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wjfk32 wjfk32 is offline
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Join Date: May 2008
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Started with NGK-V Power-7-R5671A-7 Gapped at .035...Worked will in the beginning-started missing and one of the plugs-porcelain cracked.

Tried (1-step colder than the ngks) Denso-U Groove W24ESR-U- Gap stock out of the box- .028-.030.
Best plug so far for me.

Old 07-11-2011, 04:40 AM
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