LS1TECH - Camaro and Firebird Forum Discussion

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-   -   PRC 5.3's and MS3 with PT4000 (https://ls1tech.com/forums/dynamometer-results-comparisons/860385-prc-5-3s-ms3-pt4000.html)

XS HP Feb 8, 2008 01:06 PM

PRC 5.3's and MS3 with PT4000
 
Well, got the car tuned last night and it put down some good #'s. Heres a mod rundown:
PRC Stage 2.5 5.3 head
MS3 cam 112lsa
LS6 intake
Underdrive pulley
4.11 gears
Pt4000 converter with 2.6 str

The runs were all UNLOCKED and it put down 417rwhp 382 rwtq . The bad part was that on the way home the car would no longer shift into 3rd:bang:. So the stock tranny is done. I knew it would happen soon but I was hoping to get a few runs out of it al least. Th400 time I guess.

blu1 Feb 8, 2008 02:20 PM


Originally Posted by XS HP (Post 8668151)
Well, got the car tuned last night and it put down some good #'s. Heres a mod rundown:
PRC Stage 2.5 5.3 head
MS3 cam 112lsa
LS6 intake
Underdrive pulley
4.11 gears
Pt4000 converter with 2.6 str

The runs were all UNLOCKED and it put down 417rwhp 362 rwtq . The bad part was that on the way home the car would no longer shift into 3rd:bang:. So the stock tranny is done. I knew it would happen soon but I was hoping to get a few runs out of it al least. Th400 time I guess.

Nice numbers but are you sure that MS3 is on a 112 and not a 113 with those heads?

XS HP Feb 8, 2008 02:31 PM

yeah, its 112 and clears ok

88GT&69ss Feb 8, 2008 02:34 PM

should be pretty sweet!

andy670ho Feb 8, 2008 05:31 PM

That is very similar to my run, I have the same heads, cam, intake, no underdrive pulley, 3.73 gears and 3800 stall and I put down 410/370. Have you had it to the track yet? I am running a 150 shot with drag radials and stock suspension and went 10.84 with a 1.49 60 ft. You will like that cam at the track, your stall seems quite a bit better than mine you should put up good times, My str is only 1.69 so I needed the juice to get off the line, Let us know when you get some times!

chrs1313 Feb 8, 2008 08:32 PM

Your really gonna like that combo.My dad has the same combo except he is running pt4400 and fast 90/90.His car runs in the mid 10s

Loadre Feb 8, 2008 09:06 PM

What kind of exhaust on all these cars?

venom ws7 Feb 8, 2008 10:46 PM

Congrats those are great numbers with Unlocked.
Ported Fast 90/90 setup will work awesome on that car.

XS HP Feb 9, 2008 09:52 AM

Yeah, right now im just rying to get the tranny issue resolved- but i am certainly looking forward to running it soon. BTW- it put down 380 tq not 360, I had a little typo! The car also has a custom true dual set-up dumped before the axle.

cals400ex Feb 9, 2008 05:22 PM

don't the standard pt4000's come with a little less str than that?

FoolZRacing Feb 10, 2008 11:08 AM

nice #s. Get some track times now :)

PewterScreaminMach Feb 11, 2008 07:42 AM

Nice numbers! Those MS3s are great track cams from what I hear and with your gears and converter, you're gonna run some impressive times with a decent set of tires. :nod:

LT1BRN Feb 11, 2008 08:37 AM

Nice numbers, makes me wana go LSX

Jason 98 TA Feb 11, 2008 06:22 PM

Great results bro, sorry to hear the tranny died :(


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