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Welcome to Trev Deeley Motorcycles, Canada's original Harley-Davidson dealership, proudly serving There are inexpensive Harley-Davidson upgrades you can do right if pipes, air cleaner and tuning aren't in the budget I have 5 In this video you will learn pro tips on how to read a spark plug in your Harley Davidson.
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Best Spark Plug Wires for Harley Davidson featured in this Video: 1 . New 10.4mm 10mm Spark Plug Wire Sportser 1200 spark plugs-crossreference | Harley Davidson Forums To test the ignition coil ground the spark plug and see if there is spark. If not then remove the kill switch and see if there is spark.
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