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Let's talk about blower cams

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Old 07-19-2017, 06:34 PM
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White08
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Default Let's talk about blower cams

I'm going to swap out my custom grind cam soon for a blower cam. My current cam and the supercharger don't mix very well. Lots of surge. What blower cam do you have, mods, whp, etc? My current set up is V3 Ti trim with 3.6 pulley, custom cam, kooks headers and catted x pipe, slp cat back, and alky meth. I've looked at the Detoxx cam, btr blower cam, ecs big blower cam and tsp blower cams. Not set on any one cam yet. So any advice would be great.
Old 07-19-2017, 08:08 PM
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schpenxel
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St. Jude Donor '15

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Any of those will be fine, doesn't take a perfect cam to make power with FI setup.

I'm running 220/240, 0.598/0.598 and I think 117+3 in mine. I would have gone slightly more aggressive LSA if I were doing it over. Not much, but maybe another degree or so

Or get BTR or Pat G to spec one based on how aggressive you want it to be. Did it surge before the supercharger or just start after? It shouldn't be worse now with the SC, though won't really be better either

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Old 07-19-2017, 08:11 PM
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White08
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The cam didn't surge before the supercharger was on the car. I'm sure it's in the tune. The current cam is a 226/232 112lsa
Old 07-19-2017, 08:17 PM
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schpenxel
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Yeah, def tune then.. if you're otherwise happy with the cam then I wouldn't change it. Probably just needs some idle/min airflow adjustments. Extra drag from supercharger can screw with some of the idle settings.

Where are you located?

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Old 07-19-2017, 08:19 PM
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White08
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I'm in Wausau Wisconsin. I really like the detoxx cam from futral motorsports.
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Old 07-19-2017, 08:29 PM
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schpenxel
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Cool, go for it. Just make sure tuner knows what they are doing or you'll still have issues
Old 07-19-2017, 10:09 PM
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Blk 08 C6
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lsa little narrow.need to go wider 115 or more IMO.Look up stage2 blower cam from Arun@CCP.
Old 07-20-2017, 02:23 AM
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winters97gt
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Originally Posted by Blk 08 C6
lsa little narrow.need to go wider 115 or more IMO.Look up stage2 blower cam from Arun@CCP.
That's in the tune. My first of 4 vettes, I liked an aggressive, big lope cam. As I've got older, I'd rather have a blower cam, driving is much better. I spec'd my cam on my C6 and loved it, 232/244 118+4. Car ripped with 400 CI and just a T trim.
Old 07-20-2017, 12:28 PM
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Cam you have should drive fine, and the work/cost/effort to go to a different cam IMO would not be worth it, when your issues are with the tune, not the cam.

My current cam is 230/244ish on a 116 and love it. Drives amazing, zero issues. Pat G spec'd it, but it is almost identical to the Arun Jam Cam, or other popular blower cams.
Old 07-20-2017, 12:38 PM
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White08
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Originally Posted by Unreal
Cam you have should drive fine, and the work/cost/effort to go to a different cam IMO would not be worth it, when your issues are with the tune, not the cam.

My current cam is 230/244ish on a 116 and love it. Drives amazing, zero issues. Pat G spec'd it, but it is almost identical to the Arun Jam Cam, or other popular blower cams.
Im sure my current cam could be tuned better. But wouldn't a blower spec cam be better for my car?
Old 07-20-2017, 12:49 PM
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soldier4life
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A blower spec cam will work/run better than a N/A cam. But it's not impossible to run a N/A cam on a blower car.
Old 07-20-2017, 03:09 PM
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Better for what? To make 10hp more sure. Is that worth $700+, doubt it.

No reason to run a huge cam, or a mpg killing cam just for sound.
Old 07-20-2017, 03:54 PM
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Find you a blower cam with a little negative overlap. Easily tuned with perfect manners. It won't be so small as to cost you much power either. Let the blower make the power. The cam is just an add on to get more out of your rig. Don't let the cam dominate your Vette. It's possible to get really good power along with really good manners.

If I had kept my LS3 powered SS, I was going to put a 226/232 cam in it just like yours. Only difference was that I was going to use a 116LSA along with 3 degrees of advance. That takes it from a +5* overlap cam to a -3* overlap cam. 8* difference in the two which makes a fairly big difference in manners. The wider LSA cam will pull harder up top too. Might even give you a few more ponies.

I specced that one to work well n/a and also to be OK with boost. Compromise for sure. As the other guys mentioned, Pat G can spec you one exactly for what you're trying to do.
Old 07-20-2017, 07:02 PM
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Originally Posted by Unreal
Better for what? To make 10hp more sure. Is that worth $700+, doubt it.

No reason to run a huge cam, or a mpg killing cam just for sound.
This....
If you do enough reading you will find some people have swapped out their NA specd cams for blower cams and actually lost power, The cam you have is tunable to run perfectly without any driveability issues. Unless you just want a blower cam just because, your money is better spent elsewhere.
Old 07-20-2017, 10:35 PM
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I run Arun stage2 blower cam 226/238 600lift 115lsa on a ls3 A6 YSI kit here.
Old 07-21-2017, 12:03 AM
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Pat G spec'd my cam and it does exactly what I asked for. Great power, minimal lope, and idles like stock with an auto.
Old 07-21-2017, 12:12 AM
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The Detoxx cam I hear is great

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Old 07-21-2017, 05:44 AM
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Originally Posted by Detoxx03
The Detoxx cam I hear is great
Lol. It does sound amazing. Futral sent me a few vids of your car at idle.
Old 07-21-2017, 08:33 AM
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I'm sure the Detoxx cam, etc are all great, but what are you going to get for the cost?

It won't fix the surging, it may add a bit more top end, it may not. There are so many other areas to put the money than a new cam that will add more power/reliability/traction/etc.
Old 07-21-2017, 08:55 AM
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White08
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Originally Posted by Unreal
I'm sure the Detoxx cam, etc are all great, but what are you going to get for the cost?

It won't fix the surging, it may add a bit more top end, it may not. There are so many other areas to put the money than a new cam that will add more power/reliability/traction/etc.
I do all my own work. So labor is free. Bought the car with the cam already in it. Did all mods after that myself. I have no idea what springs, pushrods, lifters etc.... are in the car. So I'd like to change all that while I'm in there. I know a better tune would fix the surge. It was already tuned by a very reputable shop. But they seemed to rush the tune and kick me out the door.



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