.31
£186.20
£186.20 - £186.20
£186.20

S&S Cycle Chrome Air Stream Stealth Air Cleaner Cover #170-0118

in stock

DescriptionStealth Air Cleaner CoverFits the S&S Stealth air cleaner kitEasy to installMade in the USAFeatures screened vents for more air with...

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£203.31
£203.31 - £203.31
£203.31
£186.20
£186.20 - £186.20
£186.20
Save 8% Save %
Save 8% Save %
£130.51
£130.51 - £130.51
£130.51
£119.58
£119.58 - £119.58
£119.58

Super Gas Universal Faceplate Dyna, Softail, Classic, Sportster, Touring

Only 1 left!

DescriptionSuper Gas Universal FaceplateInterchangeable faceplate that is designed to match Performance Machine wheelsMade in the USASpecifications...

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£130.51
£130.51 - £130.51
£130.51
£119.58
£119.58 - £119.58
£119.58
Save 8% Save %
Trask Mikuni Air Cleaner Adaptor
Save 8% Save %
£89.10
£89.10 - £89.10
£89.10
£81.59
£81.59 - £81.59
£81.59

Trask Mikuni Air Cleaner Adaptor #DM-1797

in stock

DescriptionMikuni Air Cleaner AdaptorUse to mount Keihin CV style air cleaners to a Mikuni HSR 42/45 carburetorMachined T-6061 billet aluminium con...

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£89.10
£89.10 - £89.10
£89.10
£81.59
£81.59 - £81.59
£81.59
Save 8% Save %
LA Choppers Air Cleaner Adapter For S&S Carburetors Silver 6061 T-6 Billet Aluminium
£64.66 - £64.66
£64.66
£64.66 - £64.66
£64.66

LA Choppers Air Cleaner Adapter For S&S Carburetors Silver 6061 T-6 Billet Aluminium #LA-2890-01

in stock

DescriptionAir Cleaner AdapterAllows installation of a LA Choppers xXx air cleaner or Baron Big Air Kit to a Mikuni or S&S carburetorConstructe...

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£64.66 - £64.66
£64.66
£64.66 - £64.66
£64.66
Air Cleaner Adaptor Dyna, Softail, Classic, Sportster, Touring
Save 8% Save %
£71.00
£71.00 - £71.00
£71.00
£65.00
£65.00 - £65.00
£65.00

Air Cleaner Adaptor Dyna, Softail, Classic, Sportster, Touring #LA-2890-00

in stock

DescriptionAir Cleaner AdaptorAllows installation of a LA Choppers xXx air cleaner or Baron Big Air Kit to a Mikuni or S&S carburetorConstructe...

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£71.00
£71.00 - £71.00
£71.00
£65.00
£65.00 - £65.00
£65.00
Save 8% Save %
S&S Cycle Intake Manifold Clamps for 1979-1984 Harley-Davidson FXR and 1979-1984 Harley-Davidson Touring Models
Save 8% Save %
£22.22
£22.22 - £22.22
£22.22
£20.36
£20.36 - £20.36
£20.36

S&S Cycle Intake Manifold Clamps for 1979-1984 Harley-Davidson FXR and 1979-1984 Harley-Davidson Touring Models #16-0231

in stock

DescriptionIntake Manifold ClampClamp is 3/4" wide and constructed of .020" thick stainless steel and use a curved 10-24 threaded "T"-bolt with pla...

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£22.22
£22.22 - £22.22
£22.22
£20.36
£20.36 - £20.36
£20.36
Save 8% Save %
S&S Cycle Intake Manifold Clamps for 1966-1978 Harley-Davidson Touring and 1971-1978 Harley-Davidson FXR Motorcycles
Save 8% Save %
£29.64
£29.64 - £29.64
£29.64
£27.14
£27.14 - £27.14
£27.14

S&S Cycle Intake Manifold Clamps for 1966-1978 Harley-Davidson Touring and 1971-1978 Harley-Davidson FXR Motorcycles #16-0230

in stock

DescriptionIntake Manifold ClampClamp is 3/4" wide and constructed of .020" thick stainless steel and use a curved 10-24 threaded "T"-bolt with pla...

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£29.64
£29.64 - £29.64
£29.64
£27.14
£27.14 - £27.14
£27.14
Save 8% Save %

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