Spark plug

The stock Tomos spark plug is too long for my head. What number of spark plug do I need?

Re: Spark plug

For what Moped/engine?

Re: Spark plug

Downhill Harvey (OFMC) /

If your talking about a Hobbit, it's a NGK BP5-HS.

Re: Spark plug

I'm talking about on a a55. The spark plugs to long for the hi-comp head

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