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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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£7.53
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James Gaskets Brass Seal Washers. Oil Pump Body Plug – L1950–1986 Big Twin

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James Gaskets Brass Seal Washers. Oil Pump Body Plug – L1950–1986 Big Twin OEM replacement reference 6377. Fitment L50-86 Big Twin (NU) Product Det...

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James Gaskets Brass Seal Washers – Brake Grease Fitting Rear: 1961–1978 XL…

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James Gaskets Brass Seal Washers – Brake Grease Fitting Rear: 1961–1978 XL… Various applications. OEM replacement reference 6156. Fitment Brake gre...

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James Gaskets Camshaft Seal. Double Lip. Rubber OD – Camshaft: 1970–1999 Big Twin; S&S…

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James Gaskets Camshaft Seal. Double Lip. Rubber OD – Camshaft: 1970–1999 Big Twin; S&S… Double lip. Rubber OD. OEM replacement reference 83162-...

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James Gaskets Camshaft Oil Seal. Metal OD – Camshaft: 1970–1999 Big Twin; S&S…

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James Gaskets Camshaft Oil Seal. Metal OD – Camshaft: 1970–1999 Big Twin; S&S… Single lip. OEM replacement reference 83162-51. Fitment Camshaft...

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£25.22
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James Gaskets Quad Oil Seal Transmission Mainshaft Bearing – L1984–2006 5-Speed Big Twin; 1991–2005…

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James Gaskets Quad Oil Seal Transmission Mainshaft Bearing – L1984–2006 5-Speed Big Twin; 1991–2005… Small quad-ring oil seal. OEM replacement refe...

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James Gaskets Battery Pad. Bottom – 1973–1986 FXE (Electric Start); 84-E85…

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James Gaskets Battery Pad. Bottom – 1973–1986 FXE (Electric Start); 84-E85… Dimensions 6.5" (16.5cm) X 3.875" (9.8cm). 3/16" (4.8mm) thick weather ...

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James Gaskets Gasket Magneto Cap – 1955–1956 K Model; 1958–1969 XLCH…

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James Gaskets Gasket Magneto Cap – 1955–1956 K Model; 1958–1969 XLCH… Fits all H-D; Joe Hunt and Morris magnetos. OEM replacement reference 29550-5...

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James Gaskets O-ring. Oversize – 1966–1984 Big Twin; 1957–1985 XL…

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James Gaskets O-ring. Oversize – 1966–1984 Big Twin; 1957–1985 XL… Oversized O-ring seal for use in problem situations. Oversized replacement for J...

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James Gaskets Quad Seal Pushrod Cover. Large Lower – L1979–1984 Shovel

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James Gaskets Quad Seal Pushrod Cover. Large Lower – L1979–1984 Shovel Quad rubber seal. OEM reference 11133A. Fitment L79-84 Shovel (NU) Product D...

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James Gaskets Quad Seal Pushrod Cover. Upper – L1979–1984 Shovelhead

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James Gaskets Quad Seal Pushrod Cover. Upper – L1979–1984 Shovelhead 4 used. Small upper. OEM replacement reference 11118. Fitment L79-84 Shovelhea...

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James Gaskets O-ring Filler Cap Primary / Swingarm – L1978–1990 XL Sportster : Primary Oil…

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James Gaskets O-ring Filler Cap Primary / Swingarm – L1978–1990 XL Sportster : Primary Oil… Multi-application. OEM replacement reference 11139. Fit...

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James Gaskets O-ring Starter Housing – 1989–2007 Big Twin; 1981–2007 XL…

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James Gaskets O-ring Starter Housing – 1989–2007 Big Twin; 1981–2007 XL… OEM replacement reference 11116. Fitment 89-07 Big Twin; 81-07 XL Sportste...

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James Gaskets Oil Seal, Transmission Mainshaft. Rubber OD – L1984–1989 XL Sportster

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James Gaskets Oil Seal, Transmission Mainshaft. Rubber OD – L1984–1989 XL Sportster Double lip. OEM replacement reference 12049. Fitment L84-89 XL ...

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£20.22
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£35.64
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James Gaskets Gasket Transmission Top Cover. .031" Paper – 2000–2006 Big Twin

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James Gaskets Gasket Transmission Top Cover. .031" Paper – 2000–2006 Big Twin .031" fiber reinforced paper with a silicone bead. OEM replacement re...

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£19.73
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James Gaskets Gasket Fuel Filter / Gas Strainer. Cork – 1932–1965 H-D OHV & Flathead. With…

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James Gaskets Gasket Fuel Filter / Gas Strainer. Cork – 1932–1965 H-D OHV & Flathead. With… OEM replacement reference 62270-32 Fitment 32-65 H-...

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James Gaskets Gasket Float Bowl to Carb. Linkert – 1929–1957 45" Flathead; 1952–1956 K; KH…

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James Gaskets Gasket Float Bowl to Carb. Linkert – 1929–1957 45" Flathead; 1952–1956 K; KH… .031" fiber reinforced paper. OEM replacement reference...

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£16.69
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£35.63
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James Gaskets Gasket Transmission Top Cover. Paper/Silicone – 1986–1999 Big Twin

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James Gaskets Gasket Transmission Top Cover. Paper/Silicone – 1986–1999 Big Twin .031" fiber reinforced paper with a silicone bead. OEM replacement...

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£35.13
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James Gaskets Gasket Transmission Oil Pan. .031" Paper/Silicone – 1999–2017 Dyna

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James Gaskets Gasket Transmission Oil Pan. .031" Paper/Silicone – 1999–2017 Dyna .031" fiber reinforced paper with a silicone bead. OEM replacement...

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£68.14
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£34.24
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James Gaskets Gasket Set Cylinder Base 3-5/8" Big Bore. .040" Paper – 1963–1984 Big Twin with 3-5/8" Big Bore…

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James Gaskets Gasket Set Cylinder Base 3-5/8" Big Bore. .040" Paper – 1963–1984 Big Twin with 3-5/8" Big Bore… .040" fiber reinforced paper with st...

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£33.77
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£28.84
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James Gaskets Transmission Bearing Housing Gasket. Paper/Silicone – 1999–2006 Big Twin

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James Gaskets Transmission Bearing Housing Gasket. Paper/Silicone – 1999–2006 Big Twin .031" fiber reinforced paper with a silicone bead. OEM repla...

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£28.44
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James Gaskets Air Cleaner Housing to Filter Element Gasket. Paper – 1999–2001 FLT/Touring with…

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James Gaskets Air Cleaner Housing to Filter Element Gasket. Paper – 1999–2001 FLT/Touring with… .062" thick paper. Used between the air filter back...

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James Gaskets Throttle Body to Air Cleaner Housing Gasket – 1999–2001 Twin Cam Delphi Fuel Injected…

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James Gaskets Throttle Body to Air Cleaner Housing Gasket – 1999–2001 Twin Cam Delphi Fuel Injected… .055" paper. Induction module to air cleaner b...

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James Gaskets Fuel Injector O-ring. Center – 1995–2001 FLT/Touring with Magneti…

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James Gaskets Fuel Injector O-ring. Center – 1995–2001 FLT/Touring with Magneti… 2 used. OEM replacement reference 27244-95. Fitment 95-01 FLT/Tour...

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James Gaskets Fuel Injector O-ring. Upper – 1995–2001 FLT/Touring with Magneti…

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James Gaskets Fuel Injector O-ring. Upper – 1995–2001 FLT/Touring with Magneti… 2 used. OEM replacement reference 27237-95. Fitment 95-01 FLT/Touri...

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