Skip to content
Find us Hours of Business Email Us Shipping Cookie policy Returns Terms & Conditions Privacy Policy Refunds

Dyna – Engine

Browse engine selected for Harley-Davidson Dyna motorcycles. The selection includes options relating to engine components, subject to current availability. Each product page provides the application and specification details needed to choose the right option.

Filters

Save 12% Save %
£85.99
£85.99 - £85.99
£85.99
£76.00
£76.00 - £76.00
£76.00

S&S Gear Drive Camshaft Installation Support Kit – 1999–2006 Twin Cam with S&S or Andrews…

Low stock

Description Provides all parts needed to install the S&S & Andrews Gear Driven Twin Cam camshafts. Comes complete with a replacement gear c...

View full details
£85.99
£85.99 - £85.99
£85.99
£76.00
£76.00 - £76.00
£76.00
Save 12% Save %
£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...

View full details
£55.22 - £55.22
£55.22
£55.22 - £55.22
£55.22
£171.81 - £171.81
£171.81
£177.85
£177.85 - £177.85
£177.85

Jims Sprocket Shaft Only. L81-85 & 70-99 B.t – L1981–1985 OEM Big Twin; 1970–1999 Big…

Low stock

Description With aftermarket 6° taper/keyway. Fits L81-85 OEM (which has no without keyway) and 70-99 aftermarket B.T. flywheels (with keyway). Spr...

View full details
£171.81 - £171.81
£171.81
£177.85
£177.85 - £177.85
£177.85
Save 6% Save %
£39.97
£39.97 - £39.97
£39.97
£37.69
£37.69 - £37.69
£37.69

Kibblewhite Kpmi, Evo Compression Release Valve Set – 1984–1999 Evo Big Twin

Low stock

Description High quality and M10x1 threaded. Easy electric starting of big and high compression motors. Push to activate and auto-close. With 5-7 N...

View full details
£39.97
£39.97 - £39.97
£39.97
£37.69
£37.69 - £37.69
£37.69
Save 6% Save %
£24.97 - £24.97
£24.97
£28.78
£28.78 - £28.78
£28.78

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

In stock

Description Chrome; 3 plug set Fitment 81-99 Big Twin (Excl. TC) Product Details Brand: Colony Category: MOTOR PARTS > OIL PUMPS MOUNT KITS ...

View full details
£24.97 - £24.97
£24.97
£28.78
£28.78 - £28.78
£28.78
£97.80 - £97.80
£97.80
£98.15
£98.15 - £98.15
£98.15

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

Low stock

Description Standard size replacement. Dimensions: 1.85" head dia. x .310" stem dia. Standard overall length. Severe Duty valves. Proven quality ov...

View full details
£97.80 - £97.80
£97.80
£98.15
£98.15 - £98.15
£98.15
Save 9% Save %
£48.00
£48.00 - £48.00
£48.00
£43.62
£43.62 - £43.62
£43.62

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

Low stock

Description 3-1/2" long; for +.200" longer stroker cylinders. Chrome plated steel OEM style reproduction set. Includes upper pushrod retainers; spr...

View full details
£48.00
£48.00 - £48.00
£48.00
£43.62
£43.62 - £43.62
£43.62
Save 9% Save %
£211.71 - £211.71
£211.71
£211.79
£211.79 - £211.79
£211.79

Manley Valve Spring Kit. Steel. Std to .600" Lift – 2005–2017 Twin Cam a/B; 2004–2022 XL…

Low stock

Description Includes steel top collars; steel lowers; a beehive style spring set; early style seals and a seal installation tool. Can be used as a ...

View full details
£211.71 - £211.71
£211.71
£211.79
£211.79 - £211.79
£211.79
£220.69 - £220.69
£220.69
£240.60
£240.60 - £240.60
£240.60

Dynatek Dyna Twin Cam OEM Style Coil. 0.4 Ohm (EFI) – 2007–2017 Softail; 2012–2017 Dyna…

Low stock

Description Stock replacement single fire coil for fuel injected models. Direct OEM style replacement for the OEM coil. Fitment 07-17 Softail (Excl...

View full details
£220.69 - £220.69
£220.69
£240.60
£240.60 - £240.60
£240.60
Sold out
£12.59 - £12.59
£12.59
£12.59 - £12.59
£12.59

MCS Sprocket Shaft Spacer Shim. .090" – 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...

View full details
£12.59 - £12.59
£12.59
£12.59 - £12.59
£12.59
Sold out
Save 11% Save %
£22.88
£22.88 - £22.88
£22.88
£20.46
£20.46 - £20.46
£20.46

Gardner-Westcott Rocker Box Top Bolt Kit. Allen, Stainless – 1984–1999 Big Twin; 1986–2022 XL…

Low stock

Description Stainless steel. With Allenhead (socket head) bolts. Includes washers. Fitment 84-99 Big Twin (Excl. Twin Cam); 86-22 XL Sportster (NU)...

