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Dyna – Engine & Gaskets

Browse engine & gaskets selected for Harley-Davidson Dyna motorcycles. Available items span engine components and gaskets, seals and service parts, helping you compare parts intended for different jobs. Confirm model coverage, key measurements and any supporting parts required on the individual listing.

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£9.05
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MCS Stud, Idler Gear – 1954–1978 K; XL Sportster (00 CAT 97=USA…

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MCS Stud, Idler Gear – 1954–1978 K; XL Sportster (00 CAT 97=USA… 54-78 K; XL(NU) (00 CAT 97=USA made) Fitment 54-78 K; XL Sportster (NU) (00 CAT 97...

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£48.17
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MCS PCV Crankcase Breather Cannister – Universal

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MCS PCV Crankcase Breather Cannister – Universal Chrome. Positive Crankcase Ventilation; a universal chrome plated steel crankvent system for use o...

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£12.72
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MCS Woodruff Keys, Oil Pump Drive Gear / Breather Gear – L1975–1989 Big Twin : Drive Shaft Shaft…

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MCS Woodruff Keys, Oil Pump Drive Gear / Breather Gear – L1975–1989 Big Twin : Drive Shaft Shaft… Multi-application. Oil pump driven feed & dri...

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£3.18
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MCS Thrust Washer, Oil Pump – Oil Pump: 1991–2021 XL Sportster XR1200)

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MCS Thrust Washer, Oil Pump – Oil Pump: 1991–2021 XL Sportster XR1200) 1 used on oil pump. Also for some fuel tank applications. Fitment Oil pump: ...

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MCS Separator, Breather Screen – 1936–1969 Big Twin

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MCS Separator, Breather Screen – 1936–1969 Big Twin OEM replacement reference 25279-36 (585-36A) Fitment 36-69 Big Twin (NU) Product Details Bran...

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MCS Seal Ring, Pinion Shaft – 1940–1953 Big Twin

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MCS Seal Ring, Pinion Shaft – 1940–1953 Big Twin Seal ring, pinion shaft Fitment 40-53 Big Twin (NU) Product Details Brand: MCS Category: MOTOR ...

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MCS Breather Tube, Crankcase XL – 1954–1978 XLH; XLCH

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MCS Breather Tube, Crankcase XL – 1954–1978 XLH; XLCH Breather tube, crankcase XL Fitment 54-78 XLH; XLCH (NU) Product Details Brand: MCS Catego...

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£9.46
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MCS Breather Bolt Set – 1991–2022 XL Sportster

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MCS Breather Bolt Set – 1991–2022 XL Sportster 2 used. Hollow breather bolts; 1/2-13 threaded. Allows connection of heads to breather hose. Note: S...

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MCS Breather Bolt Set – 1999–2007 Twin Cam

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MCS Breather Bolt Set – 1999–2007 Twin Cam 2 bolts used. Hollow bolts. 3/8-16 threaded. Short type. Allows connection of heads to breather hose. Fi...

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Jims Sprocket Shaft Spacer Kit .336" to .666" Wide – 1955–1964 Big Twin & 1965–1969 Big Twin…

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Jims Sprocket Shaft Spacer Kit .336" to .666" Wide – 1955–1964 Big Twin & 1965–1969 Big Twin… 8-piece kit. Used to shim-out primary belt pulley...

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MCS 84-E85 Hydraulic Tappet De-activators – 84-E85 Evo Big Twin

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MCS 84-E85 Hydraulic Tappet De-activators – 84-E85 Evo Big Twin Fits stock early hydraulic tappets in 84-E85 Evo Big Twin models only. This is basi...

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£11.89
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MCS Breather Bolt Set – 2008–2017 Twin Cam; 2017–2025 M8

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MCS Breather Bolt Set – 2008–2017 Twin Cam; 2017–2025 M8 2 bolts used. 3/8-16 threaded. Hollow bolts. Long type. Allows connection of heads to brea...

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Colony Knuckle Banjo Style Rocker Cover Oil Feed Fittings – 1936–1941 Knucklehead

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Colony Knuckle Banjo Style Rocker Cover Oil Feed Fittings – 1936–1941 Knucklehead Chrome plated. OEM reproduction. For rocker oil feed line. Kit in...

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£43.68
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Colony 45" Cyl Head Nut Kit – 1929–1941 45" SV; 1926–1932 SINGLE CYL

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Colony 45" Cyl Head Nut Kit – 1929–1941 45" SV; 1926–1932 SINGLE CYL Parkerized; 45" with cast iron heads Fitment 29-41 45" SV; 26-32 SINGLE CYL. (...

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Colony Cam Cover Mount Kit – 2002–2017 V-Rod

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Colony Cam Cover Mount Kit – 2002–2017 V-Rod Polished chrome allen Fitment 02-17 V-Rod (NU) Product Details Brand: Colony Category: MOTOR PARTS ...

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Colony Cam Cover Mount Kit – 2002–2017 V-Rod

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Colony Cam Cover Mount Kit – 2002–2017 V-Rod Chrome allen Fitment 02-17 V-Rod (NU) Product Details Brand: Colony Category: MOTOR PARTS > CAM ...

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Colony Upper Crankcase Plug & Gasket Kt – 2002–2017 V-Rod

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Colony Upper Crankcase Plug & Gasket Kt – 2002–2017 V-Rod Chrome Fitment 02-17 V-Rod (NU) Product Details Brand: Colony Category: MOTOR PART...

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£33.53
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Colony Evo Lower Rocker Box Mount Kit. Zinc – 1984–1999 Evo Big Twin; 1986–2003 XL…

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Colony Evo Lower Rocker Box Mount Kit. Zinc – 1984–1999 Evo Big Twin; 1986–2003 XL… Zinc plated steel. OEM style reproduction; incl. bolts and wash...

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£12.18
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Colony Motor Mount Bolt Kit. Chrome – 2000–2017 Softail

Out of stock

Colony Motor Mount Bolt Kit. Chrome – 2000–2017 Softail Chrome plated flathead Allen heads with countersunk washers. Used to mount mount motor moun...

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Colony Evo Countersunk Rocker Cover Screw Kit – 1984–1999 Evo Big Twin; 1986–2022 XL…

Out of stock

Colony Evo Countersunk Rocker Cover Screw Kit – 1984–1999 Evo Big Twin; 1986–2022 XL… Chrome plated. With 8 countersunk flat head allenhead (socket...

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£26.34
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£46.05
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Colony Floorboard Support Rod Mount Kit. Chrome – All 1932–1973 45" & Servi-Car Models

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Colony Floorboard Support Rod Mount Kit. Chrome – All 1932–1973 45" & Servi-Car Models Chrome. Left & right side bar; front & rear supp...

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Colony Motor Mount Bolt Covers. Chrome – 2000–2017 Softail

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Colony Motor Mount Bolt Covers. Chrome – 2000–2017 Softail Chromed plated domed covers. Fits over stock hex head bolts. Secures with set-screws. Fi...

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Colony Head Bolt Cover Kit. Pike, Chrome – L1985–2017 Big Twin; 1992–2022 XL…

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Colony Head Bolt Cover Kit. Pike, Chrome – L1985–2017 Big Twin; 1992–2022 XL… Fits over the OEM head bolts to give you that classic retro ''Pike'' ...

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Colony Head Bolt Cover Kit. Custom Hex Domed, Chrome – L1985–2017 Big Twin; 1992–2022 XL…

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Colony Head Bolt Cover Kit. Custom Hex Domed, Chrome – L1985–2017 Big Twin; 1992–2022 XL… Fits over the OEM head bolts. Securely mounts to the head...

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