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Old 02-08-2010, 11:24 PM
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Default Quick intake question

do regular LS1 corvettes come with an ls6 intake from the factory?
Old 02-08-2010, 11:30 PM
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Originally Posted by rio95cobra
do regular LS1 corvettes come with an ls6 intake from the factory?
not early years
Old 02-08-2010, 11:32 PM
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dang i dont know what year its coming off of. a guy on craigslist is selling one for 100 bucks, and theres no egr hookup near the opening, so im just assuming its an ls6. any other ways to tell? and what year did they start putting them on from the factory?
Old 02-08-2010, 11:36 PM
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Originally Posted by rio95cobra
dang i dont know what year its coming off of. a guy on craigslist is selling one for 100 bucks, and theres no egr hookup near the opening, so im just assuming its an ls6. any other ways to tell? and what year did they start putting them on from the factory?
a way to make sure is look at the floor of the intake. if its a dropped floor, its the LS6

as far as i remember, some LS1 intakes on vettes do not have the EGR port

not sure the exact year for a vette. ill look it up to make sure tho
Old 02-08-2010, 11:37 PM
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No LS1 Corvette ever had EGR, so none of them will have an EGR port (LS1 or LS6).
Old 02-08-2010, 11:41 PM
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http://atlanta.craigslist.org/nat/pts/1575987675.html

I cant tell if its a dropped floor or not. doesnt look like it tho. what do u think?
Old 02-08-2010, 11:48 PM
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LS1 intake man. i couldnt really tell if it had a dropped floor or not but something else i noticed gave it away.

LS6-and-later intakes have square ribbing between their intake ports, while the early intakes have "x" ribbing
Old 02-08-2010, 11:50 PM
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awesome man. thanks you just saved me 100 bucks lol
Old 02-08-2010, 11:50 PM
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Originally Posted by RPM WS6
No LS1 Corvette ever had EGR, so none of them will have an EGR port (LS1 or LS6).
thats what i figured but i couldnt remember for sure
Old 02-08-2010, 11:51 PM
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Originally Posted by rio95cobra
awesome man. thanks you just saved me 100 bucks lol
no prob man. glad i caught that so u didnt get ripped off
Old 02-09-2010, 12:06 AM
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yeah no ****! i woulda been like...... i dont feel a difference?? lol
Old 02-09-2010, 12:34 AM
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Originally Posted by rio95cobra
yeah no ****! i woulda been like...... i dont feel a difference?? lol
well, it will increase u a few HP of a difference but no seat-of-the-pants type difference
Old 02-09-2010, 01:39 AM
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Here you go...

Old 02-09-2010, 07:41 AM
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Originally Posted by 71-Camaro-98
Here you go...

LS6 (left)-square ribbing between intake ports. flat-dropped floor section

LS1 (right)-X ribbing between intake ports. curved, un-dropped floor section
Old 02-09-2010, 10:19 AM
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Originally Posted by rio95cobra
yeah no ****! i woulda been like...... i dont feel a difference?? lol
Originally Posted by nemss1
well, it will increase u a few HP of a difference but no seat-of-the-pants type difference


Even if you did get an LS6 intake, if the rest of your motor is stock you're not going to "feel" anything from it. The gain will be too small. Now, if you have a heads/cam setup already, you might notice the difference if your *** is very sensitive.
Old 02-09-2010, 10:57 AM
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Typically SOTP (Seat of the Pants) feel has to have a power change of at least 8% of what the car was making already and for most bolt ons its not enough. People often confuse SOTP w/ Throttle Response or it's their imagination. Also weather change can give people that thought too and to a smaller extent converter flash.

A good example is my 02 T/A, NON WS.6 Bone stock w/ 6 speed/10 bolt made 310 RWHP.

I added an SLP Flo Pac (smooth bellow, sheet metal duct, SLP Lid with their Blue Filter, and a seal for the intake gap.

The car then made 324 RWHP on the same dyno.

To be honest, I did not "feel" a difference. Felt about the same, but I knew it was making more. Based on what I learned working with Dynojet shops was that would have needed to make at least 335 RWHP before I could say that there was a difference.

Down the line I had added a 12 bolt (4.10's), VRX4 cam (228/230), Dynatech SuperMAXX kit w/ a Corsa and then a Dyno tune, its make 384 RWHP and I can say, there is a difference (gearing chng aside). That was a 20% Change.

Last edited by BlackScreaminMachine; 02-09-2010 at 11:03 AM.
Old 02-09-2010, 12:02 PM
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Originally Posted by RPM WS6


Even if you did get an LS6 intake, if the rest of your motor is stock you're not going to "feel" anything from it. The gain will be too small. Now, if you have a heads/cam setup already, you might notice the difference if your *** is very sensitive.
i wish my *** was sensitive to give me more peace of mind when i do mods




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