Bonneville America Forums Forums Technical Forums Performance Mods Nology Spark Silver Spark Plugs

So I went ahead and ordered two sets. One for my bike and one for Laurie's bike. She still has the stock coils on her bike, so I'm more curious to what difference they make on her bike.

Here in Oregon we use that E-10 garbage gas year round, so we probably need the best/most spark we can get.