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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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Drag Specialties Fork Leg Assembly Rebuild Kit 35Mm - Part #04030047 - Hogparts UK
£57.55 - £57.55
£57.55
£57.55 - £57.55
£57.55

Drag Specialties Fork Leg Rebuild Kit - Each, Fork Slider for Harley-Davidson Touring, Softail, Sportster & Dyna 1983-1987

In stock

DescriptionFork Leg Rebuild KitComplete kit, includes all parts needed for complete rebuild of front fork leg assemblies (unless noted)Specificatio...

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£57.55 - £57.55
£57.55
£57.55 - £57.55
£57.55
£38.04 - £38.04
£38.04
£38.04 - £38.04
£38.04

Manley Valve Key Set (8) – 1984–1999 Evo Big Twin; 1999–2004 Twin…

Low stock

Description Stock style replacement. Heat treated; black oxided and 100% machined from a special chromoly material. Each valve keeper is designed t...

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£38.04 - £38.04
£38.04
£38.04 - £38.04
£38.04
£466.26 - £466.26
£466.26
£466.26 - £466.26
£466.26

Jims Billet ''a Cut Above'' Aluminium Pushrod Cover Kit. Black – 1999–2017 Twin Cam

Low stock

Description Black anodized billet aluminum. Nothing gives your engine a cleaner and smoother one-piece look than these pushrod covers. Adjustable p...

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£466.26 - £466.26
£466.26
£466.26 - £466.26
£466.26
£55.22 - £55.22
£55.22
£55.22 - £55.22
£55.22

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

Low stock

Description Fits over the OEM head bolts. Securely mounts to the head bolt with a set-screw. Fitment L85-17 Big Twin (Excl. M8); 92-22 XL Sportster...

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£55.22 - £55.22
£55.22
£55.22 - £55.22
£55.22
£43.62 - £43.62
£43.62
£43.62 - £43.62
£43.62

Colony Upper Pushrod Cover Kit. Chrome – 1984–1999 Evo Big Twin. with S&S Tappet…

Low stock

Description 3.5" long. Designed for use with S&S lifter blocks. Chrome plated steel OEM style reproduction set. Includes upper pushrod retainer...

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£43.62 - £43.62
£43.62
£43.62 - £43.62
£43.62
£58.00 - £58.00
£58.00
£58.00 - £58.00
£58.00

Colony 84-99 Lower Pushrod Cover Kit. Chrome – 1984–1999 Evo Big Twin; 1986–1990 Evo XL…

Low stock

Description Chrome plated OEM style reproduction set. Includes rubber seals. Repl. 17938-83. Fitment 84-99 Evo Big Twin; 86-90 Evo XL Sportster (NU...

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£58.00 - £58.00
£58.00
£58.00 - £58.00
£58.00
£38.56 - £38.56
£38.56
£38.56 - £38.56
£38.56

Colony Crankcase Bolt Kit – 1999–2017 Twin Cam a/B

Low stock

Description Chrome; Acorn Fitment 99-17 Twin Cam A/B (NU) Product Details Brand: Colony Category: MOTOR PARTS > CRANKCASE BOLT KITS Unit: KI...

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£38.56 - £38.56
£38.56
£38.56 - £38.56
£38.56
£20.89 - £20.89
£20.89
£20.89 - £20.89
£20.89

Colony Crankcase Bolt Kit – 1999–2017 Twin Cam a/B

Low stock

Description Chrome; Allen Fitment 99-17 Twin Cam A/B (NU) Product Details Brand: Colony Category: MOTOR PARTS > CRANKCASE BOLT KITS Unit: KI...

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£20.89 - £20.89
£20.89
£20.89 - £20.89
£20.89
£62.29 - £62.29
£62.29
£62.29 - £62.29
£62.29

Colony Crankcase Bolt Kit – 1979–1995 Big Twin

Low stock

Description Chrome acorn Fitment 79-95 Big Twin (NU) Product Details Brand: Colony Category: MOTOR PARTS > CRANKCASE BOLT KITS Unit: KIT Pr...

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£62.29 - £62.29
£62.29
£62.29 - £62.29
£62.29
£17.40 - £17.40
£17.40
£17.40 - £17.40
£17.40

Colony Tappet Block Mount Kit. OEM Style, Chrome – L1976–1984 Shovelhead; 1984–1999 Evo Big…

Low stock

Description 1/4"-20 threaded. OEM reproduction tappet guide hardware of the 12-point bolts. Repl. 3770. Fitment L76-84 Shovelhead; 84-99 Evo Big Tw...

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£17.40 - £17.40
£17.40
£17.40 - £17.40
£17.40
Sold out
£30.81 - £30.81
£30.81
£30.81 - £30.81
£30.81

Colony Tappet Block Mount Kit. Cap Style, Chrome – L1976–1984 Shovelhead; 1984–1999 Evo Big…

Out of stock

Description 1/4"-20 threaded. Replacement reference 3770 Fitment L76-84 Shovelhead; 84-99 Evo Big Twin (NU) Product Details Brand: Colony Catego...

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£30.81 - £30.81
£30.81
£30.81 - £30.81
£30.81
Sold out
£87.55 - £87.55
£87.55
£87.55 - £87.55
£87.55

Colony Cylinder Stud Set (8-Pack) – L1985–1999 Evo Big Twin

Low stock

Description Replacement OEM style heat treated alloy steel cylinder studs for Evo models. OEM replacement reference 16837-85C. Note: Will fit 84-E8...

