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Torquer 2 cam swapped for Patrick G cam results

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Old 05-10-2009, 05:20 PM
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Default Torquer 2 cam swapped for Patrick G cam results

I did the swap back in Febuary and am just now getting around to posting the results.

Old mods:
TSP 5.3 stage 2.5 heads
Torquer 2 cam 232/234 .595/.598 112 LSa
LS6 intake
SLP pulley
Stock head gasket
Pacesetter headers
3" exhaust into a magnaflow muffler
Lid with NO maf
LS7 clutch
9" rear with 4.11's

New mods: All above except for the following changes.
Patrick G cam 227/235 .614”/.621” 111LSA +2 advance
.040 cometic head gasket
STOCK PULLEY instead of SLP
Removed A/C system
LS7 lifters
ARP rod bolts

Now this cam took a LOT of tuning to get dialed in correctly but once it was there...

It's a lot of fun to drive now, it has a lot more low end torque that I always wished the T2 had. It looks like it picked up as much as 30wtq down low. The injecters are at about 94% now so time to upgrade.
Old 05-10-2009, 05:30 PM
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nice gains...curious why you went back to the stock balancer?
Old 05-10-2009, 05:58 PM
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why go back to stock pulley??
Old 05-10-2009, 06:25 PM
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Great gains across the whole board. Are those LSR lobes? What is the clearence on the PTV and how much are the heads milled? With those numbers and the mass of the LS7 clutch/flywheel, and the 9" with 4.10 gears, that car should really fly down the track.
Old 05-10-2009, 07:39 PM
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Solid gains under the curve. Yes, these are LSL lobes. This is a perfect example of how you can make more power with less duration. Bigger isn't always better. Have fun tearing up the track.
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2013 Corvette Grand Sport A6 LME forged 416, Greg Good ported TFS 255 LS3 heads, 222/242 .629"/.604" 121LSA Pat G blower cam, ARH 1 7/8" headers, ESC Novi 1500 Supercharger w/8 rib direct drive conversion, 747rwhp/709rwtq on 93 octane, 801rwhp/735rwtq on race fuel, 10.1 @ 147.25mph 1/4 mile, 174.7mph Half Mile.
2016 Corvette Z51 M7 Magnuson Heartbeat 2300 supercharger, TSP LT headers, Pat G tuned, 667rwhp, 662rwtq, 191mph TX Mile.
2009.5 Pontiac G8 GT 6.0L, A6, AFR 230v2 heads. 506rwhp/442rwtq. 11.413 @ 121.29mph 1/4 mile, 168.7mph TX Mile
2000 Pewter Ram Air Trans Am M6 heads/cam 508 rwhp/445 rwtq SAE, 183.092 TX Mile
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Old 05-10-2009, 09:29 PM
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nice results...
Old 05-10-2009, 10:01 PM
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Thanks guys, I should mention the drivability too, it's a lot better than the T2. Before if I had it in 6th going less than ~1400 rpms it would start surging like a ****! Now it's nice and smooth at 1100 rpms. Thanks Patrick, this cam really turned out great!

Small story for the balancer... It was a bitch to get back off and when I went to put it back on it was terrible and started stripping out my crank threads, so in desperation I tried the stocker and it went on easy so I didn't want to try my luck.
Old 05-10-2009, 10:03 PM
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Also this graph isn't the best pull we had, there was one more that made 420/397 but he printed the wrong one off. No biggie but still... And for those who didn't catch it, the red line is the T2 and the blue is the new cam.
Old 05-10-2009, 10:40 PM
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From time to time, I hear problems about UDP's, IMO having the stocker on there isn't much of a difference but it is insurance that you aren't goign to have a problem in the near future. Congrats on the mod that netted you gain across the whole board and gave you better driveability then before, sounds liek money well invested.
Old 05-10-2009, 10:58 PM
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Originally Posted by Patrick G
Solid gains under the curve. Yes, these are LSL lobes. This is a perfect example of how you can make more power with less duration. Bigger isn't always better. Have fun tearing up the track.


Pat I was actually going to pm you and ask if you ahve played around with anything close to these specs lately. I had a conversation with someone about a highlift 228 cam and though about how a cam similiar to a 228 can on LSL lobes would work. It seems that the LSL lobes work great on the 8 degree split. Great work!
Old 05-11-2009, 03:06 AM
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Very nice gains, ammazing how the right VEs will work for you.
Old 05-11-2009, 04:53 AM
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Very nice gains over that T2 cam.
Old 05-11-2009, 08:29 AM
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Stout gains, I bet its a good kick in the pants down low verse before. I know when I went from the MS3 to a spec'd 230/236 xfi mine felt like I added a 50 hit below 4k and it still carried out the power up top as good as the MS3.
Old 05-11-2009, 08:42 AM
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Sweet gains!
Old 05-11-2009, 08:56 AM
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my cam is a tad bit milder but very simmilar.. im wondering how you find the idle quality of the new setup?
Old 05-11-2009, 05:05 PM
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The idle quality is good, and the overall drivability is far superior.
Old 05-11-2009, 05:34 PM
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Originally Posted by Patrick G
Solid gains under the curve. Yes, these are LSL lobes. This is a perfect example of how you can make more power with less duration. Bigger isn't always better.
SACRILEDGE!!!!!!!

Go straight to LS1tech hell!!!!!

Good work!
Old 05-11-2009, 07:44 PM
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Awesome gains! Great torque numbers.
Old 05-12-2009, 12:32 AM
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Interesting. Which valve springs were used? Stock rockers? Did you measure pushrod length or use the same length as the T2 cam?
Old 05-12-2009, 07:18 AM
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That's VERY similar to the gains made going from the VRX3 to a custom FTI cam. I had the the same power curve but everything below my peak HP showed more HP/TQ.


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