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Another 400rwhp+ cam only LS1!

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Old 12-05-2004, 09:03 PM
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Cool Another 400rwhp+ cam only LS1!

I finally got the SS to the dyno after the G5X2 install!

Bone stock with a MTI lid and K&N filter, I dynoed 305rwhp and 317rwtq.
I thought that was kinda low for having a lid and factory installed SLP dual-dual exhaust

Since then I have added:

Hooker LT's
Custom Y-pipe with Carsound cats
ASP pulley
G5X2 112 lsa
Crane duals
cut-out

This combo was good for 407rwhp and 368rwtq!
I gained 102rwhp and 51rwtq
This is through cats and with shitty California 91 octane.
This was with the cut-out open also.

What do you guys think of the 368rwtq? Is it a little low?
I thought it would be closer to 380rwtq.
I wasn't expecting anything over 400rwhp though.
I was actually hoping that I'd hit 400 rwhp.

How much rwhp do you guys think that I'm giving up with the cats?
Maybe 10rwhp?
The crane duals have 13000 miles on them.

I have the dyno graph but for some reason it cannot be uploaded to this thread.


Thanks

EDIT: I just thought of this, this dyno run was through a Fram paper filter also. I took out the K&N to clean it a couple of months ago, but haven't cleaned it yet. I don't think it makes to much of a difference anyway.

Last edited by 01_SuperSlow; 12-05-2004 at 11:47 PM.
Old 12-05-2004, 09:24 PM
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Work on getting that graph up.. that will tell us alot. The 36xrwtq is about 20 below where you should be to make 400rwhp cam only.
Old 12-05-2004, 10:17 PM
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Can anyone here host the dyno graph for me please?
Old 12-05-2004, 10:27 PM
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NICE gains!!!
Old 12-05-2004, 10:33 PM
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is the graph too big or wrong type?
Old 12-05-2004, 10:35 PM
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Originally Posted by 01_SuperSlow
Can anyone here host the dyno graph for me please?
i can, email it to me at layzie3@juno.com

did you also dyno w/ the cut out closed?
Old 12-05-2004, 10:51 PM
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Phoenix57:The dyno graph file is large unfortunately

jrp: Email sent, thanks bro.
I did not do a run with the cut-out closed.
Old 12-05-2004, 11:09 PM
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somethings way off, you dont hit 350rwtq until ~4700
Old 12-05-2004, 11:14 PM
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also whats your rev limiter set at?
Old 12-05-2004, 11:23 PM
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That is pretty odd how it dips at about 4250rpms and then climbs past 350rwtq, isn't it?

Want to take any wild guesses as to why that is?

I was told the afr was dead on at 12.8 from about 3k rpm to redline.
Old 12-05-2004, 11:26 PM
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rev limiter is set at 6800 rpms.

I shift at 6600.

I have no idea why they cut the graph at 6500 though.
I didn't notice it until I got home.
Old 12-06-2004, 11:51 AM
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somethign is seriously wrong there
Old 12-06-2004, 01:16 PM
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Originally Posted by 01_SuperSlow
That is pretty odd how it dips at about 4250rpms and then climbs past 350rwtq, isn't it?

Want to take any wild guesses as to why that is?
Almost seems like a pattern with big cams. Anybody else agree?
Old 12-06-2004, 07:57 PM
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Looks like a lack of timing in the midrange.Also it looks like you hit 395hp,the 400+ is the spike at the end.
Old 12-06-2004, 10:28 PM
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Originally Posted by Slowhawk
Looks like a lack of timing in the midrange.Also it looks like you hit 395hp,the 400+ is the spike at the end.

Good point.

This was a mail-order tune from LG btw.




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