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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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£15.39
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James Gaskets Gasket Starter Hole Cover. .031" Paper – 1971–1978 FX Models & Other 65-E84…

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James Gaskets Gasket Starter Hole Cover. .031" Paper – 1971–1978 FX Models & Other 65-E84… .031" thick fiber reinforced paper. Gasket for the O...

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£23.18
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James Gaskets Cylinder Base Gasket. Rear. .031" Paper – 1963–1965 Panhead; 1966–1984 Shovelhead

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James Gaskets Cylinder Base Gasket. Rear. .031" Paper – 1963–1965 Panhead; 1966–1984 Shovelhead Rear gasket. .031" thick fiber reinforced paper. Fi...

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£22.86
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£23.18
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James Gaskets Cylinder Base Gasket. Front. .031" Paper – 1963–1965 Panhead; 1966–1984 Shovelhead

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James Gaskets Cylinder Base Gasket. Front. .031" Paper – 1963–1965 Panhead; 1966–1984 Shovelhead Front gasket. .031" thick fiber reinforced paper. ...

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£22.86
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£98.48 - £98.48
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James Gaskets Pushrod Cover Large Lower Seal. Cork – 1948–1965 Panhead; 66-E79 Shovelhead

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James Gaskets Pushrod Cover Large Lower Seal. Cork – 1948–1965 Panhead; 66-E79 Shovelhead 4 used. OEM style cork material. Large lower seal. OEM re...

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£99.23
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£13.20
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James Gaskets Gasket Brush – Universal

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James Gaskets Gasket Brush – Universal Stainless steel brush with plastic handle. 18cm overall length. Fitment Universal Product Details Brand: J...

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James Gaskets Oil Pump Side Mount Gasket – 1960–1973 G; GE Servi-Cars

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James Gaskets Oil Pump Side Mount Gasket – 1960–1973 G; GE Servi-Cars Paper. OEM replacement reference 26244-60. Fitment 60-73 G; GE Servi-Cars (NU...

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£19.43
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£19.16
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James Gaskets Oil Pump Cover Plate to Body Gasket. Paper – 41-E50 E; EL; FL; FLH OHV Models

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James Gaskets Oil Pump Cover Plate to Body Gasket. Paper – 41-E50 E; EL; FL; FLH OHV Models Governor rotor / rotator fitted. OEM replacement refere...

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£19.16
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£94.83 - £94.83
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James Gaskets Gasket Primary Cover. .031" Paper – 65-E82 4-Speed Big Twin

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James Gaskets Gasket Primary Cover. .031" Paper – 65-E82 4-Speed Big Twin .031" fiber reinforced paper. 8-hole. OEM replacement reference 60540-65A...

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£20.51
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£20.22
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James Gaskets Oil Pump Bottom Mount Gasket. Paper – 1937–1973 45" Flatheads W; WL; WLA; G…

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James Gaskets Oil Pump Bottom Mount Gasket. Paper – 1937–1973 45" Flatheads W; WL; WLA; G… Fiber reinforced paper. OEM replacement reference 26246-...

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£20.22
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£23.18
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James Gaskets Oil Pump Side Mount Gasket. Paper – 1937–1959 45" Flathead W; WL; WLA; G…

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James Gaskets Oil Pump Side Mount Gasket. Paper – 1937–1959 45" Flathead W; WL; WLA; G… Fiber reinforced paper. OEM replacement reference 26244-37 ...

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£23.18
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£22.86
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£15.53
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James Gaskets Oil Pump Relief Valve Plug Washer – 54-E78 & L1978–1980 Big Twin

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James Gaskets Oil Pump Relief Valve Plug Washer – 54-E78 & L1978–1980 Big Twin 1 used. Washer is made of felt. OEM replacement reference 26231-...

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£15.31
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£47.94 - £47.94
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James Gaskets Gasket Cam Cover .020" Paper – 1936–1948 74" & 80" Flathead

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James Gaskets Gasket Cam Cover .020" Paper – 1936–1948 74" & 80" Flathead .020" thick fiber reinforced paper. OEM replacement reference 25227-3...

