Thread: 2.4 Liter racing engine
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Walt Fricke Walt Fricke is offline
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Join Date: May 2004
Location: Boulder, Colorado
Posts: 7,275
I'd start cold and go hotter until I didn't like what the plug looked like. I use NGKs, so the Bosch system doesn't mean as much to me any more.
Old 10-15-2012, 11:02 PM
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