detonation IS a high frequency. The easiest way to tell if thats it is pull all the plugs and study them closely-Detonation will show small black specks all over the ceramic.
Could be-bad injector, cam sensor, ecu firing plug to soon, yadayadayada.
Post up pics of the plug and ill tell you whatsagoinon.
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Thats right fools,
2 Prostockers this year
