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turbostar · 01-25-2013, 02:10 PM

From what you describe,it sounds like it may be pinging(pre-ignition). This could occur from too much ignition advance. You might try retarding the timing slightly to see if it goes away.

01-25-2013, 02:10 PM	#3
turbostar Registered User Join Date: Aug 2010 Location: Ruidoso NM Posts: 106	Re: Engine Rattling From what you describe,it sounds like it may be pinging(pre-ignition). This could occur from too much ignition advance. You might try retarding the timing slightly to see if it goes away.