View full details
£22.88
£22.88 - £22.88
£22.88
£20.46
£20.46 - £20.46
£20.46
Save 11% Save %
Save 11% Save %
£12.38
£12.38 - £12.38
£12.38
£11.08
£11.08 - £11.08
£11.08

MCS Cap Kit, Tappet Block Bolts. Chrome – L1976–1984 Shovelhead; 1984–1999 Evo Big…

Low stock

Description Chrome plated plastic. Show covers that end the rough look of tappet block mounting bolts. Fits over OEM style 12-point tappet block bo...

View full details
£12.38
£12.38 - £12.38
£12.38
£11.08
£11.08 - £11.08
£11.08
Save 11% Save %
Save 9% Save %
£48.00
£48.00 - £48.00
£48.00
£43.62
£43.62 - £43.62
£43.62

Colony 99-Up Upper Pushrod Cover Kit. Chrome – 1999–2017 Twin Cam; 2017–2025 M8

Low stock

Description Standard 1-3/4" length. Chrome plated steel OEM style reproduction set. Includes upper pushrod retainers; springs; spring cups; steel w...

View full details
£48.00
£48.00 - £48.00
£48.00
£43.62
£43.62 - £43.62
£43.62
Save 9% Save %
Save 8% Save %
£63.36
£63.36 - £63.36
£63.36
£58.00
£58.00 - £58.00
£58.00

Colony 99-Up Lower Pushrod Cover Set – 1999–2017 Twin Cam; 2017–2025 M8

Low stock

Description Chrome plated OEM style reproduction set. Includes rubber seals. Fitment 99-17 (NU) Twin Cam; 17-25 M8 Product Details Brand: Colony ...

View full details
£63.36
£63.36 - £63.36
£63.36
£58.00
£58.00 - £58.00
£58.00
Save 8% Save %
Save 10% Save %
£97.10
£97.10 - £97.10
£97.10
£87.60
£87.60 - £87.60
£87.60

Colony Aluminium Adj. Pushrod Solid Conversion Kit. Evo B.t – 1984–1999 Evo Big Twin

Low stock

Description Used to convert stock hydraulic tappets to solids. Comes with non adjustable tappet adapters and adjustable type pushrods. Fitment 84-9...

View full details
£97.10
£97.10 - £97.10
£97.10
£87.60
£87.60 - £87.60
£87.60
Save 10% Save %
£126.08 - £126.08
£126.08
£127.59
£127.59 - £127.59
£127.59

Paughco 40-99 Pushrod Cover Retainer Set. Knurled Style – 1940–1947 74" Knuckle; 1966–1984 Shovel…

Low stock

Description Solid brass retainers in the knurled style by ''Old-Stf'' for that old school touch. Fitment 40-47 74" Knuckle; 66-84 Shovel; 84-99 Evo...

View full details
£126.08 - £126.08
£126.08
£127.59
£127.59 - £127.59
£127.59
£9.45 - £9.45
£9.45
£10.23
£10.23 - £10.23
£10.23

Colony 84-99 Pushrod Cover Seal Kit – 1984–1999 Big Twin; 1986–1990 XL…

Low stock

Description OEM style replacement rubber o-ring seals. Fitment 84-99 Big Twin (Excl. Twin Cam); 86-90 XL Sportster (NU) Product Details Brand: Co...

View full details
£9.45 - £9.45
£9.45
£10.23
£10.23 - £10.23
£10.23
Sold out
£87.04
£87.04 - £87.04
£87.04
£86.19
£86.19 - £86.19
£86.19

Paughco 40-99 Pushrod Cover Retainer Set. 4-Hole Style – 1940–1947 74" Knuckle; 1966–1984 Shovel…

Out of stock

Description Solid brass retainers in the 4-hole style by ''Old-Stf'' for that old school touch. Fitment 40-47 74" Knuckle; 66-84 Shovel; 84-99 Evo ...

View full details
£87.04
£87.04 - £87.04
£87.04
£86.19
£86.19 - £86.19
£86.19
Sold out
£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...

View full details
£43.62 - £43.62
£43.62
£43.62 - £43.62
£43.62
£12.16 - £12.16
£12.16
£12.16 - £12.16
£12.16

MCS Nut, Sprocket Shaft Extension – 1991–2006 Softail; 1985–1994 FXR…

Low stock

Description Standard 1/4 inch Fitment 91-06 Softail; 85-94 FXR; 91-05 Dyna; 85-06 FLT/Touring (NU) Product Details Brand: MCS Category: MOTOR PA...

View full details
£12.16 - £12.16
£12.16
£12.16 - £12.16
£12.16
£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...

View full details
£58.00 - £58.00
£58.00
£58.00 - £58.00
£58.00
£22.69 - £22.69
£22.69
£26.14
£26.14 - £26.14
£26.14

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

Low stock

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

View full details
£22.69 - £22.69
£22.69
£26.14
£26.14 - £26.14
£26.14
£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...

View full details
£62.29 - £62.29
£62.29
£62.29 - £62.29
£62.29
£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...

View full details
£38.56 - £38.56
£38.56
£38.56 - £38.56
£38.56

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare