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Blower Friendly Cam

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Old 02-21-2008, 10:06 PM
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I'm a newb so please correct me if I'm wrong but to me the GT2-3 cam looks more aggressive then the GT7 cam...
and better for FI
Old 02-21-2008, 10:07 PM
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does anyone have any resources or links where I can find dynographs for the power curves on different cams?
Old 02-21-2008, 10:59 PM
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Originally Posted by Bouvs
does anyone have any resources or links where I can find dynographs for the power curves on different cams?
Here is my dyno with my GT2-3 cam. The dip in the power at the end is belt slip. If I could have kept going it would have made some more power.



This was on EPP's mustang dyno at 6.5psi. I have since upped it to 11psi but no dyno yet.
Old 02-22-2008, 06:48 PM
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Decide if you want much lope or next to none. If you don't want much that gt2-3 or the zo6 with similar specs will do you fine. If you want a bit more lope than a nice 114 lsa should work ok. If you don't want to be doing springs that often and to me often is less than 50,000 miles then would think you should stay with not much more than about 560 or 570 lift. And no splits also seem to work fine on superchargers. Quite a few guys were running similar cams to my b1 from mt1 in blower and nitrous cars with good results.Specs of it are 221/221/558/558/114lsa. This cam will have a bit of lope nothing excessive.

You will find everyone has an opinion about turbo and blower cams.
Old 02-22-2008, 09:16 PM
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hey spade would you mind sharing your specs on your heads and what type of s/c you have?


Thanks Al, but thats exactly what I'm looking for, a wide spectrum of opinions
Old 02-22-2008, 09:20 PM
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Hey no problem that is what the big boards are good for.
Old 02-22-2008, 09:24 PM
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I have epp's blower cam in my d1sc trans am, and it sounds really good and makes good power with good idle qualities. I am glad i went with it.
Old 02-22-2008, 10:28 PM
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Originally Posted by Bouvs
hey spade would you mind sharing your specs on your heads and what type of s/c you have?


Thanks Al, but thats exactly what I'm looking for, a wide spectrum of opinions
Heres all the major mods:
LS6 intake
ATI super damper (underdrive pulley)
MAC headers/ORY with magnaflow muffler only
Moser 12bolt 3.73 gears
224/224 114 cam
Stock heads with Comp 918's and Titanium retainers
Procharger D1SC 8lbs give or take
HPtuners tuned
Old 02-23-2008, 09:35 AM
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Originally Posted by Bouvs
I'm a newb so please correct me if I'm wrong but to me the GT2-3 cam looks more aggressive then the GT7 cam...
and better for FI
No question that the GT23 works great with FI, but the weird thing is, if you check out the cams on LPE's site, it shows the GT7 as being more specific for blower/turbo apps than the GT23, even though the gt23 has higher lift.
Old 02-24-2008, 02:20 PM
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what could be the use of having the exhaust lift smaller then the intake lift on the GT7 blower cam... the duration is alot longer to make up for it so it still gets rid of exhaust more... is it to hold the power longer?
Old 02-25-2008, 09:04 AM
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Here is my old graph with the GT2-3. No meth at this time.
Attached Thumbnails Blower Friendly Cam-picture-613.jpg  
Old 02-25-2008, 08:38 PM
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was that with the D1... and at what boost were you putting in?
Old 02-25-2008, 08:47 PM
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i read on superchevy or gmhtp about the ls6 cam being the best ones for poweradders...cant remeber which one but i think they saw an extra 60 horses on a 427 motor or a 402 cant remember ...but its not the first time ive heard that
Old 02-26-2008, 06:43 AM
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Originally Posted by Bouvs
was that with the D1... and at what boost were you putting in?
D1 and #11
Old 02-27-2008, 09:02 AM
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Would you step away from these "small" cams for
a bigger motor supercharged? Guy I tune for has
blown up his 6.0 (bottom end) and is building a
L92, 427CI for the Silverado SS. Using a carb
intake & elbow, 100mm cable throttle conversion.
This is an "as much boost as possible, then spray"
setup, though I'd like it to not be a major drivability
ordeal once back together.

Anyone with big cubes and blower with a happy
story?



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