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Engine

Use this Engine collection to narrow down suitable products for Harley-Davidson, American V-twin and compatible motorcycle applications. The selection includes options relating to engine components, subject to current availability. For an accurate match, compare the product’s stated fitment and dimensions with your motorcycle or equipment.

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£197.92
£197.92 - £197.92
£197.92
£173.31
£173.31 - £173.31
£173.31

MCS 84-99 Tappet Block Set Front/Rear. Chrome – 1984–1999 Evo Big Twin

Only 3 left!

MCS 84-99 Tappet Block Set Front/Rear. Chrome – 1984–1999 Evo Big Twin Chrome plated cast aluminum lifter block set. OEM style. Repl. 18622-85B rea...

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£197.92
£197.92 - £197.92
£197.92
£173.31
£173.31 - £173.31
£173.31
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£44.33 - £44.33
£44.33
£44.67
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£44.67

James Gaskets Top End Gasket Kit. XL1000 – L1973–1985 XL1000

Only 4 left!

James Gaskets Top End Gasket Kit. XL1000 – L1973–1985 XL1000 With 0.016" copper cylinder head gaskets; 0.030" paper cylinder base gaskets. Includes...

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£44.33 - £44.33
£44.33
£44.67
£44.67 - £44.67
£44.67
£58.10 - £58.10
£58.10
£58.55
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£58.55

James Gaskets Keihin CV Carb Rebuild Kit – 1990–2006 Big Twin; 1988–2006 XL…

Only 2 left!

James Gaskets Keihin CV Carb Rebuild Kit – 1990–2006 Big Twin; 1988–2006 XL… Genuine James rebuild kit for all OEM Keihin CV (Constant Vacuum) carb...

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£58.10 - £58.10
£58.10
£58.55
£58.55 - £58.55
£58.55
£64.58 - £64.58
£64.58
£65.08
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£65.08

James Gaskets Keihin Butterfly Carb Rebuild Kit – 1976–1989 Big Twin; 1979–1987 XL…

Only 3 left!

James Gaskets Keihin Butterfly Carb Rebuild Kit – 1976–1989 Big Twin; 1979–1987 XL… Genuine James extensive rebuild kit for all OEM Keihin butterfl...

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£64.58 - £64.58
£64.58
£65.08
£65.08 - £65.08
£65.08
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£35.77
£35.77 - £35.77
£35.77
£35.33
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£35.33

Colony Rocker Shaft Plug Set. Knuckle Style. Chrome – 66-E71 Shovelhead; 57-E71 XL Sportster

Only 2 left!

Colony Rocker Shaft Plug Set. Knuckle Style. Chrome – 66-E71 Shovelhead; 57-E71 XL Sportster Chrome plated. Styled after the Knucklehead rocker nut...

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£35.77
£35.77 - £35.77
£35.77
£35.33
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£35.33
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£35.77
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£35.77
£35.33
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£35.33

Colony Rocker Shaft End Plug Set. Knuckle Style. Chrome – 1971–1984 Shovelhead; 1971–1985 XL…

Only 3 left!

Colony Rocker Shaft End Plug Set. Knuckle Style. Chrome – 1971–1984 Shovelhead; 1971–1985 XL… Chrome plated. Knucklehead styled plugs. Complete set...

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£35.77
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£35.77
£35.33
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£35.33
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£49.22
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£49.22
£44.74
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£44.74

Colony Shovel Rocker Box Top Nut Kit. Chrome, Acorn – 1966–1984 Shovelhead

Only 3 left!

Colony Shovel Rocker Box Top Nut Kit. Chrome, Acorn – 1966–1984 Shovelhead Chrome plated. Includes 18 custom acorn nuts; washers and 4 rocker shaft...

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£49.22
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£49.22
£44.74
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£44.74
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£95.12
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£95.12
£85.81
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£85.81

Colony B.T. Ribbed Lower Pushrod Cover Set. Chrome – 1948–1965 Panhead; 66-E79 Shovelhead

Only 3 left!