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£87.55 - £87.55
£87.55
£87.55 - £87.55
£87.55
£10.23 - £10.23
£10.23
£10.23 - £10.23
£10.23

Colony Oil Pump Mount Kit OEM Style – 1979–1991 Big Twin

Low stock

Description Zinc; hex Fitment 79-91 Big Twin (NU) Product Details Brand: Colony Category: MOTOR PARTS > OIL PUMPS MOUNT KITS Unit: KIT Prod...

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£10.23 - £10.23
£10.23
£10.23 - £10.23
£10.23
£15.11 - £15.11
£15.11
£15.11 - £15.11
£15.11

Colony Oil Pump Mount Kit OEM Style – 1979–1991 Big Twin

Low stock

Description Chrome; hex Fitment 79-91 Big Twin (NU) Product Details Brand: Colony Category: MOTOR PARTS > OIL PUMPS MOUNT KITS Unit: KIT Pr...

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£15.11 - £15.11
£15.11
£15.11 - £15.11
£15.11
£16.44 - £16.44
£16.44
£16.44 - £16.44
£16.44

Colony Oil Pump Mount Kit Allen – 1992–1999 Big Twin

Low stock

Description Chrome Fitment 92-99 Big Twin (NU) (Excl. TC) Product Details Brand: Colony Category: MOTOR PARTS > OIL PUMPS MOUNT KITS Unit: K...

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£16.44 - £16.44
£16.44
£16.44 - £16.44
£16.44
£28.37 - £28.37
£28.37
£28.37 - £28.37
£28.37

Colony Oil Pump Mount Kit Acorn – 1979–1991 Big Twin

Low stock

Description Chrome Fitment 79-91 Big Twin (NU) Product Details Brand: Colony Category: MOTOR PARTS > OIL PUMPS MOUNT KITS Unit: KIT Product...

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£28.37 - £28.37
£28.37
£28.37 - £28.37
£28.37
£20.89 - £20.89
£20.89
£20.89 - £20.89
£20.89

Colony Cam Cover Mount Kit – 1999–2017 Twin Cam a/B

Low stock

Description Polished chrome allen Fitment 99-17 Twin Cam A/B Product Details Brand: Colony Category: MOTOR PARTS > CAM COVERS MOUNT KITS Uni...

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£20.89 - £20.89
£20.89
£20.89 - £20.89
£20.89
£14.95 - £14.95
£14.95
£14.95 - £14.95
£14.95

Colony Cam Cover Mount Kit – 1999–2017 Twin Cam a/B

Low stock

Description Chrome allen Fitment 99-17 Twin Cam A/B Product Details Brand: Colony Category: MOTOR PARTS > CAM COVERS MOUNT KITS Unit: KIT P...

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£14.95 - £14.95
£14.95
£14.95 - £14.95
£14.95
£30.39 - £30.39
£30.39
£30.39 - £30.39
£30.39

Colony Oil Pump Mount Kit, Cap Style – 1979–1991 Big Twin

Low stock

Description Colony oil pump mount kit, cap style Fitment 79-91 Big Twin (NU) Product Details Brand: Colony Category: MOTOR PARTS > OIL PUMPS ...

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£30.39 - £30.39
£30.39
£30.39 - £30.39
£30.39
Sold out
£551.95 - £551.95
£551.95
£551.95 - £551.95
£551.95

Arlen Ness 10-Gauge Rocker Cover Set. Chrome – 1999–2017 Twin Cam

Out of stock

Description Chrome plated CNC machined 6061-T6 forged billet aluminum. There''s nothing like the 10-gauge design blast to change your engine''s loo...

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£551.95 - £551.95
£551.95
£551.95 - £551.95
£551.95
Sold out
£8.65 - £8.65
£8.65
£8.65 - £8.65
£8.65

MCS Sprocket Shaft Spacer Shim. .010" – 1970–2002 Big Twin

Low stock

Description Used to shim-out primary belt pulley or the OEM shaft extension to line-out motor sprocket with clutch hub. Compatible with Timken styl...

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£8.65 - £8.65
£8.65
£8.65 - £8.65
£8.65
£68.64 - £68.64
£68.64
£68.64 - £68.64
£68.64

MCS Head Bolt Bridge Cover Set. Smooth, Chrome – 1999–2017 Twin Cam

Low stock

Description Chrome plated aluminum construction. Slip-fit installation around the spark plug. These head bolt covers are designed to bridge the lar...

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£68.64 - £68.64
£68.64
£68.64 - £68.64
£68.64
£12.59 - £12.59
£12.59
£12.59 - £12.59
£12.59

MCS Sprocket Shaft Spacer Shim. .120" – 1970–2002 Big Twin

Low stock

Description Used to shim-out primary belt pulley or the OEM shaft extension to line-out motor sprocket with clutch hub. Compatible with Timken styl...

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£12.59 - £12.59
£12.59
£12.59 - £12.59
£12.59
Sold out
£8.65 - £8.65
£8.65
£8.65 - £8.65
£8.65

MCS Sprocket Shaft Spacer Shim. .030" – 1970–2002 Big Twin

Out of stock

Description Used to shim-out primary belt pulley or the OEM shaft extension to line-out motor sprocket with clutch hub. Compatible with Timken styl...

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£8.65 - £8.65
£8.65
£8.65 - £8.65
£8.65
Sold out

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