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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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£32.61
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£32.61
£31.05
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£31.05

MCS Camshaft Bushing, Inner. 37-48 SV – 1937–1948 74/80" SV (4 USED)

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MCS Camshaft Bushing, Inner. 37-48 SV – 1937–1948 74/80" SV (4 USED) Camshaft bushing, inner. 37-48 SV Fitment 37-48 74/80" SV (NU) (4 USED) Produc...

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£31.05
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£31.05
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£12.14
£12.14 - £12.14
£12.14
£11.56
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£11.56

MCS Pinion Shaft Bushing. Std. Size – 1957–1976 XL Sportster

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MCS Pinion Shaft Bushing. Std. Size – 1957–1976 XL Sportster Bronze. Used in cam cover. OEM style replacement for 25593-57. Fitment 57-76 XL Sports...

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£11.56
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£11.56
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£20.02
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£20.02
£19.07
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£19.07

MCS Chain Oiler Adj. Screw (Slotted) – 1933–1964; 68-E83 Big Twin; 1970–1976 XL…

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MCS Chain Oiler Adj. Screw (Slotted) – 1933–1964; 68-E83 Big Twin; 1970–1976 XL… Chain oiler adj. screw (slotted) Fitment 33-64; 68-E83 Big Twin; 7...

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£20.02
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£20.02
£19.07
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£19.07
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£14.53 - £14.53
£14.53
£16.27
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£16.27

MCS Shaft, Idler Gear – 1936–1969 Big Twin

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MCS Shaft, Idler Gear – 1936–1969 Big Twin Stock style replacement part for OEM 25791-36. Fitment 36-69 Big Twin (NU) Product Details Brand: MCS ...

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£14.53 - £14.53
£14.53
£16.27
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£16.27
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£47.21
£47.21 - £47.21
£47.21
£43.45
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£43.45

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

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Gardner-Westcott Rocker Box Top Bolt Kit. Buttonhead, Chrome – 1984–1999 Big Twin; 1986–2022 XL… Chrome plated buttonhead bolts. Includes washers. ...

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£47.21
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£47.21
£43.45
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£43.45
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£49.29
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£49.29
£45.36
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£45.36

Gardner-Westcott Shovel Rocker Box Bolt Kit. Allen, Chrome – 66-E81 Shovelhead

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Gardner-Westcott Shovel Rocker Box Bolt Kit. Allen, Chrome – 66-E81 Shovelhead Chrome allenhead (socket head) bolts. Requires the removal of the OE...

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£49.29
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£49.29
£45.36
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£45.36
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£35.64
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£35.64
£32.80
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£32.80

Gardner-Westcott Rocker Shaft End Plug Set. OEM Style. Chrome – 1971–1984 Shovelhead; 1971–1985 XL…

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Gardner-Westcott Rocker Shaft End Plug Set. OEM Style. Chrome – 1971–1984 Shovelhead; 1971–1985 XL… Chrome plated. OEM style reproduction buttonhea...

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£32.80
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£32.80
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£18.68
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£18.68
£16.64
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£16.64

Gardner-Westcott Tappet Block Mount Kit. Flathead Allen, Chrome – L1976–1984 Big Twin. With 36-E76 Style…

Out of stock

Gardner-Westcott Tappet Block Mount Kit. Flathead Allen, Chrome – L1976–1984 Big Twin. With 36-E76 Style… 1/4"-20 threaded bolts. Big Twin conversi...

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£18.68
£16.64
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£16.64
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£7.12
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£6.14
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£6.14

Gardner-Westcott Tappet Block Mount Kit. Allenhead, Chrome – 1957–1990 XL Sportster

Out of stock

Gardner-Westcott Tappet Block Mount Kit. Allenhead, Chrome – 1957–1990 XL Sportster GW, tappet block mount kit. Allenhead, chrome Fitment 57-90 XL ...

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£7.12
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£7.12
£6.14
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£6.14
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£60.45
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£60.45
£55.64
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£55.64

Gardner-Westcott Big Twin Side Cover Mount Kit, SS Allen – 2000–2006 Softail

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Gardner-Westcott Big Twin Side Cover Mount Kit, SS Allen – 2000–2006 Softail Cam; primary; derby; inspection; transmission end covers. Fitment 00-0...

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£60.45
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£60.45
£55.64
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£55.64
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£34.19
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£34.19
£31.46
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£31.46

Gardner-Westcott Cam Cover Mount Kit, Chr. Allen – 1999–2017 Twin Cam A/B

Out of stock

Gardner-Westcott Cam Cover Mount Kit, Chr. Allen – 1999–2017 Twin Cam A/B Cam cover mount kit, chr. allen Fitment 99-17 Twin Cam A/B (NU) Product D...

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£34.19
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£34.19
£31.46
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£31.46
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£21.81
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£21.81
£19.42
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£19.42

Gardner-Westcott Cam Cover Screw Kit, Chr. Allen – 1987–1999 Softail; FLT/Touring

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Gardner-Westcott Cam Cover Screw Kit, Chr. Allen – 1987–1999 Softail; FLT/Touring Cam cover screw kit, chr. allen Fitment 87-99 Softail; FLT/Tourin...