Colony B.T. Ribbed Lower Pushrod Cover Set. Chrome – 1948–1965 Panhead; 66-E79 Shovelhead Chrome plated steel; custom ribbed; lower pushrod covers....

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£95.12
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£95.12
£85.81
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£85.81
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£17.98
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£17.98
£17.59
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£17.59

Colony Manifold Intake Seals. Plumber Style – 1940–1954 74"/61" OHV Big Twin…

Only 2 left!

Colony Manifold Intake Seals. Plumber Style – 1940–1954 74"/61" OHV Big Twin… Brass seals. Used between manifold and cylinder head. OEM replacement...

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£17.98
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£17.98
£17.59
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£17.59
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£217.76
£217.76 - £217.76
£217.76
£194.87
£194.87 - £194.87
£194.87

MCS 57-85 Sportster Billet Tappet Block Set. Polished – 1957–1985 XL Sportster

Only 3 left!

MCS 57-85 Sportster Billet Tappet Block Set. Polished – 1957–1985 XL Sportster Billet aluminum. USA made. Replaces 18607-57B. Fitment 57-85 XL Spor...

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£217.76
£217.76 - £217.76
£217.76
£194.87
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£194.87
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Sold out
£120.19
£120.19 - £120.19
£120.19
£118.51
£118.51 - £118.51
£118.51

Jims 57-85 Sportster Billet Tappet Block. Polished – 1957–1985 XL Sportster

Out of stock

Jims 57-85 Sportster Billet Tappet Block. Polished – 1957–1985 XL Sportster Polished. Precision machined from a 7075-T651 billet aluminum bar; whic...

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£120.19
£120.19 - £120.19
£120.19
£118.51
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£118.51
Sold out
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£566.43
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£566.43
£469.72
£469.72 - £469.72
£469.72

MCS Twin Cam Rocker Cover Kit, Custom Style – 1999–2017 Twin Cam

Only 2 left!

MCS Twin Cam Rocker Cover Kit, Custom Style – 1999–2017 Twin Cam Chrome plated. Custom style 2-piece die-cast aluminum imported rocker box kit; inc...

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£566.43
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£566.43
£469.72
£469.72 - £469.72
£469.72
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£51.17 - £51.17
£51.17
£51.56
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£51.56

James Gaskets 4-Speed Transmission Gasket & Seal Kit – 1936–1986 4-Speed Big Twin

Only 3 left!

James Gaskets 4-Speed Transmission Gasket & Seal Kit – 1936–1986 4-Speed Big Twin Incl. both 34924-36 for ratchet type shifter cover gasket and...

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£51.17 - £51.17
£51.17
£51.56
£51.56 - £51.56
£51.56
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£39.18
£39.18 - £39.18
£39.18
£36.06
£36.06 - £36.06
£36.06

Manley Valve Key Set (8) – 1936–1947 Knucklehead; 1948–1965…

Only 2 left!

Manley Valve Key Set (8) – 1936–1947 Knucklehead; 1948–1965… Stock style replacement. Heat treated; black oxided and 100% machined from a special c...

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£39.18
£39.18 - £39.18
£39.18
£36.06
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£36.06
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£136.77
£136.77 - £136.77
£136.77
£134.86
£134.86 - £134.86
£134.86

Manley Valve Spring Kit. Steel. Std to .550" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin…

Only 1 left!

Manley Valve Spring Kit. Steel. Std to .550" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin… Steel top collars and a spring set. Can be used as a di...

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£136.77
£136.77 - £136.77
£136.77
£134.86
£134.86 - £134.86
£134.86
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£245.83
£245.83 - £245.83
£245.83
£242.41
£242.41 - £242.41
£242.41

Manley High Lift Valve Spring Kit. .500" to .650" Lift – 1966–1984 Shovelhead

Only 2 left!

Manley High Lift Valve Spring Kit. .500" to .650" Lift – 1966–1984 Shovelhead Includes titanium top collars; steel lower collars; valve springs and...

