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Old 05-27-2010, 10:28 PM   #9320
Maxacceleration's Avatar
Joined: Oct 2009
Location: Wa
Oddometer: 2,224
Originally Posted by thistle66

Any input...anybody?

I don't mind the colour as long as I'm not feckign up the engine.
Funny you say that thistle. My EFI Scrambler keeps a nice golden color on my Arrow pipes.

My guess is different jetting makes for different exhaust temps.
Lean = hot (more color on the pipes?). How do your plugs read?

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