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What's the weak point in my motor?

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Old Dec 7, 2008 | 01:53 AM
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Default What's the weak point in my motor?

LS1 block for turbo
Mahle forged pistons
Eagle H beams
Stock Crank
LS7 lifters
Hardened PRs
ARP Main and head studs

What is going to be the limit to how much power I can make?
And how much should this be able to support?
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Old Dec 7, 2008 | 10:27 AM
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its good combo i think ,but just one thing....why the Ls7 lifters?? if your going to spend lots of mony go for more relible parts i wouldnt name a company you need to search but i think ls7 lifter is not relible on high boost application .
i think you can go aroung 700-800 hp with no problem of course with good set of heads and lower compression .
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Old Dec 7, 2008 | 10:28 AM
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n/a or power add?
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Old Dec 7, 2008 | 09:40 PM
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Originally Posted by letsrunem
LS1 block for turbo
Mahle forged pistons
Eagle H beams
Stock Crank
LS7 lifters
Hardened PRs
ARP Main and head studs

What is going to be the limit to how much power I can make?
And how much should this be able to support?
Honestly if this is for a Turbo motor, I would have like to see you use a different piston, Diamond, JE, Wiesco, etc because of type of forging material, and upgraded crank maybe?
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Old Dec 8, 2008 | 12:22 AM
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I think the crank is fine unless he starts getting into big boost... but I do agree on the pistons. I went with Wisecos on my build.
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Old Dec 8, 2008 | 12:30 AM
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How are the Mahles on nitrous? Say a 250 shot?
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Old Dec 8, 2008 | 12:33 AM
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I too am wondering I have some of those same pistons I want to run a 200 shot
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Old Dec 8, 2008 | 02:34 AM
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Originally Posted by 99blancoSS
n/a or power add?
Turbo

Originally Posted by JPH
Honestly if this is for a Turbo motor, I would have like to see you use a different piston, Diamond, JE, Wiesco, etc because of type of forging material, and upgraded crank maybe?
My engine builder recommended this piston for me.

Originally Posted by gts500
its good combo i think ,but just one thing....why the Ls7 lifters?? if your going to spend lots of mony go for more relible parts i wouldnt name a company you need to search but i think ls7 lifter is not relible on high boost application .
i think you can go aroung 700-800 hp with no problem of course with good set of heads and lower compression .
I've heard a lot of good things about them, as well as people using them in higher horsepower builds. Why would boost make such a difference with these lifters as opposed to a super high lift cam? I have seen these used with some pretty large cams. I plan to run only an LS6 cam.

Originally Posted by djsanchez2
How are the Mahles on nitrous? Say a 250 shot?
Let's keep this on topic please.

So what would fail in the event of a boost spike? A meth kit will go on eventually. Say it runs out on high boost, what do I have to worry about?
Reply
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