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T-Rex or custom grind???

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Old 04-13-2010, 03:39 AM
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Originally Posted by orangeapeel
So you take my quote from that stock heads thread and I will take your quote from this one. Well said!
You have a deal!
Old 04-13-2010, 12:15 PM
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Im still leaning t-rex. Anyone else have any input?
Old 04-13-2010, 02:03 PM
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Originally Posted by lemons12
Horrible advice.. If someone doesn't have the ***** to DD a car with a TREX/MS4/Etc along with the supporting bolt ons (410s or lower, 4000 converter or bigger, etc etc etc) then that cam is not for them.
Ever wonder why there are ton of big cam cars out there that get drug by MUCH MUCH smaller cam cars? That is the reason. People put these huge cams in and try to make it street friendly with a 3500 converter/373s/ls6 intake for money purposes/etc etc etc and it just destroys the setup. Where as a bit smaller cam you can go with those things and it is a perfect setup, making it faster.
This is a max effort cam, if you don't want to go max effort then pick another cam.. There is no arguing that.
Horribe advice, I'm just saying if this is a daily driver, you're gonna hate the street manners with the 4.30 gears in the auto. That's fine if it's a track car. Hell, my auto has 4.10's and I'm at 2800 rpms at 75 mph. I barely get to the 1/4 mile in 3rd gear with 27's. If it's an all out race car, then yes, go for the 4.30's.
Old 04-13-2010, 02:11 PM
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Originally Posted by 00MaroonZ28
Horribe advice, I'm just saying if this is a daily driver, you're gonna hate the street manners with the 4.30 gears in the auto. That's fine if it's a track car. Hell, my auto has 4.10's and I'm at 2800 rpms at 75 mph. I barely get to the 1/4 mile in 3rd gear with 27's. If it's an all out race car, then yes, go for the 4.30's.
I already have 4:30's this post is for cam suggestions based on my current setup. 4:30 gears, 4k stall, quite a bit of weight reduction, 28 inch tall tires, etc.
Old 04-13-2010, 03:23 PM
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Contact ed curtis I am running his AZPS02 (custom grind) and it is great for the set up u have I am also running a 100 shot soon to move up to a 150. my sig shows you what a H/C combo can do with that cam. DA of 4165 at 2500 feet altitude and a conservative tune on 91 octane.

I am going to run the 1/4 here soon since the N2O install (100 shot only) and I can pm you the results.

AI stage I 243s
American Racing headers/straight pipes
90/90
3.42
rpm stage IV 4L60E
vigi 3400 stall
dr's
shifting at 6800

Last edited by 02*C5; 04-13-2010 at 03:29 PM.
Old 04-13-2010, 03:54 PM
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Originally Posted by Nitroused383
I'd go with the EPS 236/248 cam on a 110 LSA. Will have more bottom than a trex and rev higher.
I've tuned a head / trex m6 gto, I know how they run. Im guessing you only want to hear what you want to hear though.
Old 04-13-2010, 05:32 PM
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im no expert what so ever but i have the t-rex in my daily driver and like it. I have Kooks LT, ORY with dumps, 4.10 gears and a full spool. My car is an M6 though so im not sure of the difference in gearing compared to an auto car. My car made ok power with the mods listed and it was 98 deg in the dyno room "if that even matters". just my two cents.
Old 04-13-2010, 05:35 PM
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Originally Posted by 00MaroonZ28
Horribe advice, I'm just saying if this is a daily driver, you're gonna hate the street manners with the 4.30 gears in the auto. That's fine if it's a track car. Hell, my auto has 4.10's and I'm at 2800 rpms at 75 mph. I barely get to the 1/4 mile in 3rd gear with 27's. If it's an all out race car, then yes, go for the 4.30's.
Yes, horrible advice. Nothing personal just a comment.

