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any GOOD Trex dynos?

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Old 02-06-2006, 12:35 PM
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I really don't care what mine put down! I just love the way it pulls to 7k in a hurry! It works well with my nitrous to
Old 02-06-2006, 02:06 PM
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Originally Posted by lilbuddy1587
No it wasn't actually. My point was to get it in everyones head that you cant just throw the t-rex in your car and dominate all and make 450rwhp. It takes so much more than people realize.
I do agree with you on that. Some people just don't know what is involved mod wise this cam along with the other bigger ones require, but the original poster (know's alot about these cars) was just looking for some dyno graphs of a well done T-Rex car.
Old 02-06-2006, 02:42 PM
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Originally Posted by lilbuddy1587
No it wasn't actually. My point was to get it in everyones head that you cant just throw the t-rex in your car and dominate all and make 450rwhp. It takes so much more than people realize.
Exactly. There are people who think if they make 450 hp they are gonna run 10.0s too. When my car was stock internal, it made 322 hp, and ran 11.40s all day long. There are many factors for a setup.

The TREX will make the most power on stock heads over any LG cam. That has been proven.
Old 02-06-2006, 09:04 PM
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Originally Posted by 4thGenCamaro
Exactly. There are people who think if they make 450 hp they are gonna run 10.0s too. When my car was stock internal, it made 322 hp, and ran 11.40s all day long. There are many factors for a setup.

The TREX will make the most power on stock heads over any LG cam. That has been proven.

I understand what you're saying as far as your first statement. Your second statement holds no grounds because frankly I dont care. I'm going with an EDC cam. So it doesn't hurt my feelings

Edit- BTW, I have seen both the g5x4 and the T-REX make 450rwhp on stock heads. So I'd say its a toss up.

Last edited by lilbuddy1587; 02-06-2006 at 09:10 PM.
Old 02-07-2006, 05:29 PM
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Originally Posted by lilbuddy1587
I understand what you're saying as far as your first statement. Your second statement holds no grounds because frankly I dont care. I'm going with an EDC cam. So it doesn't hurt my feelings

Edit- BTW, I have seen both the g5x4 and the T-REX make 450rwhp on stock heads. So I'd say its a toss up.

I thought you were gonna put in one of mikes' cams? or does he get it cut from EDC?
Old 02-07-2006, 06:02 PM
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Originally Posted by 2000 Tran Zam
I thought you were gonna put in one of mikes' cams? or does he get it cut from EDC?
One of mikes hopefully, but if he continues to stay as busy as he as seeing how its inhouse intall only I wont have any choice but to move on.
Old 02-07-2006, 06:22 PM
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Originally Posted by lilbuddy1587
No it wasn't actually. My point was to get it in everyones head that you cant just throw the t-rex in your car and dominate all and make 450rwhp. It takes so much more than people realize.

I agree, I raced a friend with a TRex cam, and I had the Z06 cam, only lost by 2 hundredths of a second. It could also be that he doesnt know how to drive? He also had 4.56 gears, and the track had back traction, so who knows... but the cam has failed to make me bow down to it yet.
Old 02-07-2006, 07:05 PM
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it appears to me that the t-rex is much less forgiving in terms of supporting bolt-ons than any other cam, probably because of the simple fact that it's so big. it seems that owners are very happy or very UNhappy. and it appears that the UNhappy people are the ones lacking a setup. i have been researching cams and setups for close to a year now, and i do believe that for a track-driven car, a better cam than the t-rex can be had. i won't experiment on my car, as i only have one short block at the current moment so i will end up with a custom grind cross between the x4 and t-rex, hopefully.

on a side note: t-rex
Old 02-08-2006, 06:26 AM
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I think that there is no secret to what makes the T-Rex work, but a few must do thing.
High RPM (shifting around 7,200rpm)
Gears (4.56) for m6 or converter (+4200) and gear for autos
Good spring to keep the valves under control with that large XER lobe and +7,000 rpm.
Free flowing Exhaust.
Lighter car as it has low TQ down low.

I will see how it works. I am in the process of going Darts/T-Rex and looking at every little detail to get the most out of my new set-up.

For help call Thunder Racing, they are extremely helpful
Old 02-08-2006, 01:59 PM
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Here is an old gragh of my A4 Trex dyno. It's an overlay comparison of the Trex and TR230. http://www.geocities.com/danwade@pac...ex-overlay.jpg. BTW, had I not let off early, it would of held peak to at least 7K RPM.

Dan
Old 02-08-2006, 05:19 PM
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Originally Posted by SlickVert
I think that there is no secret to what makes the T-Rex work, but a few must do thing.
High RPM (shifting around 7,200rpm)
Gears (4.56) for m6 or converter (+4200) and gear for autos
Good spring to keep the valves under control with that large XER lobe and +7,000 rpm.
Free flowing Exhaust.
Lighter car as it has low TQ down low
.

I will see how it works. I am in the process of going Darts/T-Rex and looking at every little detail to get the most out of my new set-up.

For help call Thunder Racing, they are extremely helpful

Old 02-08-2006, 06:11 PM
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slick vert: you're completely right, you just don't know how much

the reason why i asked for a good dyno was to get some real numbers and see just how crazy you gotta get with gearing with shiftpoints in order to actually take advantage of it.

turns out any going any shorter of absolutely ridiculous just doesn't do it with a cam that big.
once i have some more free time i'll try to demonstrate that unless you are willing to go that extra mile and get other parts matching the radical cam, you're better off with a much more tame and sane setup.
Old 02-08-2006, 06:14 PM
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sane cam choices are for daily drivers
Old 02-08-2006, 06:48 PM
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Originally Posted by DanZ28
Here is an old gragh of my A4 Trex dyno. It's an overlay comparison of the Trex and TR230. http://www.geocities.com/danwade@pac...ex-overlay.jpg. BTW, had I not let off early, it would of held peak to at least 7K RPM.

Dan
That's a very nice comparison, thanks for posting.

Josh
Old 02-09-2006, 02:58 AM
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So let me ask this then, if i wanted to get a TREX would it be a bad choice of a cam? I know that at the track i wont be getting the numbers i want unless i have higher gears 4.10+. I have never been to the track once and i have had my car for over 2 years. So would this cam be something i should look at considering the cam i am looking at is the MS3, and when i decide on the rear end it looks like i will be getting 4.30s. Also if i were to get the Rex and i wanted to spray what rear end gears will work great with it. Thanks
-Joel
Old 02-09-2006, 05:43 AM
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This is what A T-REX cam did im my H/C Z06 http://www.tamparacing.com/forums/gm...local-ls1.html
Old 02-09-2006, 02:36 PM
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Wow almost 500rwhp on a 346. Sweet numbers.
-Joel
Old 02-12-2006, 12:53 PM
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Does anyone have a graph of the TRAK cam from thunder? OR do you think a T-Rex would do me good? I want something that is bad on and of the bottle I have been thinking of this cam for a while. I really wont drive the car on the street alot I have the slowmaro and I am looking at a 96 lt4 vette.
Old 02-12-2006, 01:03 PM
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Are there any other guys running the trex with a set of ported heads>?

It always seems like the cam only guys are making the big numbers and the guys with heads arent gaining much over that. Any good graphs out there?
Old 02-12-2006, 01:05 PM
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Originally Posted by offaxis
Are there any other guys running the trex with a set of ported heads>?

It always seems like the cam only guys are making the big numbers and the guys with heads arent gaining much over that. Any good graphs out there?
sure, if you look only at peak numbers. start calculating the area under the curve and you'll see huge gains.




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