Help me pick a mild cam for my GTO
#1
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Looking for some recomendations, if anybody has used any of these or another cam not listed in a mild application, list it up.
I want a pretty close to stock Idle, with very very minimal lope.
Mods for the car are as follows
HP tuners
CAI
Ported Throttle body
Possible torque converter
Possible exhaust from manifolds back, no longtubes.
Underdrive pulley
Here are the choices so far.
THUNDER RACING
99-214/220-115-2 Thunder Racing Custom "Old Man" Camshaft - 214/220 .600/.523 115 LSA This is the perfect cam for someone looking for a stock range power band and stock sounding idle. Significant horsepower gains throughout the RPM range. No computer tuning required. Due to the fast ramp rate of this camshaft, the use of 1.8 rockers is not recommended.
COMP CAMS
XR265HR - Hydraulic roller - Great LS6 replacement camshaft. Very wide power range, good drivability and excellent responce. Operating range: 1400 to 6700 - Cam specs: 212/218 @.050 - .558/.563 w 1.7 rocker - 115 LSA
VINCI HIGH PERFORMANCE
062
DUR @ .004" 272*/280*
DUR @ .050" 210*/218*
LIFT .551 / .551
OVERLAP 52*
LSA 112*
SAME AS ASP-KICKER WITH HIGHER LIFT "ASP-KICKER 2"
STREET / STRIP CAM - HIGH LIFT
POWER RANGE 1900 TO 6000
TUNING & STALL CONVERTER DESIRED
CRISP THROTTLE RESPONSE - LOADS OF "TORQUE"
" DRIVE - INN " IDLE
I want a pretty close to stock Idle, with very very minimal lope.
Mods for the car are as follows
HP tuners
CAI
Ported Throttle body
Possible torque converter
Possible exhaust from manifolds back, no longtubes.
Underdrive pulley
Here are the choices so far.
THUNDER RACING
99-214/220-115-2 Thunder Racing Custom "Old Man" Camshaft - 214/220 .600/.523 115 LSA This is the perfect cam for someone looking for a stock range power band and stock sounding idle. Significant horsepower gains throughout the RPM range. No computer tuning required. Due to the fast ramp rate of this camshaft, the use of 1.8 rockers is not recommended.
COMP CAMS
XR265HR - Hydraulic roller - Great LS6 replacement camshaft. Very wide power range, good drivability and excellent responce. Operating range: 1400 to 6700 - Cam specs: 212/218 @.050 - .558/.563 w 1.7 rocker - 115 LSA
VINCI HIGH PERFORMANCE
062
DUR @ .004" 272*/280*
DUR @ .050" 210*/218*
LIFT .551 / .551
OVERLAP 52*
LSA 112*
SAME AS ASP-KICKER WITH HIGHER LIFT "ASP-KICKER 2"
STREET / STRIP CAM - HIGH LIFT
POWER RANGE 1900 TO 6000
TUNING & STALL CONVERTER DESIRED
CRISP THROTTLE RESPONSE - LOADS OF "TORQUE"
" DRIVE - INN " IDLE
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[QUOTE=94bamf]Looking for some recomendations, if anybody has used any of these or another cam not listed in a mild application, list it up.
I want a pretty close to stock Idle, with very very minimal lope.
Mods for the car are as follows
HP tuners
CAI
Ported Throttle body
Possible torque converter
Possible exhaust from manifolds back, no longtubes.
Underdrive pulley
I'd go w/ NONE OF THE ABOVE.
First, figure out what your goals are. Completely. Get a cam that's appropriate for whichever torque converter you get. Do the 2 together, otherwise you may well chnage cams after the 'verter install....
I want a pretty close to stock Idle, with very very minimal lope.
Mods for the car are as follows
HP tuners
CAI
Ported Throttle body
Possible torque converter
Possible exhaust from manifolds back, no longtubes.
Underdrive pulley
I'd go w/ NONE OF THE ABOVE.
First, figure out what your goals are. Completely. Get a cam that's appropriate for whichever torque converter you get. Do the 2 together, otherwise you may well chnage cams after the 'verter install....
#3
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Originally Posted by SSINFUL
I'd go w/ NONE OF THE ABOVE.
