James Gasket Kits for Engines: Big Twin Flathead U 1936-1948

Gasket by James Gaskets; for Cylinder base; fits 61 cui/1000 cc 1924-1929, 74 cui/1200 cc 1921-1929, Knucklehead 1936-1947, Sidevalve Big Twin 1937-1948; rubberized steel with silicone seal; replaces OEM HD 46-21, and 16774-21; gross weight: 40 g

Gasket by James Gaskets; for Cylinder head; fits V-models 1936, U-models 1936-1948; copper; replaces OEM HD 16769-36; gross weight: 35 g

Gasket by James Gaskets; for Cylinder base; fits 61 cui/1000 cc 1924-1929, 74 cui/1200 cc 1921-1929, Knucklehead 1936-1947, Sidevalve Big Twin 1937-1948; paper; replaces OEM HD 46-21, and 16774-21; gross weight: 10 g

Gasket by James Gaskets; for Valve guide; fits Big Twin Flatheads 1936-1948, 45 cui/750cc 1938-1973; paper; position: top; replaces OEM HD 167-38, and 18198-38; gross weight: 1 g

Gasket by James Gaskets; for Upper valve spring cover; fits Big Twin Flathead 1939-1948; cork; replaces OEM HD 173-39A, and 18245-39; gross weight: 10 g

Gasket by James Gaskets; for Lower valve spring cover / Retainer; fits Big Twin Flathead 1939-1948; cork; replaces OEM HD 18257-39; gross weight: 10 g

Gasket by James Gaskets; for Retainer / Tappet guide; fits Big Twin Flathead 1939-1948; paper; replaces OEM HD 176-26, and 18259-39; gross weight: 10 g

Gasket by James Gaskets; for Lower valve spring cover / Tappet guide; fits 45 cui/750cc 1936-1973; fiber; position: bottom; replaces OEM HD 18630-26; gross weight: 1 g

Gasket by James Gaskets; for Tappet guide; fits 45 cui/750cc 1937-1973, Big Twin Flathead 1937-1948; paper; replaces OEM HD 18631-30; gross weight: 10 g

Gasket by James Gaskets; for crankcase breather pipe; fits Big Twin Flatheads 1937-1948, 45 cui/750cc 1937-1973; paper; replaces OEM HD 24921-37; gross weight: 10 g

Gasket by James Gaskets; for Oil screen; fits 45 cui/750cc 1957→, Sportster 1957-1976; cork; replaces OEM HD 24978-57; gross weight: 10 g

Gasket by James Gaskets; for Gear cover; fits Sidevalve Big Twin 1937-1948; paper; 0.75 mm thick; replaces OEM HD 25227-37; gross weight: 10 g

Gasket by James Gaskets; for Oil pump; fits Side Valve Big Twin 1937-1948, 45 cui/750cc 1937-1959, exc. K models; feed; paper; replaces OEM HD 26244-37; gross weight: 2 g

Gasket by James Gaskets; for Oil pump; fits Side Valve Big Twin 1937-1948, 45 cui/750cc 1937-1973, exc. K models; scavenge; paper; replaces OEM HD 26246-37; gross weight: 1 g

Seal washer by James Gaskets; for Nut / Float bowl; fits Twins 1928→; copper; ID x OD: 19.3 x 25.3 mm, 2.3 mm thick ; replaces OEM HD 27376-28; gross weight: 2 g

Gasket by James Gaskets; for Float bowl; fits OHV Big Twin 1936-1965; paper; replaces OEM HD 27391-36; gross weight: 2 g

Gasket by James Gaskets; for Butterfly carburetor / Manifold; for Schebler DLX and 1-1/4” Linkert carburetors and manifolds; fits IOE 74” 1921-1923, all IOE and Sidevalves 1924-1958, Knucklehead 1936-1939; paper; Ø 40 mm; replaces OEM HD 27410-39, 1121-21, and 1121-39; gross weight: 1 g

Gasket by James Gaskets; for 32E Type Generator 6V; on crankcase flange; paper; replaces OEM HD 30143-30; gross weight: 2 g

Gasket by James Gaskets; for Shaft / Ignition system; fits 45 cui/750cc 1937-1973, Big Twin Flathead 1937-1948, K and Sportster 1952-1964; paper; replaces OEM HD 32522-37; gross weight: 1 g