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Softail – Engine & Gaskets

Engine components, cams, pistons, belts, clutch kits and drivetrain parts for Harley-Davidson Softail models.

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Colony Oil Pump and Crankcase Plug Set – 1968–1980 Big Twin

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Colony Oil Pump and Crankcase Plug Set – 1968–1980 Big Twin Hex 3 plug set Fitment 68-80 Big Twin (NU) Product Details Brand: Colony Category: M...

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Colony Oil Pump and Crankcase Plug Set – 1981–1999 Big Twin

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Colony Oil Pump and Crankcase Plug Set – 1981–1999 Big Twin Chrome; 3 plug set Fitment 81-99 Big Twin (Excl. TC) Product Details Brand: Colony C...

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£62.54
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£57.55
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Gardner-Westcott Head Bolt Kit, Hex. Chrome Stock Style – 1948–1984 Big Twin

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Gardner-Westcott Head Bolt Kit, Hex. Chrome Stock Style – 1948–1984 Big Twin Incl. washers Fitment 48-84 Big Twin (NU) Product Details Brand: Gar...

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£57.55
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£31.43
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Colony Tappet Block Mount Kit. OEM Style, Chrome – L53-E76 Big Twin

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Colony Tappet Block Mount Kit. OEM Style, Chrome – L53-E76 Big Twin 1/4"-24 threaded. OEM reproduction tappet guide hardware of the hex head bolts ...

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£31.43
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£35.15
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Colony High-torque – 1936–1984 Big Twin

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Colony High-torque – 1936–1984 Big Twin Chrome; no washers; provides extra space for big bore cylinders but fits stock bore equally well Fitment 36...

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£34.72
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£48.00
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Colony +.200" Stroker Upper Pushrod Cover Kit. Chrome – 1966–1984 Shovelhead; 1984–1999 Evo Big…

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Colony +.200" Stroker Upper Pushrod Cover Kit. Chrome – 1966–1984 Shovelhead; 1984–1999 Evo Big… 3-1/2" long; for +.200" longer stroker cylinders. ...

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£35.88
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Colony Rocker Shaft End Plug Set. Hex Style. Chrome – 1971–1984 Shovelhead; 1971–1985 XL…

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Colony Rocker Shaft End Plug Set. Hex Style. Chrome – 1971–1984 Shovelhead; 1971–1985 XL… Chrome plated. Custom Hex styled. Complete set to fit the...

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£374.60
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£369.39
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Manley Race Master Valve Kit. Stock - .650" Valve Lift – 2005–2017 Twin Cam

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Manley Race Master Valve Kit. Stock - .650" Valve Lift – 2005–2017 Twin Cam Titanium top collars. Standard size replacement; installs without machi...

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£369.39
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£244.72
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Manley Valve Spring Kit. Titanium. Std to .650" Lift – 2005–2017 Twin Cam A/B; 2004–2022 XL…

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Manley Valve Spring Kit. Titanium. Std to .650" Lift – 2005–2017 Twin Cam A/B; 2004–2022 XL… Includes titanium top collars; steel lower; reverse wo...

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£241.32
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£211.71
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£208.76
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Manley Valve Spring Kit. Steel. Std to .600" Lift – 2005–2017 Twin Cam A/B; 2004–2022 XL…

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Manley Valve Spring Kit. Steel. Std to .600" Lift – 2005–2017 Twin Cam A/B; 2004–2022 XL… Includes steel top collars; steel lowers; a beehive style...

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£97.80
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Manley Severe Duty Stainless Valve, Intake. Oversize – 1984–1999 Evo Big Twin; 1999–2004 Twin…

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Manley Severe Duty Stainless Valve, Intake. Oversize – 1984–1999 Evo Big Twin; 1999–2004 Twin… Standard size replacement with oversized head. Dimen...

