18mm Doering Spark Plug Set

Description

These spark plugs are for the antique motorcycle enthusiast who enjoy riding. Spark plugs are air cooled with a heat range #3. Includes the brass top nuts which are used with earlier style terminals. Includes top ventilated brass collars for cooling as original Doering design! Terminal nut is removable. Plug set has a round feeler gauge. Spark plugs have a 18mm thread and the large hex measures 1-3/8 which is perfect for early restoration and riding. Set is for use with 1924 Harley models that require 7/8 thread spark plug. *NOTE: Sold as a pair. *NOTE: Air cooled spark plug
49-0880″ Replica air cooled spark plug with 7/8 thread for early model motors and includes sealing washers sealing gaskets brass terminal and brass removeable terminal nuts. Fits all 7/8 applications. Includes top ventilated brass collar for cooling as original Doering design! Terminal nut is removable. Original globe design of the 1930’s. Features a #3 heat range. Packaged in a gift box. *NOTE: 7/8 spark plugs fit 1923 and ealier singles and twins 1924-1947 use 18mm plugs. Best for Pre-1925 JD & F models. Doering plugs feature a nickel plated base with cooling holes as original de
49-0882″ Set includes four plastic rub bars installed and right and left side latches for saddlebag. 1930-1936 VL 1930-1936 RL 1926-1929 J 1937-1947 W 1937-1948 U 1936-1947 G 1924-1930 JD