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TEA Stage 1.5 heads 216/220 CC results

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Old 01-17-2003, 11:03 AM
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Default TEA Stage 1.5 heads 216/220 CC results

Here is my C5 with all 'normal' boltons vs no change except a 216/220 525/532 114 comp cam vs adding the The TEA stage 1.5 (sorta, stage 1's with the 2.02 ferrea intake valve) 5.3 heads. The boltons and cam numbers were pretty well tuned and that was all I could get out of it. The head numbers are untuned with some KR resulting in 18-23 degrees of WOT timing, a/f was 12.1-12.5, all pulls are converter locked:

<img src="http://personalpages.tds.net/~kpevin/1241.jpg" alt=" - " />

Thats through cats and stock Z06 exhaust, I'm sure once I get some time to fool with it (snowing <img border="0" title="" alt="[Frown]" src="gr_sad.gif" /> ) I'll get near 400rwhp with the cats off. There is no doubt a larger cam will do better but this car sounds/drives like stock with a tiny lope with the idle at 800rpm - its my nice weather daily driver. Plus with the stock Ti exhaust its so quiet all you can hear in the car is the intake noise at WOT.

Nothing earth shattering but a nice, quiet, reliable combo and I dont fear broken valve springs. I went with 918s with such a small cam - should last forever and spent an extra few bucks on the intake valves. Oh yea, the car just turned 80,000 miles on the stock short block yesterday <img border="0" title="" alt="[Smile]" src="gr_stretch.gif" />

I spent a while at TEA and they have a nice operation going there. I have never seen a five axis CNC before - awesome. Spent an hour BSing with Brent and Brian and they are a couple of great people. I wont debate about who has the 'best' heads out there but I am pleased so far at the cost and performance of these heads.
Old 01-17-2003, 11:37 AM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

Nice #'s man, lots of potential left <img border="0" title="" alt="[Wink]" src="gr_images/icons/wink.gif" />
Old 01-17-2003, 01:19 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by ARTY99z:
<strong> Cant read the #s on the graph can you post them. Thanks </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">boltons 337rwhp/338tq
cam 357rwhp/357tq
heads 382rwhp/368tq (tq is a little low with only 18 degrees of timing at 4800rpm)
Old 01-17-2003, 02:08 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

There's a good 10-15rwhp still left in her if you get the A/F right and the timing up where it should be.

Good numbers for a vette drivetrain and an auto! <img border="0" alt="[cheers]" title="" src="graemlins/gr_cheers.gif" />
Old 01-17-2003, 03:28 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

Thanks, I like your choices. Im sure there is more in that package.
Old 01-17-2003, 04:19 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

I agree with Mark.. You have atleast 10 to 15rwhp left with just tuning. 400rwhp plus minus cats should be easy..
Old 01-17-2003, 05:00 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

That sounds like a great street package! Which track did you run the sc car at? Bristol?
Old 01-17-2003, 05:50 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

That my cam ! I am sure you will really love it with tuning.
It picked my car up a bunch.
Brent
Old 01-17-2003, 11:07 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by onfire:
<strong> That sounds like a great street package! Which track did you run the sc car at? Bristol? </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">I had the ATI car when I lived in Chicago, ran it at US41 and Union Grove. I just moved here in May..

The car has a bit more in it, I was in a hurry and had crap gas and the stock thermostat in the car but I just wanted to see what the heads picked up. I have unlimited access to a dynojet/wideband five minutes from my house so I dyno whenever I change something and/or when I'm bored. I shimmed the stock stat, lowered the fans, put some TR-6s in it plus changed the timing tables a bit and I'll try it again next week (minus cats). I love these LS1s <img border="0" alt="[cheers]" title="" src="graemlins/gr_cheers.gif" />
Old 01-18-2003, 12:03 AM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

Nice improvement. I like your setup. Your goals and numbers are similar to mine, although I have an M6 SS with shorties. <img border="0" title="" alt="[Wink]" src="gr_images/icons/wink.gif" />

Now you've got a street sleeper and can surprise some of the Z06 boyz. <img border="0" alt="[driving]" title="" src="graemlins/gr_driving3.gif" />
Old 01-18-2003, 12:16 AM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

