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HARLEY 18mm Doering Spark Plug Set Fits VL 1930-1936, RL 1930-1936, J 1926-1929, W 1937-1947,

HARLEY 18mm Doering Spark Plug Set Fits VL 1930-1936, RL 1930-1936, J 1926-1929, W 1937-1947,

Regular price $61.59
Sale price $61.59 Regular price $68.89
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Hurry up! Only 3 items in stock.

Expected delivery date:
16 Sep Orders ship in 3-4 business days
Mfg/Brand: V-Twin

SKU:49-0878

Harley Model / Year Fitment: VL 1930-1936, RL 1930-1936, J 1926-1929, W 1937-1947, U 1937-1948, G 1936-1947, JD 1924-1930,
Large hex original design for air cooled engines #3 heat range terminal nuts and seal washers included.
Includes top ventilated brass collars for cooling as original Doering design! Terminal nut is not removable. Plug set has a round feeler gauge. Spark plugs have a 18mm thread and the large hex measures 1-3/8 inch which is perfect for early restoration and riding. Set is for use with 1924 Harley models that require 7/8 inch thread spark plug. *NOTE: Sold as a pair. *NOTE: Fits early Knuckleheads that can accept the 1-3/8 inch large hex. *NOTE: Air cooled spark plug set features a nickel plated full size hex. Full size hex is for single and twin flat heads For IOE types with space for the large hex. Doering Spark Plug Company was founded in Brooklyn NY in 1918 making plugs for tractors. In the later years they made plugs for automotive applications for motors that burned an excessive amount of oil. They are manufactured to the original standards of that era but not in Brooklyn any longer.
MFG Part #: 77376
Technote: Set gap at .025inch. *NOTE: Some head fins must be clearanced to accept the early large hex 1-3/8inch plugs.
Dimensions:
Replaces OEM: 36-11
Made in: TAIWAN
Available Replacement Components / Related Part #s : 49-0980 , 49-0880 , 32-1231 , 16-1387
NOTE: Part installation instructions are not provided unless a link is shown below: