5.7 spark plug recommendations
07-04-2016, 08:13 AM
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5.7 spark plug recommendations
just wondering whats a good plug to run in my 5.7 vortec 9.5 compression its got a marine 270 cam rpm intake thunderbolt 4 ignition stainless marine exhaust
07-11-2016, 06:38 PM
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Ayuh,.... AC Delco, MR43LTS,...
07-13-2016, 07:30 PM
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