Aluminium Heads and Compression Ratio
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Aluminium Heads and Compression Ratio
westsideford September 9th 2009, 1:08 am
Alright fellas.. Lets talk Compression Ratio and BTU loss. What about plazma coatings.. Floor is yours so offer some info..
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Re: Aluminium Heads and Compression Ratio
bruno September 9th 2009, 12:56 pm
i believe Dave Freelander and Adney Brown did an EMC engine last year that had everything coated ........ i will let Dave expand on that one .... i might be wrong though
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Re: Aluminium Heads and Compression Ratio
richter69 September 9th 2009, 1:03 pm
Just get some alum heads Les, anything besides pro comp will make good power........................... 
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Re: Aluminium Heads and Compression Ratio
dfree383 September 10th 2009, 10:14 pm
It all in how much cylinder pressure / dynamic compression you have, coatings do help but aren't absolutly necessary, this year it's 11.5:1 mechanical and so far everything is working fine
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