point gap for a 1986 Harley flt class
With points, 25, with electronic ign, 40
If it's points or a Dyna S ignition you set the plugs at 28, other wise you set the plugs between 38 - 40
it has to do with your ignition system. must be t-storm heads off a buell both of which are dual fire ignition systems.
The suggested spark plug gap for a 1973 Harley Davidson is 0.040. It is the suggested gap for most of the spark plugs of that era.
.040"
If your 1993 Harley Davidson Ultra has no spark, it could be due to several issues. Common causes include a faulty ignition coil, bad spark plugs, or a malfunctioning ignition control module. Additionally, check the wiring and connections for any damage or corrosion, as these can interrupt the electrical flow. Lastly, ensure the battery is fully charged, as low voltage can also prevent the ignition system from functioning properly.
There an ignition light spark plug wire and you can find them for sale from J&P Cycles online or call them 1-800. also you can find them from many harley Davidson dealer ships
The recommended spark plug gap for a 1996 Harley Davidson 883 Sportster is .040. That is the most common gap for most Harley Davidson engines.
40
Stock Harley plugs works as good as any.
.040
35