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boost and power on stock motor?

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Old Jan 19, 2006 | 03:35 PM
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Default boost and power on stock motor?

How much boost and how much power is reasonably safe to run on a stock ls1?
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Old Jan 19, 2006 | 03:52 PM
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varies. 6-8lbs, 500-550rwhp
some people get lucky and run 10lbs+/600rwhp with no problems. some dont.
detonation is what usually kills the motors.

if you can drop the compression ratio a full point and run meth, that will significantly reduce your chances of extreme motor ouchieness.
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Old Jan 19, 2006 | 05:15 PM
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Search!
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Old Jan 19, 2006 | 05:43 PM
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I've been running 9-11 lbs for two years on a stock bottom-end. Anywhere from 500-600 rwhp.

Mark
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Old Jan 19, 2006 | 05:45 PM
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I wish someone would ask this question every week!
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Old Jan 19, 2006 | 07:42 PM
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An ATI ProCharger at 8 psi on an LS1 engine that has headers and an exhaust, will generally add 140 rwhp extra on top of the same combination minus the supercharger. 8 psi will put it at 440 to 450 rwhp on my Mustang Chassis Dyno. This is a very safe set-up provided you have a have a good tune. You can get away with an extra 50 rwhp, but I see 500 rwhp as the overall safe limit for the customer to have a good dependable engine. I have one customer whose engine and it's stock bottom end has been at 575 rwhp for several years. I have no idea why it's still together, and he doesn't either... Bob
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Old Jan 19, 2006 | 08:01 PM
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Originally Posted by Zombie
I wish someone would ask this question every week!
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