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Availability of Fully Dressed LS7 Heads?

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Old Oct 16, 2005 | 12:15 PM
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Default Availability of Fully Dressed LS7 Heads?

Anyone have information about estimated availabilty of a set of fully dressed LS7 heads from GM?

Thanks!
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Old Oct 16, 2005 | 05:42 PM
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They are available now CNC ported/machined without valves and springs. You'd be better off with aftermarket stuff anyway...the springs wont work with any decent size cam, and TI valves are a grand probably. My LS7 heads are due to be at my front door tomorrow, and I'm working on finding valves/springs. ET Performance is checking options out for me now.
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Old Oct 17, 2005 | 09:05 AM
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Greg, thanks for the information. Wonder if Ferrea is/will make valves for the LS7s... Guess if you want to pay the $$$ for custom applications?
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Old Oct 17, 2005 | 09:09 AM
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Not sure...but I'm on a mission right now to find them. I'll let you know. The Ti's I'm sure are just crazy.
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Old Oct 17, 2005 | 12:36 PM
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Remember, take some pics of those bad boys!
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Old Oct 17, 2005 | 01:38 PM
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I have taken pics.

http://12.203.3.3:6580/LS7Stuff/IMG_3701.JPG
http://12.203.3.3:6580/LS7Stuff/IMG_3702.JPG
http://12.203.3.3:6580/LS7Stuff/IMG_3703.JPG
http://12.203.3.3:6580/LS7Stuff/IMG_3704.JPG
http://12.203.3.3:6580/LS7Stuff/IMG_3705.JPG
http://12.203.3.3:6580/LS7Stuff/IMG_3706.JPG
http://12.203.3.3:6580/LS7Stuff/IMG_3707.JPG
http://12.203.3.3:6580/LS7Stuff/IMG_3708.JPG
http://12.203.3.3:6580/LS7Stuff/IMG_3709.JPG

My upload speed is only 300ish...does anyone have some fatter pipes they can borrow me?
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Old Oct 17, 2005 | 05:39 PM
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Greg ,

You could shrink those pics by 2/3 and really speed em up. If you send them to me I will shrink them and send them back.
Bruce
meltn@new.rr.com
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Old Oct 17, 2005 | 06:51 PM
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I shrunk them.
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Old Oct 17, 2005 | 07:17 PM
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Originally Posted by Greg Fell
They are available now CNC ported/machined without valves and springs. You'd be better off with aftermarket stuff anyway...the springs wont work with any decent size cam, and TI valves are a grand probably. My LS7 heads are due to be at my front door tomorrow, and I'm working on finding valves/springs. ET Performance is checking options out for me now.
what do you mean, the stock cam on a ls7 has .591" of lift, theoretically, the stock ls7 valve springs should support the same as 918's, unless your going to get some huge nastey cam im not thinking of like a trex or something custom
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Old Oct 17, 2005 | 09:07 PM
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What are you going to do about headers? Those exhaust ports arent round like they are on the LS1/6.
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Old Oct 17, 2005 | 11:25 PM
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Not sure...LG used their headers on them and got superb results. I have kooks 1 7/8 now.

I believe the LS6 heads have d shaped exhaust ports as well.

Last edited by Greg Fell; Oct 17, 2005 at 11:37 PM.
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