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LS3 Cam Recommendations Needed

Old Feb 20, 2010 | 06:06 PM
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Default LS3 Cam Recommendations Needed

OK, I'm posting this here because folks in the C6 section know more about the LS3 than people in the C5 section...

I am about to put an LS3 in my C5 Corvette and want to put a cam in the motor before installation. Here's the details on the car...

Stock LS3 motor with...
Fast 102mm LS3 intake
Nick Williams 102mm Throttle Body
LG Pro Headers
A4 Automatic Transmission (BUILT)
3.73 Rear End Ratio (BUILT)

... and here's how I use the car...

50+ Autocross days per year (16-20 events with 3 drivers).
6,000 street miles.

I want the car to be comfortable when I drive around town, but be a beast on the Auto-X course. Would like to see somewhere in the 420 RWHP range. More would be great, but don't want to sacrifice drivabililty.

So, what am I looking at for a cam? Specific suggestions?

Reply
Old Feb 20, 2010 | 07:16 PM
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Originally Posted by doje
OK, I'm posting this here because folks in the C6 section know more about the LS3 than people in the C5 section...

I am about to put an LS3 in my C5 Corvette and want to put a cam in the motor before installation. Here's the details on the car...

Stock LS3 motor with...
Fast 102mm LS3 intake
Nick Williams 102mm Throttle Body
LG Pro Headers
A4 Automatic Transmission (BUILT)
3.73 Rear End Ratio (BUILT)

... and here's how I use the car...

50+ Autocross days per year (16-20 events with 3 drivers).
6,000 street miles.

I want the car to be comfortable when I drive around town, but be a beast on the Auto-X course. Would like to see somewhere in the 420 RWHP range. More would be great, but don't want to sacrifice drivabililty.

So, what am I looking at for a cam? Specific suggestions?

You might have to detune a little to hold it to 420. I'd talk to a pro that has had sucess in the realm you're about to dive into. My uneducated guess would start with something in the upper 220's on the intake with a little more on the exhaust. .600+ on both sides on a 114 to 115LSA. That would make good power and behave.
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Old Feb 21, 2010 | 10:14 AM
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Will you have the stock stall?
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Old Feb 21, 2010 | 12:07 PM
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Originally Posted by SpinMonster
Will you have the stock stall?
I am still debating. I will probably put in a brand new stock (1200) stall (160k miles on the old one). The other option is the "Mike Mercury Method" which is the Astro Van Stall that gives you a very mild 1800 stall.
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Old Feb 22, 2010 | 12:20 AM
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Stock stall, 2800, or 3200 then you should check out our Stinger Cam. We have had great results with LS1,2, & 3 with it. It drives great, runs hard at the track, and has gobs of torque. It is a 224/232 113 Camshaft. I did a huge post on the cam the other day. We can also custom design one for you, but I think the Stinger would get you exactly what you are looking for. Give me a call and I can answer any questions you may have.

Shawn
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Old Feb 22, 2010 | 11:11 PM
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Originally Posted by doje
OK, I'm posting this here because folks in the C6 section know more about the LS3 than people in the C5 section...

I am about to put an LS3 in my C5 Corvette and want to put a cam in the motor before installation. Here's the details on the car...

Stock LS3 motor with...
Fast 102mm LS3 intake
Nick Williams 102mm Throttle Body
LG Pro Headers
A4 Automatic Transmission (BUILT)
3.73 Rear End Ratio (BUILT)

... and here's how I use the car...

50+ Autocross days per year (16-20 events with 3 drivers).
6,000 street miles.

I want the car to be comfortable when I drive around town, but be a beast on the Auto-X course. Would like to see somewhere in the 420 RWHP range. More would be great, but don't want to sacrifice drivabililty.

So, what am I looking at for a cam? Specific suggestions?


Check out our Demonator cam. It runs great for everyday drivabiity, will not make your auto run like a race car and yet you'll be able to run between 11.0 and 10.80's if you like.
http://www.theair-charger.com/dcamkit.html and check out the video.

If you want something more tame, the Bully cam will fit the bill. It has a very wide LSA, it provides a very flat torque curve and it drives like a stocker...NO BS

Here is a dyno graph of a 2008 A6 LS3 with the Bully cam, American racing w/cats, Killer Bee and Vette-Air scoop and 160* stat with tuning...that's it!
http://www.theair-charger.com/sbucamspkit.html

Thanks,
Carlos
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Old Feb 22, 2010 | 11:18 PM
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I am a cam only car and ran a 11.04 at 126mph, definitely has a 10.xx in it. Could not be happier!

P.S. this is the Demonator in a LS2!
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Old Feb 24, 2010 | 10:25 PM
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Originally Posted by Mikeg4572


I am a cam only car and ran a 11.04 at 126mph, definitely has a 10.xx in it. Could not be happier!

P.S. this is the Demonator in a LS2!


YEP

Thanks,
Carlos
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Old Feb 24, 2010 | 11:19 PM
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Originally Posted by Myhardtop
Check out our Demonator cam. It runs great for everyday drivabiity, will not make your auto run like a race car and yet you'll be able to run between 11.0 and 10.80's if you like.
http://www.theair-charger.com/dcamkit.html and check out the video.

If you want something more tame, the Bully cam will fit the bill. It has a very wide LSA, it provides a very flat torque curve and it drives like a stocker...NO BS

Here is a dyno graph of a 2008 A6 LS3 with the Bully cam, American racing w/cats, Killer Bee and Vette-Air scoop and 160* stat with tuning...that's it!
http://www.theair-charger.com/sbucamspkit.html

Thanks,
Carlos
PM me more details on the cam. Your website has nothing. Need actual specs if I'm going to consider it.
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Old Feb 25, 2010 | 02:51 PM
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Originally Posted by doje
PM me more details on the cam. Your website has nothing. Need actual specs if I'm going to consider it.

Amigo,

If you don't mind, please feel free to call me direct and I can discuss all details with you and perhaps add a couple of other suggestions.

Thanks,
Carlos
(214) 491-8314
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