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Witch CP Piston??

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Old 11-03-2009, 06:50 PM
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Default Witch CP Piston??
I have seen two differient CP pistons. Strutted and non strutted. I dont know witch one to buy. I am looking to go up from 500 to 650 on race gas and I am changing my pistons. Laskeyracing sells both, and I have email evans tunnnig to see what they sell but I have not got a reply. http://www.laskeyracing.com/shop/cppistons.htm
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Old 11-03-2009, 07:23 PM
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Default Re: Witch CP Piston??
You want NON Strutted for High Boost Apps .
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Old 11-03-2009, 07:48 PM
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Default Re: Witch CP Piston??
What's the advantage of strutted?
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Old 11-03-2009, 08:22 PM
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Default Re: Witch CP Piston??
they are a braced lightweight piston.
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Old 11-03-2009, 08:43 PM
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Default Re: Witch CP Piston??
Yes it is a lighter piston mainly used in NA Engines
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Old 11-04-2009, 07:37 AM
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Default Re: Witch CP Piston??
Im sure this is a stupid question but why light weight in NA engines and not boost? I would think the lighter the better reguardless
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Old 11-04-2009, 08:55 AM
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Default Re: Witch CP Piston??
Lighter = less material = weaker

You have much higher cylinder pressures in a boosted engine. NA can shave weight without as much fear of breaking.
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Old 11-04-2009, 08:57 AM
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Default Re: Witch CP Piston??
I see, thanks. I didnt know how much weaker the lighter one would be
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