Good power for a mild setup.I like the fact that it still runs and drives like a stocker.Well until you hit it. <img border="0" title="" alt="[Big Grin]" src="gr_grin.gif" />
Old 01-18-2003, 12:31 AM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by NastyC5:
<strong> Nice #'s man, lots of potential left <img border="0" title="" alt="[Wink]" src="gr_images/icons/wink.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">It will get better when I spend some time with it but its time to stop, all I wanted was to get the car in the 11s <img border="0" title="" alt="[Smile]" src="gr_stretch.gif" />
Old 01-18-2003, 12:32 AM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

Cant read the #s on the graph can you post them. Thanks
Old 01-18-2003, 10:23 AM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

Unless you milled the **** out of the heads or have nitrous, I wouldn't run TR6 plugs. There is nothing to gain if you have engine temps under control and the potential to loose a few HP.
Your knock issue is probably not heat related.
Old 01-18-2003, 10:45 AM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

That looks to be a very mild-mannered yet powerful combination. <img border="0" title="" alt="[Big Grin]" src="gr_grin.gif" /> <img border="0" alt="[cheers]" title="" src="graemlins/gr_cheers.gif" /> <img border="0" title="" alt="[Big Grin]" src="gr_grin.gif" />
Old 01-18-2003, 01:30 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

I am sure you will get the problems worked out. I would think it will be well into the 11's after seeing what it ran before cam and heads.
Old 01-19-2003, 12:44 AM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by Ragtop 99:
<strong> Unless you milled the **** out of the heads or have nitrous, I wouldn't run TR6 plugs. There is nothing to gain if you have engine temps under control and the potential to loose a few HP.
Your knock issue is probably not heat related. </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">One heat range plus shouldnt make any difference in output unless it fouls - which it wont on this car.. I left the TR6s in my camaro after I pulled the blower and the car still ran/dynod fine with them. After 5000 miles off n/a driving I was going to change them when I traded the car in but I pulled one and it looked fine and left them - I bet they are still in the car wherever it is <img border="0" title="" alt="[Smile]" src="gr_stretch.gif" /> While they may not help they sure wont hurt, and since I have 6 boxes of them here I have to use them up <img border="0" title="" alt="[Wink]" src="gr_images/icons/wink.gif" />

The car was ~220 on the dyno on some pulls - thats kinda hot. I just had the stock stat and slightly reduced fan settings.

99C5s are bad spark knockers, this car has had detonation problems since stock. It has very agressive timing tables, there is an upgraded GM flash for it that pulls out a lot of timing but I have just been slowly taking it out of cells that are showing KR at tip-in. The car doesnt knock at WOT, at tip in it does and trips the sensors and the KR will be around the whole pull..
Old 01-22-2003, 07:39 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

Just a quick update, spent a couple hours fooling with this thing on the dyno today. I was going to try it with the cats off but I will never drive the car like that so I left them on..

Anyhow 387/377 was all I could get after 15 pulls and a lot of different changes with LS1edit. Had to knock the timing back a few degrees from stock 25-29 to 22-25 otherwise it would detonate with pump gas, even at a 12:1 a/f <img border="0" title="" alt="[Frown]" src="gr_sad.gif" /> I'm sure with the cats off and less restrictive exhaust (or even with the cats and some better gas) I would see 400rwhp but the car is staying like it is for now <img border="0" title="" alt="[Smile]" src="gr_stretch.gif" />
Old 01-22-2003, 07:48 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

That is killer for an auto. I am sure it is going to fly.
Old 01-22-2003, 08:04 PM
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Default Re: TEA Stage 1.5 heads 216/220 CC results

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by H82BBad:
<strong> That is killer for an auto. I am sure it is going to fly. </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">Thats with the converter locked, its at 373rwhp unlocked who knows what torque with the way it spikes <img border="0" title="" alt="[Wink]" src="gr_images/icons/wink.gif" /> Either way its a solid 50rwhp gain from what it was when the car ran a 12.17 so I think it will run OK - my goal was to get the car solid in the 11's - I think it will get there <img border="0" alt="[cheers]" title="" src="graemlins/gr_cheers.gif" />




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