Re: [DMCForum] Re: Eliminating pre-ignition

["Martin Gutkowski" <webmaster@xxxxxxxxxxxxxx>]

No mate, you RETARD the spark to eliminate knocking/pinking.

content22207 wrote:

>Yep -- that's how you do it. Pre-ignition caused by mixture exploding
>before a spark hits it. Can eliminate by reducing volatility of
>mixture (higher octane), lowering chamber temp (cooler plugs) or
>moving spark farther from TDC. Unfortunately last method also cuts
>down on power.
>
>Bill Robertson
>#5939
>
>  
>





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