Instead of giving that advice you should have gave another cam selection. Like I said, that is the main and number one reason we see so many poorly setup max effort cam setups.
I DD this for the longest time because I wasn't about to have an Ms4 car that didn't run what it should have.. (It would bitch slap most DD cars, and I mean truly DD, every single day rain or shine)
MS4
PRC stg 1 ls6
ported FAST setup
LTs xpipe 1 chambers before axle
410s (I had 26" tires so didn't need the lower gears)
4400 converter
2950#s
etc etc

It was kind of a pain to DD but I didn't mind it so much because the car ran hard.
Old 04-13-2010, 05:42 PM
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Some of these cam specs look real nice! U got a tough decision to make benny. Well besides the fact that you will hate your 4.30s i guess....
Old 04-13-2010, 05:46 PM
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i am good friends with Geoff at EPS and even he will tell you that he has grinds that have better drivabilaty and perform better then the Trex and he designed them all for THunder.

Give EPS a call
Old 04-13-2010, 06:36 PM
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Originally Posted by 02*C5
Contact ed curtis I am running his AZPS02 (custom grind) and it is great for the set up u have I am also running a 100 shot soon to move up to a 150. my sig shows you what a H/C combo can do with that cam. DA of 4165 at 2500 feet altitude and a conservative tune on 91 octane.

I am going to run the 1/4 here soon since the N2O install (100 shot only) and I can pm you the results.

AI stage I 243s
American Racing headers/straight pipes
90/90
3.42
rpm stage IV 4L60E
vigi 3400 stall
dr's
shifting at 6800
This cam is very good yes, especially for a street car, but if you are building a track only car OP, I would look at the 03 cam instead. It is what I am running, and a FAST set up with the 4.30 gears would do WORK in the 1/4.
Old 04-13-2010, 06:42 PM
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i have a trex with a big shot and i DD it all day errr day.

pulls like a frieght train, i rev mine to 7100 or 7000.

let me knw if u got some questions, im on stock 241s btw.
Old 04-13-2010, 06:47 PM
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Originally Posted by AznMuscle
This cam is very good yes, especially for a street car, but if you are building a track only car OP, I would look at the 03 cam instead. It is what I am running, and a FAST set up with the 4.30 gears would do WORK in the 1/4.
The 03 is a very good track cam but it is very hard to dial in for an automatic. I know the guy who actually came up with the cam specs for it and he really advised me against it and mine is not really a daily driver unless my bike or my mustang are down...at the same time...which has happened LOL.
Old 04-13-2010, 06:52 PM
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Carlos...this is Kyle. 3klipse. I know about the 03 cam lol. But the OP is building a track car, not a real street car. If he is thinking about a Trex, he might as go with the 03 or any other large cam on the market.
Old 04-13-2010, 07:13 PM
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Originally Posted by AznMuscle
Carlos...this is Kyle. 3klipse. I know about the 03 cam lol. But the OP is building a track car, not a real street car. If he is thinking about a Trex, he might as go with the 03 or any other large cam on the market.
haha lol dint know it was u so u know my bike is at the mechanic hahaha. Fair enough.
Old 04-13-2010, 07:20 PM
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Haha. But yea, the 02 can make good power. You and this guy up here in Phoenix Joe prove that.
Old 04-14-2010, 01:02 AM
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I will have to contact EPS and ed curtis... sounds like a couple good sources for good info
Old 04-14-2010, 08:57 AM
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Originally Posted by '91firebirdformula
Some of these cam specs look real nice! U got a tough decision to make benny. Well besides the fact that you will hate your 4.30s i guess....
for sure...
Old 04-14-2010, 02:58 PM
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I would also look at the Polluter Cam with the TFS heads. I think Tick Performance sells a package of those heads with the cam. Or maybe look at the reverse split cams that PredZ has been talking about (check his huge thread) and see if that might be something you set up might enjoy.
Old 04-14-2010, 07:04 PM
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He is wanting to spray sometime, shouldnt he stay from a reverse split? They suit N/A cars better right?



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