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Depends on what size ci. Originally they took a Champion #3 or #4, from Harley, and sometimes they used a #5, which is a "cooler" plug.
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∙ 15y ago
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What are the best spark plugs for a 1998 Harley-Davidson FXSTC?
Stock Harley plugs works as good as any.
Spark plug gap for 1973 harley Davidson?
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.
What is the difference between panhead knucklehead and shovelhead engines?
The top end of the engine, the part that houses the valves, spark plugs, etc. is called the heads. Harley Davidson designed the outside of their heads resembling a pan, a shovel or a knuckle , so Harley riders nicknamed them accordingly.
What is the proper spark plug setting for a 1998 harley Davidson sportster 1200?
Gap the plugs .038" to .043" and torque the plugs to 22 ft/lbs.
What is the spark plug gap for a 1998 harley Davidson road king?
.040"
Is there any advantage to replacing the standard Harley Davidson spark plug with the Harley Gold or Platinum plug in your 2006 Harley Street Glide?
I prefer Autolite plugs. Dyno shows them to add about 2 HP.
What is the spark plug gap for a 1999 H-D sportster?
The spark plug gap for a 1999 H-D (Harley Davidson) is .032 to .036. The actual gap depends on the brand of spark plugs.
How many spark plugs on a harley?
There are two spark plugs on a harley motor. Typically on the left hand side, 1 per cylinder.
What is the proper spark plug setting for a 1974 harley Davidson sportster?
If it's points or a Dyna S ignition you set the plugs at 28, other wise you set the plugs between 38 - 40
Why does your 2000 Harley Davidson have 4 spark plugs?
it has to do with your ignition system. must be t-storm heads off a buell both of which are dual fire ignition systems.
What is the spark plug gap for a 1989 harley Davidson flhtc?
40
What is the sparkplug gap setting for a 1996 harley Davidson 883 sportster?
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.
