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What intake for 440ci LS7? Experts inside please....

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Old 12-24-2009, 09:50 PM
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Default What intake for 440ci LS7? Experts inside please....

Needing info for a intake purchase really soon. Engine is a fully forged 440ci warhawk with All pro cnc heads flowing 400+. Solid roller setup, up to 8k rpm flow needed. Factory style efi, so no carb style setup's. What would you all suggest? Pretty much sold on fast 102 setup and port match to heads but wanted to post and checkout here first before making the final call. Lemme know what ya think, thanks and Merry Christmas everyone
Old 12-26-2009, 04:58 PM
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I have been doing alot of research lately and have just about come to the conclusion the only "real" intake for this combo is a custom sheet metal from Beck or Cary's. Is this a fair conclusion? Also, what gains could be expected from a stock ls7 to a custom sheet metal? Thanks Nate
Old 12-26-2009, 06:29 PM
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How about the Kinsler?

http://www.lateral-g.net/forums/showthread.php4?t=12291
Old 12-26-2009, 06:38 PM
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Originally Posted by lsengineguy
Very nice, but not looking to spend $7k-$10k on a a setup!!! Likely half of that for hopefully the same performance or close. Also, need a air filter provisin and most ITB setups I have looked at dont have one so that almost completly rules them out if the cost didnt already. thanks for the input though
Old 12-26-2009, 06:40 PM
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Yes for the bigger cube solid roller a Beck or the cast single plane intake from Carey is the way to go. No way I would go with a ported FAST for that motor, not that the FAST isn't a good intake it's just that with the solid roller set up the shorter runners and large plenum of the Beck is just a better choice. Runners are a bit longer on the Carey's but the single plane design and lack of a larger plenum area make it a great choice as well.
If it were me and hood clearance wasn't an issue I would go with the Carey's and a carb style throttle body. The FAST is better suited to a hydraulic set up because of the longer runners.
Old 12-26-2009, 07:01 PM
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Hood clearance is an issue and carb setup is out of the question so it sounds like Beck is probably the right choice for me and my combo. Now to find the right deal on a good, used piece to save some coin. Any power gain thoughts on this setup from a stock unported ls7 and t/b to a Becks sheetmetal and 110/115 t.b.? Is 50rw being far fetched?
Old 12-26-2009, 09:16 PM
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A good solid roller set up thru a Beck over a stock piece may well pick up 50rwhp but even if it only pics up 10rwhp, if it carries it out another 800-1000 rpms it will be way worth it.
Old 12-26-2009, 09:25 PM
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Do a search, i posted a thread on my 440...
Old 12-26-2009, 10:10 PM
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Originally Posted by Gordon0652
Do a search, i posted a thread on my 440...
yes sir, found alot of usefull info on that thread. BTW, what kind of oiling upgrades need to be done? I know I have heard talk of pumping the pan dry at high rpm's. So what needs to be done to address this? Is running a 1 or 2 more qts safe or does it need further help? Just wanna take advantage of as much possible if this combo, shooting for 700rw n/a on ms109
Old 12-26-2009, 10:46 PM
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marcella intakes he makes the baddest **** on the planet. This is also what phil runs on his LS based radial mustang on the board.

http://marcellamanifolds.net/
Old 12-27-2009, 12:47 AM
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Check out the below LS1Tech.com thread about a 440CI intake. There are all kinds of options discussed.
https://ls1tech.com/forums/generatio...old-440-a.html

Last edited by Gregory; 12-27-2009 at 01:31 AM.
Old 12-29-2009, 11:35 AM
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Originally Posted by nitrous_nate
yes sir, found alot of usefull info on that thread. BTW, what kind of oiling upgrades need to be done? I know I have heard talk of pumping the pan dry at high rpm's. So what needs to be done to address this? Is running a 1 or 2 more qts safe or does it need further help? Just wanna take advantage of as much possible if this combo, shooting for 700rw n/a on ms109
I have a wet stump pan with a Melling oil pump on my motor, i have the short crankshaft unlike the LS7 style crank which is longer to account for the two stage oil pump.

Originally Posted by Gregory
Check out the below LS1Tech.com thread about a 440CI intake. There are all kinds of options discussed.
https://ls1tech.com/forums/generatio...old-440-a.html
Thats what i was talking about.
Old 12-30-2009, 12:06 AM
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You might want to check out a two quart Accusump unit. http://accusump.com/
Give the guys a call, they have good answers for problems.


Originally Posted by Gordon0652
I have a wet stump pan with a Melling oil pump on my motor, i have the short crankshaft unlike the LS7 style crank which is longer to account for the two stage oil pump.



Thats what i was talking about.
Old 12-30-2009, 06:25 AM
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Just put a moroso pan on, the deeper sump and added capacity will solve the issue of sucking the pan dry.

Intake wise, beck or a marcella would get my vote, as long as you're heart is set on not running a carb style (not sure why) that's what you'll want to go with. If the motor is in an F body, cut the cowl so there's more room for the plenum on the back of the intake too, if you don't they'll have to choke down the back which is generally not a good idea for even breathing on all cyl's.
Old 01-01-2010, 12:58 AM
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I guess i should have stated a little earlier, this combo is in a 06 c6 z06. Thats why there is issues with a carb setup and several clearance concerns with the cowl and hood. I have given Beck a deposit to build a custom sheet metal intake for it now. I also have touched base with NW about a 105mm t/b for it since it will be a drive by wire setup also. Hopefully this combo will release the full potential of the motors breathing I will update with before/after dyno results when complete. thanks for the suggestions
Old 01-01-2010, 08:15 AM
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Vette does make a big difference... makes sense why you want to stay away from the carb type now. Good luck with it, you can certainly make plenty of power with a sheet metal, that's already been proven
Old 01-01-2010, 07:17 PM
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Originally Posted by JL ws-6
Just put a moroso pan on, the deeper sump and added capacity will solve the issue of sucking the pan dry.
Thats what i am using. Very nice piece!
Old 01-01-2010, 07:37 PM
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What do you all think about a Accusump oil accumulator for my application for a little added safety for the few seconds it will see 8k rpm? Would this be sufficent enough?
Old 01-02-2010, 06:46 PM
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I'm thinking about having this guy make me a set of valve covers and oil pan.

http://www.billetfab.com/index1.htm
Old 01-03-2010, 10:05 AM
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Accusump is never a bad idea. Not sure where it gets hooked into a factory block, that's a question for Kurt (formerly from w2w)


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