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Re: High compression engine and pinging
Quote:
Originally Posted by bradh
If you get the total timing set and it still knocks try a cooler plug. If I'm not mistaken that's a .375 reach gasket type plug on 283 heads. A Champion RJ12YC should be in the ballpark.
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I have new AC Delco plugs in the engine. My cousin set the gap but he kept it modest.
Last edited by cppursell; 10-15-2010 at 03:56 AM.
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