First, figure out what your goals are. Completely. Get a cam that's appropriate for whichever torque converter you get. Do the 2 together, otherwise you may well chnage cams after the 'verter install....
I want a cam that will work with the stock Converter, but will also function well with a mild 3000-3500 stall.
So basically lots of midrange torque with a better top end pull, and very little lope. This car needs to make more torque because of the weight. I would love to do longtubes, but I have the same warranty issue, and certainly a cost issue, being the headers are $900 bare minimum.
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Any aftermarket cam you put in there is going to void the engine warranty. An exception to this might be if you have the dealer shop install a GM cam, like an LS6 cam or maybe even a GM hot cam, but get this in writting before you have them do it.
If I were you, I would just blow off the warranty and put a TR224 114 LSA cam in there. That one will give you the midrange power you want. And consider a set of long tube headers, they will really help any cam produce better midrange power.
If I were you, I would just blow off the warranty and put a TR224 114 LSA cam in there. That one will give you the midrange power you want. And consider a set of long tube headers, they will really help any cam produce better midrange power.
Last edited by Cal; 02-03-2005 at 10:10 PM.
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I have the XR265hr with ported exhaust manifolds and TB. Also 918 springs and hardend pushrods. On a 2002 LS1/M6 in a 89 camaro. I have TPI breather and a restrictive exhaust system. Both are holding me back. anyway here's my dyno results. It idles smooth and power comes on strong over 3 grand.
Last edited by 89rsragtop; 02-03-2005 at 04:02 PM.
#7
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Originally Posted by Cal
Any aftermarket cam you put in there is going to void the engine warranty. An exception to this might be if you have the dealer shop install a GM cam, like an LS6 cam or maybe even a GM hot cam, but get this in writting before you have them do it.
If I were you, I would just blow off the warranty and put a TR224 114 LSA cam in there. That one will give you the midrange power you want. And considider a set of long tube headers, they will really help any cam produce better midrange power.
If I were you, I would just blow off the warranty and put a TR224 114 LSA cam in there. That one will give you the midrange power you want. And considider a set of long tube headers, they will really help any cam produce better midrange power.
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If the price drops some on long tubes, I might consider them......
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#8
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Originally Posted by 89rsragtop
I have the XR265hr with ported exhaust manifolds and TB. Also 918 springs and hardend pushrods. On a 2002 LS1/M6 in a 89 camaro. I have TPI breather and a restrictive exhaust system. Both are holding me back. anyway here's my dyno results. It idles smooth and power comes on strong over 3 grand.
Is that a before and after the cam dyno numbers?
How is the low end(1500-3000rpm) compared to the stock cam?
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Originally Posted by luv2spd
Maybe something like the TR220 on a 114? I don't think it would have much lope especially if you keep the stock exhaust and just add a cutout.
You might look at the LPE GT2-3 for a dead stock idle. I doubt the dealer could detect a GT2-3 with out pulling the cam or checking your valve springs.
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www.vincihighperformance.com Boss II put in my 04 C5 A4 with pp ls6 style heads, crane 1.8 rocker kit with springs, ti retainers and hardened pushrods, crane dual roller billet chain, dynatech ss headers with cats,crossover and magnaflow exhaust. with crane tune, car idles at 650
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Originally Posted by 94bamf
Is that a before and after the cam dyno numbers?
How is the low end(1500-3000rpm) compared to the stock cam?
How is the low end(1500-3000rpm) compared to the stock cam?
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Originally Posted by equandt
While the TR220 114 doesn't lope, it definately does not idle like stock either. Listen to my Z and then listen to my GTO, there is no comparision. A dealer will know I am cammed. Yes, I am tuned.
You might look at the LPE GT2-3 for a dead stock idle. I doubt the dealer could detect a GT2-3 with out pulling the cam or checking your valve springs.
You might look at the LPE GT2-3 for a dead stock idle. I doubt the dealer could detect a GT2-3 with out pulling the cam or checking your valve springs.
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Got the GT2-3 and love it awesome idle, pulls real good about 3500 on and has a ton of torque from idle. Get the kit with springs and all for 399 I think! Im selling mine, look for " FS " on the posts. Great cam, youd never know its there. Made 65hp on the dyno at the flywheel on a 5.3 with headers.