Spark Plug Preference
#2
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Have had excellent luck with ngk v power over the last 20 years 11-1,10.5-1 and 9.5-1 compression BBC's, also run them in my supercharged seadoos and canam atv's
i run 7's mostly unless the plug reads hot or fouls
i run 7's mostly unless the plug reads hot or fouls
Last edited by Wobble; 08-08-2018 at 10:17 AM.