LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

XE 224/236 dyno results

Old Aug 27, 2004 | 07:32 PM
  #1  
Umbrae's Avatar
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From: Meaford, ON
XE 224/236 dyno results

I went to Protech Performance in Mississauga to get my Formula dynoed last night. First pull on the stock tune netted 340rwhp and 350rwtq. During the first attempt at a reprogram, we lost power to the ECU and fried it. Vince made an awesome effort at getting me another one so I could make it back home. When he finally got one, we got things back up and running and tuned the car a bit. Still the power stayed at 340/350 but the AFR was right at 13.5-13.6 all the way through the pull. The graph was as smooth as a babies bottom! I gained alot of torque back down low. Im happy with the way the car drives finally. I cant wait to get it to the track

mods are: XE 224/236 .545 .555 with 1.6 rock arms, stock heads, intake, throttle body, edelbrock headers, and a borla catback. The car is a 6spd manual.

-Cam
Old Aug 27, 2004 | 07:42 PM
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Re: XE 224/236 dyno results

That cam sounds really good. Any idea on what it would get with some head work?
Old Aug 27, 2004 | 07:50 PM
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Re: XE 224/236 dyno results

Id be interested to see that graph, when did the power start to drop off?
Old Aug 27, 2004 | 08:13 PM
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Re: XE 224/236 dyno results

The cam is on a 113lsa. HP peaked around 5800rpm and torque peaked around 3800-4800.

I'll scan the graph if I can.

-Cam
Old Aug 27, 2004 | 08:22 PM
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Re: XE 224/236 dyno results

Originally Posted by Umbrae
The cam is on a 113lsa. HP peaked around 5800rpm and torque peaked around 3800-4800.

I'll scan the graph if I can.

-Cam
Do so.

My car's TQ peaked at 351 tq at 4100 RPM's(or there about, looked closer to 4200) and when I did the RPM*TQ/5252 it only ends up at like 274 hp.

I thought my numbers were jacked up...but that is what they say. I was dissapointed to say the least. I have:

Ported stock heads, LT4 hotcam, 1.6 pro-mags, 11/1 comp forged slugs, edlebrock headers and borla on an A4 with a vigi 2800 stall.
Old Aug 28, 2004 | 08:46 AM
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Re: XE 224/236 dyno results

Nice results! How does that cam drive? Any surging below 1800 rpms? With a good tire you should run some 12's at the track!

BTW, what were you charged for the dyno tune?

Thanks
Old Aug 28, 2004 | 10:16 AM
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Re: XE 224/236 dyno results

Total cost was about $300 CDN. The guys at Protech were very reasonable since I was actually there about 5 hours instead of the planned 1.5-2.0hrs. The cam drives like stock almost. There is a LITTLE surge under 1800, but not much, unless you really lug it. Sounds so mean at idle. I have trouble finding people that want to heat em up at the lights
Old Aug 28, 2004 | 05:00 PM
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Re: XE 224/236 dyno results

Originally Posted by Umbrae
Total cost was about $300 CDN. The guys at Protech were very reasonable since I was actually there about 5 hours instead of the planned 1.5-2.0hrs. The cam drives like stock almost. There is a LITTLE surge under 1800, but not much, unless you really lug it. Sounds so mean at idle. I have trouble finding people that want to heat em up at the lights
Sound clips! I want to hear it too
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