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£21.81
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£21.81
£19.42
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£19.42
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£10.50
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£10.50
£9.06
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£9.06

Gardner-Westcott Big Twin Cam Cover Mount Kit, Allen – 1970–1986 Big Twin

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Gardner-Westcott Big Twin Cam Cover Mount Kit, Allen – 1970–1986 Big Twin Big Twin cam cover mount kit, allen Fitment 70-86 Big Twin (NU) Product D...

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£10.50
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£10.50
£9.06
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£22.60
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£22.60
£20.13
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£20.13

Gardner-Westcott Oil Pump Mount Kit, Allen – 1991–1997 XL Sportster

Out of stock

Gardner-Westcott Oil Pump Mount Kit, Allen – 1991–1997 XL Sportster Oil pump mount kit, allen Fitment 91-97 XL Sportster (NU) Product Details Bra...

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£22.60
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£22.60
£20.13
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£20.13
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S&S Cycle 585G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)
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£1,107.29
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£1,107.29
£1,014.03
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£1,014.03

S&S Cycle 585G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List) #33-5179

in stock

Description585G Gear Drive Camshaft KitDesigned for 88/96/103/110 cubic-inch engines with compression ratios from 10.0:1 to 10.5:1Reverses the rear...

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£1,107.29
£1,014.03
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£1,014.03
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S&S Cycle 570G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)
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£1,107.29
£1,107.29 - £1,107.29
£1,107.29
£1,014.03
£1,014.03 - £1,014.03
£1,014.03

S&S Cycle 570G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List) #33-5178

Only 4 left!

Description570G Camshaft KitDesigned for 88" to 103" CID engines with compression ratios between 9:1 and 10:1Strongest from 3200-3700 rpmIncreases ...

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£1,107.29
£1,014.03
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£1,014.03
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S&S Cycle 510G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)
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£1,063.61
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£1,063.61
£974.42
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£974.42

S&S Cycle 510G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List) #33-5177

Out of stock

Description510G Camshaft KitCams designed as bolt-in cam for 88", 95", 96" and 103" engines with compression ratios below 9.7:1Kit includes camshaf...

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£1,063.61
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£1,063.61
£974.42
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£974.42
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£72.02 - £72.02
£72.02
£73.12
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£73.12

Cam Chain Tensioner Dyna, Softail, Touring, Trike

in stock

DescriptionCam Chain TensionerStock replacement hydraulic cam chain tensionersSold as a primary/secondary 2-piece kitSpecificationsUnits : PairRidi...

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£72.02 - £72.02
£72.02
£73.12
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£73.12
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£23.53
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£23.53
£20.96
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£20.96

Gardner-Westcott Oil Pump Mount Kit – 1977–1990 XL Sportster

Out of stock

Gardner-Westcott Oil Pump Mount Kit – 1977–1990 XL Sportster Chrome; allen heads Fitment 77-90 XL Sportster (NU) Product Details Brand: Gardner-W...

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£23.53
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£23.53
£20.96
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£20.96
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£58.02
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£58.02
£53.40
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£53.40

Gardner-Westcott Big Twin Side Cover Mount Kit, Chrome Allen – 1980–1984 FLT/Touring; 1982–1984 FXR

Out of stock

Gardner-Westcott Big Twin Side Cover Mount Kit, Chrome Allen – 1980–1984 FLT/Touring; 1982–1984 FXR Cam; primary; derby; inspection; transmission e...

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£58.02
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£58.02
£53.40
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£53.40
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£34.01
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£34.01
£31.30
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£31.30

Gardner-Westcott Cam Cover Mount Kit. Acorn – 1936–1969 FL; 1932–1973 45" Flathead

Only 1 left!

Gardner-Westcott Cam Cover Mount Kit. Acorn – 1936–1969 FL; 1932–1973 45" Flathead Gardner-Westcott, cam cover mount kit. Acorn Fitment 36-69 FL; 3...

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£34.01
£31.30
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£31.30
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£43.07
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£43.07
£39.64
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£39.64

Gardner-Westcott XL Side Cover Mount Kit, Chrome Allen – 1977–1985 XL Sportster

Out of stock

Gardner-Westcott XL Side Cover Mount Kit, Chrome Allen – 1977–1985 XL Sportster XL side cover mount kit, chrome allen Fitment 77-85 XL Sportster (N...

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£43.07
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£43.07
£39.64
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£39.64
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£35.24
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£35.24
£32.43
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£32.43

Gardner-Westcott XL Side Cover Mount Kit, Chrome Allen – 1971–1976 XL Sportster

Only 2 left!

Gardner-Westcott XL Side Cover Mount Kit, Chrome Allen – 1971–1976 XL Sportster XL side cover mount kit, chrome allen Fitment 71-76 XL Sportster (N...

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£35.24
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£35.24
£32.43
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£32.43
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£74.10
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£74.10
£70.55
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£70.55

Gardner-Westcott XL Side Cover Mount Kit, Chrome Allen – 1967–1970 XLH; 1970 XLCH

Only 2 left!

Gardner-Westcott XL Side Cover Mount Kit, Chrome Allen – 1967–1970 XLH; 1970 XLCH XL side cover mount kit, chrome allen Fitment 67-70 XLH; 70 XLCH ...

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£74.10
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£74.10
£70.55
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£70.55
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