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Pushing the 16G

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pneumo

20+ Year Contributor
3,763
61
Oct 19, 2002
Bay Area, California
I finally had a chance to go to the track today! I've been trying to race it since last summer when I ran 11.2 @127 on a EVO3 16G. I knew there was more in it since I had to shift so slow. Here's the thread for that run and the infamous 'dayumm' vid LOL ; http://www.dsmtuners.com/forums/drag-strip/377834-low-11s-16g.html

Thankfully the weather was dry and 63* today.
It was my first time racing on slicks so I took it easy on the first run then got more aggressive. Best time of the day was 10.57 @129.4 !
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I really didn't expect to go that fast. It's middle of 'winter' and there was only 20 or 30 cars out there. Track prep was minimal and I haven't raced since last summer so I was feeling a little rusty. Plus I forgot my tire pump and I didn't check the pressure in the slicks until I got to the track, the highest was 12psi, lowest was 7psi. Despite the drag from the tires I was happy that my speed was up 1.7 mph over last time, showing some good power gains from the extra mods I did.

Speaking of mods, I changed a few things since last summer.
Ported EVO3 exhaust manifold
225 pound wastegate spring (not a typo)
24.5x 8x 15 M+H slicks
rebuilt the clutch
second fuel pump activated by the ecu- rpm/tps triggered
carbon fiber rear hatch with lexan window
4" intake
Downflow compressor outlet

Overall I'm totally stoked about the time! I can't wait for next time!
 

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You're still the king of the little turbos Dave. Maybe next time we can get some videos in there. I'm gunna pull my camera mount off of the Talon to bring it next time.
 
You got every right to be stoked about that time Dave. Congrats :thumb:

Mid tens on the 16g? Beautiful. Gaining .7ish from your previous best is huge.

:rocks:

MB
 
AWESOME! I love 16g cars! What I wouldn't give for some Cali/Florida weather right now with the dragstrip being open. (NJ SUCKS!)

Can you give any insight to the explaining the 1/8mile mph on the fast run only being 99 but 129 up top with the awesome ET vs the other 2 runs that are 103 at half track and 123/124 up top. The 3rd/4th runs are very very close up to half track then #4 just "takes off" for a 10.5 vs a 10.8. The 3rd run is actually better than the 4th till half track. Did you let off on #3? major tune change for #4?

I guess your super happy about swapping from radials to bias ply slicks! Did you make note of how much rotating weight was lost for the switch?
 
Awesome Job Dave! Way to get that thing cooking! Any chance you weighed the car while you were out there? As said above, you might get Curt to crawl out of his little hole and amp him up again with the way you're pushing the envelope! That's the name of the game though, keep on going faster! Congrats.

The other thing I like is that you're doing this without all the backing some of these other guys have had, just straight up garage tuning and hard work with research.
 
Congrats Dave, that's very impressive!

Curt Who?ROFL

You're still the king of the little turbos Dave. Maybe next time we can get some videos in there. I'm gunna pull my camera mount off of the Talon to bring it next time.

You should just ask Dave to marry you.....ROFL

Lucky for all of us.. Curt sold his car so unless he gets another you can reel him in. His car was full weight when he ran his 10.3 however.

Full weight? That's not what I hear...and I hear alot about Curt Browns "16g" cars......

....Hey Hubz, did you start the Curt Brown NUTRIDERZ club or are you just a member?ROFL

For comparisons sake Joe B. went 10.51@133 on the small 16g...

With Dave's current numbers on the E3....this should prove how hard it would be to run into the 10's on the 14b.

So Dave was this on race gas or canned corn?
 
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You should update your mods in your profile. Excellent numbers though. Your up there with the best for sure! Keep it up.
 
What fuel? How much boost?

Good time.

Thanks! I woke up this morning like a kid at Christmas when I remembered I just ran mid ten.
Fuel is E85. The weather is mild around here, so we get real E85 all year.
Boost level is....ALL OF IT! LOL
I'm logging boost level, it peaks at 6k rpm at 32psi then it gradually tapers down to 21 to 23psi at 8k.

You're still the king of the little turbos Dave. Maybe next time we can get some videos in there. I'm gunna pull my camera mount off of the Talon to bring it next time.

Thanks Josh, that would be awesome! My old camera just won't cut it anymore.
 
Yes I'm using a valvespring on the wastegate. Check it out;
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I took a shortcut and attached it with plumbing strap. It's not pretty, but it works.

AWESOME! I love 16g cars! What I wouldn't give for some Cali/Florida weather right now with the dragstrip being open. (NJ SUCKS!)

Can you give any insight to the explaining the 1/8mile mph on the fast run only being 99 but 129 up top with the awesome ET vs the other 2 runs that are 103 at half track and 123/124 up top. The 3rd/4th runs are very very close up to half track then #4 just "takes off" for a 10.5 vs a 10.8. The 3rd run is actually better than the 4th till half track. Did you let off on #3? major tune change for #4?

I guess your super happy about swapping from radials to bias ply slicks! Did you make note of how much rotating weight was lost for the switch?
Ha, yeah, I also love the way this car pulls. Quick spool and nice top end power.

The lower mph in the 1/8th was due to knock in 3rd gear. My driveline is getting a little loose and I sometimes see false knock pop up during a shift. On that run the 2>3 shift was very quick, I nailed all shifts on that run, it knocked right at the beginning of 3rd and carried over for the whole gear. I still have knock decay set conservatively in the ecu since I didn't have a chance to tune it on the dyno this time. I hope to put it on the dyno next time, then I can be more aggressive with the knock decay rate. If I'm feeling confident with the tune, I may use the turboglenn method and ignore knock all the time.

I was adjusting the tune a little bit on each run. On the last run the AF ratios were around 11.8 to 12.2, timing was 8*@6k 18*@8k. IAT started at 62*F and ended at 83*F.
So yeah, 4th gear was pulling nicely! I'd love to have a 100% clean pass with the last tune. Just wait until next time!

Yes I weighed my tires. I got in the habit of weighing everything since I raced bicycles many years ago. My old BFG drag radials were 22 pounds, size 225/50x15. New M+H slicks 24.5x8x15 are 15.5 pounds. total savings 26 pounds!
26"DOT slicks are 17 pounds, my buddy has a set so we weighed them too.

Congrats! Good to see real world results with the 2G head/EVO 3 intake combo too. I'd love to see what it'd do with some FP4Rs, FP exhaust mani, and an HTA68.

Nate, Atco is open in about a month, come on down!

Thanks Steve,
Coincidentally, I have a set of Kelford 272's and a FP Race mani sitting here waiting to go on. Right now I'm using FP2 cams, although they're indexed -2ex/ -4int.
I probably won't buy a HTA68 since the price is similar to a PTE6262 JB and my setup can easily support the larger turbo. I got this E3 16G used for $200, so I'm sticking to a low budget approach.
 

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You should just ask Dave to marry you.....ROFL

Lol I thought you already married to him after his chip/help got you over your 2yr drought. ROFL

Didn't know he was back on the market?:pray: Holla! Its good just to see him out there.. Makes me care about the little guys again. Time to open the Galant up...
 
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