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CarPsyco84 · 01-08-2010

I would check the gap of your current plugs first... it should be somewhere in the .026"-.030" range. I worked on a gst one time that someone had put the NA plugs in there gapped at .046" It ran fine till it started making boost, then it would buck and miss bad.

01-08-2010	#14
CarPsyco84 Join Date: Jan 2005 Location: Coon Rapids Drives: 07' Z06, 16' Beta 300RR Posts: 804	Re: Upgrading from NGK BPR9ES from BPR6ES. I would check the gap of your current plugs first... it should be somewhere in the .026"-.030" range. I worked on a gst one time that someone had put the NA plugs in there gapped at .046" It ran fine till it started making boost, then it would buck and miss bad. __________________ -When in doubt, Moar RPM.