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abit off center
Join Date: Feb 2002
Location: At the Airport Kentwood, MI
Posts: 7,311
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We always use the 12mm plugs for the second and use a very small relief, one cc or less may be about right, then if you take off 3 to 5 thou off the sealing surface it may be about a wash.
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Craig
G2Performance
Twinplug, head work, case savers, rockers arms, etc.
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