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£245.83
£245.83 - £245.83
£245.83
£242.41
£242.41 - £242.41
£242.41
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£39.18
£39.18 - £39.18
£39.18
£36.06
£36.06 - £36.06
£36.06

Manley Valve Key Set (8) – 1957–1985 XL Sportster; 1937–1948…

Only 2 left!

Manley Valve Key Set (8) – 1957–1985 XL Sportster; 1937–1948… Stock replacement. Heat treated; black oxided and 100% machined from a special chromo...

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£39.18
£39.18 - £39.18
£39.18
£36.06
£36.06 - £36.06
£36.06
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£205.58
£205.58 - £205.58
£205.58
£202.72
£202.72 - £202.72
£202.72

Manley Valve Spring Kit. Titanium. Std to .650" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin…

Only 2 left!

Manley Valve Spring Kit. Titanium. Std to .650" Lift – 1984–1999 Evo Big Twin; 1999–2004 Twin… Titanium top collars and a spring set. Can be used a...

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£205.58
£205.58 - £205.58
£205.58
£202.72
£202.72 - £202.72
£202.72
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£151.59
£151.59 - £151.59
£151.59
£149.48
£149.48 - £149.48
£149.48

Manley Valve Spring Kit. Stock to .495" Lift – 1966–1979 Shovelhead

Only 2 left!

Manley Valve Spring Kit. Stock to .495" Lift – 1966–1979 Shovelhead Includes steel top collars; steel lower collars and valve springs. No machining...

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£151.59
£151.59 - £151.59
£151.59
£149.48
£149.48 - £149.48
£149.48
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£221.82
£221.82 - £221.82
£221.82
£218.73
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£218.73

Manley Valve Spring. Stock to .495" Lift – 1966–1979 Shovelhead

Only 2 left!

Manley Valve Spring. Stock to .495" Lift – 1966–1979 Shovelhead Includes titanium top collars; steel lower collars and valve springs. No machining ...

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£221.82
£221.82 - £221.82
£221.82
£218.73
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£218.73
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£132.01
£132.01 - £132.01
£132.01
£130.17
£130.17 - £130.17
£130.17

Manley Valve Spring Kit. Std to .490" Lift – 1957–1985 XL Sportster

Only 3 left!

Manley Valve Spring Kit. Std to .490" Lift – 1957–1985 XL Sportster Incl. steel top collars and dual spring style valve springs. No machining requi...

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£132.01
£132.01 - £132.01
£132.01
£130.17
£130.17 - £130.17
£130.17
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Sold out
£97.80
£97.80 - £97.80
£97.80
£93.12
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£93.12

Manley Severe Duty Stainless Valves, Intake. Conversion – 1986–2003 XL883. For Full 883-1200…

Out of stock

Manley Severe Duty Stainless Valves, Intake. Conversion – 1986–2003 XL883. For Full 883-1200… Used for 883-1200 conversion. Valve length is same as...

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£97.80
£97.80 - £97.80
£97.80
£93.12
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£93.12
Sold out
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£70.26
£70.26 - £70.26
£70.26
£64.66
£64.66 - £64.66
£64.66

Manley Race Master Exhaust Valve Set. STD – 1984–1999 Evo Big Twin

Only 2 left!

Manley Race Master Exhaust Valve Set. STD – 1984–1999 Evo Big Twin Quality replacement valves; lower priced than the Manley ''Severe Duty'' valves....

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£70.26
£70.26 - £70.26
£70.26
£64.66
£64.66 - £64.66
£64.66
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£95.87
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£95.87
£91.28
£91.28 - £91.28
£91.28

Manley Severe Duty Stainless Valves, Intake. STD – 1957–1969 XL Sportster

Only 2 left!

Manley Severe Duty Stainless Valves, Intake. STD – 1957–1969 XL Sportster Standard size replacement. Dimensions: 1.813" head dia. x .309" stem dia....

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£95.87
£95.87 - £95.87
£95.87
£91.28
£91.28 - £91.28
£91.28
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