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£93.12
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£97.80
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Manley Severe Duty Stainless Valve, Intake. STD – 1984–1999 Evo Big Twin; 1999–2004 Twin…

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Manley Severe Duty Stainless Valve, Intake. STD – 1984–1999 Evo Big Twin; 1999–2004 Twin… Standard size replacement. Dimensions: 1.85" head dia. x ...

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£97.80
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£93.12
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£364.90
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£359.82
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Manley Race Master Valve Kit. .550" - .650" Valve Lift – 1984–1999 Evo Big Twin

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Manley Race Master Valve Kit. .550" - .650" Valve Lift – 1984–1999 Evo Big Twin Titanium top collars; high lift. Standard size replacement; install...

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£364.90
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£364.90
£359.82
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£54.57
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£49.60
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Colony Shovel Rocker Box Top Nut Kit. Chrome, Cap Style – 1966–1984 Shovelhead

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

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£49.60
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£152.07
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£149.94
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Jims Sprocket Shaft. 57-76 XL – 1957–1976 XL Sportster

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Jims Sprocket Shaft. 57-76 XL – 1957–1976 XL Sportster Fits with OEM flywheels. Sprocket shaft has keyway; use 23985-12 key (MCS 517945). Use nut (...

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£149.94
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£68.10
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£58.76
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Gardner-Westcott Stud, Crankcase/Footrest – 1980–2003 XL Sportster

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Gardner-Westcott Stud, Crankcase/Footrest – 1980–2003 XL Sportster 1 used; 1/2-13 to 1/2-13 x 3 1/2" Fitment 80-03 XL Sportster Product Details B...

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£58.76
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£26.53
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MCS Driven Gear, Oil Pump. 25T – 1939–1972 Big Twin

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MCS Driven Gear, Oil Pump. 25T – 1939–1972 Big Twin Keyhole may be too small; may require modification needed before installation. key is 0.94 and ...

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£26.53
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£65.21
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£59.69
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Colony 45" Cylinder Head Stud Kit – 1929–1950 45" Flathead with Cast Iron…

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Colony 45" Cylinder Head Stud Kit – 1929–1950 45" Flathead with Cast Iron… Black parkerized. Reproduction studs with 3/8-16 threads. Accurately mac...

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£65.21
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£59.69
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£15.81
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Colony Cam Cover Oil Passage Bolt. Chrome – 1963–1969 Big Twin

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Colony Cam Cover Oil Passage Bolt. Chrome – 1963–1969 Big Twin Compatible with stock cam covers. Fitment 63-69 Big Twin (NU) Product Details Bran...

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£13.72 - £13.72
£13.72
£15.81
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£44.08
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Colony Sprocket Shaft Oil Seal. Screw Type, STD – 1955–1968 Big Twin

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Colony Sprocket Shaft Oil Seal. Screw Type, STD – 1955–1968 Big Twin Standard thread size. Screw type bearing retainer nut. With seal. OEM replacem...

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£43.15
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£8.46
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Colony Head Bolt Washer Set – 1929–1973 45" SV

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Colony Head Bolt Washer Set – 1929–1973 45" SV Black parkerized; Fits models with cast iron cylinder heads Fitment 29-73 45" SV (NU) Product Detail...

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Colony Head Bolt Washer Set – 1936–1984 OHV Big Twin

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Colony Head Bolt Washer Set – 1936–1984 OHV Big Twin Chrome; for 7/16 headbolts Fitment 36-84 OHV Big Twin (NU) Product Details Brand: Colony Ca...

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Colony Rocker Cover Washet Set. Chrome – L1954–1965 Panhead

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Colony Rocker Cover Washet Set. Chrome – L1954–1965 Panhead Chrome. Washers as used below the Panhead rocker cover screws. Use as required with lon...

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Colony Nut Install Tool – 1911-1929 V-TWIN; 1930–1934 SINGLES…

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Colony Nut Install Tool – 1911-1929 V-TWIN; 1930–1934 SINGLES… Used to install 989244 crankcase nuts. Fitment 1911-1929 V-TWIN; 30-34 SINGLES; 29-3...

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