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£48.30
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£9.38
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James Gaskets James Seal, Rocker Cover Oil Lines – 1966–1984 Big Twin; 1957–1985 XL…

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James Gaskets James Seal, Rocker Cover Oil Lines – 1966–1984 Big Twin; 1957–1985 XL… Replacement oil seals only. OEM replacement reference 63529-57...

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£8.93
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James Gaskets Cam Cover Gasket. .020" Paper – 1937–1973 45" (750cc) Flathead

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James Gaskets Cam Cover Gasket. .020" Paper – 1937–1973 45" (750cc) Flathead .020" thick fiber reinforced paper. OEM replacement reference 25226-37...

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£48.30
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James Gaskets Gasket Cam Cover. .020" Paper – 1936–1940 E; EL Knucklehead

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James Gaskets Gasket Cam Cover. .020" Paper – 1936–1940 E; EL Knucklehead .020" thick paper. Cam gear cover gasket. OEM replacement reference 25225...

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James Gaskets Gasket Cam Cover. .031" Paper – 1952–1981 K; XL Sportster

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James Gaskets Gasket Cam Cover. .031" Paper – 1952–1981 K; XL Sportster .031" thick fiber reinforced paper. OEM replacement reference 25224-52; 252...

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£40.04
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£20.92
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£20.63
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James Gaskets Cork Seal Check Valve – 1952–1965 Panhead

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James Gaskets Cork Seal Check Valve – 1952–1965 Panhead Used in the crankcase for the check valve body that fits around the tappet oil screen. Fitm...

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£20.63
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£7.82
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James Gaskets O-ring Rocker/Pushrod/Kickstart Shaft/Oil Defl. Plate – 1966–1984 Big Twin; 1957–1985 XL…

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James Gaskets O-ring Rocker/Pushrod/Kickstart Shaft/Oil Defl. Plate – 1966–1984 Big Twin; 1957–1985 XL… O-ring. Multiple applications. OEM replacem...

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£7.44
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£12.53
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£12.36
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James Gaskets Breather Pipe Gasket Cam Cover. .031" Paper – 1937–1973 45" (750cc) Flathead…

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James Gaskets Breather Pipe Gasket Cam Cover. .031" Paper – 1937–1973 45" (750cc) Flathead… .031" thick fiber reinforced paper. OEM replacement ref...

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£12.53
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£12.36
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£13.66
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£13.47
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James Gaskets Tappet Block Gaskets – 1936–1947 Knucklehead

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James Gaskets Tappet Block Gaskets – 1936–1947 Knucklehead Fits front & rear tappet guides. OEM replacement reference 18632-36 (237-36). Fitmen...

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£13.47
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£15.55
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£15.34
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James Gaskets Tappet Block Gasket. FR/RR – 1930–1973 45" Flathead; 1937–1948 74"…

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James Gaskets Tappet Block Gasket. FR/RR – 1930–1973 45" Flathead; 1937–1948 74"… OEM replacement reference 18631-30 and 237-30. Fitment 30-73 45" ...

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£15.34
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£18.10
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James Gaskets Valve Spring Cover Washer – 1926–1973 45"/74"/80" Flathead

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James Gaskets Valve Spring Cover Washer – 1926–1973 45"/74"/80" Flathead Vulcanized fiber washer. OEM replacement reference 18630-26; 176-26. Fitme...

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£17.85
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£18.09
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James Gaskets Valve Guide Gasket. .045" Paper/Steel Core – 1936–1947 Knucklehead

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James Gaskets Valve Guide Gasket. .045" Paper/Steel Core – 1936–1947 Knucklehead .045" thick paper on a steel core. OEM replacement reference 18265...

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£17.84
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£31.04
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James Gaskets Valve Spring Cover Seal – 1929–1968 45" Flathead; 1937–1940 74"…

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James Gaskets Valve Spring Cover Seal – 1929–1968 45" Flathead; 1937–1940 74"… Rubber. Flat o-ring seal. OEM replacement reference 18260-29 / 175-2...

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