LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related
View Poll Results: How much RWHP will she make?
300-310
0
0%
311-320
0
0%
321-330
3
10.34%
341-350
10
34.48%
351-360
8
27.59%
361-370
5
17.24%
371-380
2
6.90%
381-390
0
0%
391-400
0
0%
400+ I'm dreamin' (post number in thread)
1
3.45%
Voters: 29. You may not vote on this poll

Taking car to dyno next week....Take your best guess!

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Old Sep 20, 2003 | 07:25 AM
  #1  
TA25th's Avatar
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From: Central Arkansas
Taking car to dyno next week....Take your best guess!

OK...I'm going to take her to the Dyno next week and see what she has in her...take your best guess, and we'll see who's the closest.

94 Trans Am LT1 of course...

Lingenfelter CNC Ported heads. Heads include: 2.00” / 1.56” stainless steel one piece valves, double springs, titanium retainers, valve seals, ARP studs and guideplates.

Lingenfelter cam - 211/219 .497/.525 on 112CL

Comp Cams Stainless Roller Rocker Arms (1.5 ratio)

Lingenfelter LT1 ported/polished intake

SLP Headers, 1 3/4" 1994-95 Camaro/Firebird - JET HOT Coated

Borla catback exhaust system

GM Factory Ram Air hood and induction system

TB Airfoil

K&N Air Filter

160 deg tstat

March Under sized crank and oversize Alternator pulleys

GM Aluminum Driveshaft

3.42 gears

LT4 knock module

PCMforless tune (premium gas tune)


OK...let's see what you think...

Shawn
Old Sep 20, 2003 | 09:03 AM
  #2  
94GrayV6's Avatar
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From: Orlando, FL
I said 340-350. That cam is pretty small.
Old Sep 20, 2003 | 10:17 AM
  #3  
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From: Tampa Florida
i put 350-360 cuz lingenfelter & his team knows there stuff.. Those heads seem over kill for that tiny cam. Normally i'd say 340-350.
Old Sep 20, 2003 | 10:35 AM
  #4  
TA25th's Avatar
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From: Central Arkansas
Thanks guys...

Hmmm, with the talk of my small cam, I wonder how much bigger a bumpstick I need....

I kinda thought the same thing when I got the car, and have seriously considered a car swap....I wonder how much difference a bigger cam would make?

Shawn
Old Sep 20, 2003 | 10:40 AM
  #5  
TA25th's Avatar
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From: Central Arkansas
Maybe some 1.6 rockers? or even 1.7's? hmmmm
Old Sep 20, 2003 | 10:43 AM
  #6  
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From: Detroit area
Before swapping cams,you should try some 1.6 rr on it.I bet it would be a nice gain.
Old Sep 20, 2003 | 10:51 AM
  #7  
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From: Pelzer, SC
Originally posted by joeSS97
Before swapping cams,you should try some 1.6 rr on it.I bet it would be a nice gain.
Agreed.
Old Sep 20, 2003 | 12:20 PM
  #8  
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From: Houston,TX
Originally posted by ZDriver96
i put 350-360 cuz lingenfelter & his team knows there stuff.. Those heads seem over kill for that tiny cam. Normally i'd say 340-350.
I voted the same, for the same reason. But who knows, you might surprise us and do better, wouldn't that be sweet. I say definately try some 1.6 or 1.7 RR's first, before you swap cams. Good luck.
Old Sep 20, 2003 | 12:41 PM
  #9  
ZDriver96's Avatar
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From: Tampa Florida
agreed... 1.6 rockers... nothing to lose

Something like a 224/230 or CC305 would get u around 360-375wrhp and something like a cc306 or GM847 would get u around 380-400+ wrhp with those heads.
Old Sep 20, 2003 | 04:25 PM
  #10  
TA25th's Avatar
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From: Central Arkansas
Originally posted by ZDriver96
agreed... 1.6 rockers... nothing to lose

Something like a 224/230 or CC305 would get u around 360-375wrhp and something like a cc306 or GM847 would get u around 380-400+ wrhp with those heads.
/looks in his pockets for loose change/ I think I'll have to get some new 1.6 rockers, and maybe a cam definitely a GM847 or CC306
Old Sep 20, 2003 | 04:30 PM
  #11  
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That a boy.
Old Sep 20, 2003 | 04:32 PM
  #12  
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From: Zip Tie Island
330-339, and at least get some 1.6's. Or................

I think they have some Scorpion NA Rockers now that are 1.7 ratio. I believe Total Engine Airflow sells them. That might make a big difference.
Old Sep 20, 2003 | 09:53 PM
  #13  
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Kinda looks like a concensus has built around a 20hp range..it will be fun to see what kind of numbers I pull next week.
Old Sep 20, 2003 | 10:44 PM
  #14  
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Check my sig -- With some well ported heads the 224/230 has PLENTY of go juice to it, and that's a close but not quite there tune too. Plus, it may pass emissions once totally dialed in. We're expecting this to get a hair over 280 at the wheels when all is said and done.

Back to subject, I think in the low 250's with the original setup that you mentioned, mainly due to the smallish cam.
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