NB 2560 dyno @ 11psi
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Joined: Aug 2007
Posts: 2,954
Total Cats: 184
From: Knoxville, TN
Dyno'd my car a local dyno day this weekend. Unfortunately they weren't able to get a tach signal off my COPS so I didn't get any torque readings. I made 213hp @ 11psi.
I dyno'd my old NA on the same dyno at 12psi and made 212hp, 188tq. I was able to overlay the dyno and made a good bit more midrange power in the NB and did a little better up top in the NA (better flowing exhaust). I'm guessing this car would have made something around 200tq given the better midrange numbers.
What I got of a dyno sheet:

Video:
I've been a little disappointed with the cars power since I turbo'd it. I feel like it should be making more power than it is. Given the cars I've raced and times I ran at the track it actually put down a little more than I was expecting though.
I dyno'd my old NA on the same dyno at 12psi and made 212hp, 188tq. I was able to overlay the dyno and made a good bit more midrange power in the NB and did a little better up top in the NA (better flowing exhaust). I'm guessing this car would have made something around 200tq given the better midrange numbers.
What I got of a dyno sheet:

Video:
I've been a little disappointed with the cars power since I turbo'd it. I feel like it should be making more power than it is. Given the cars I've raced and times I ran at the track it actually put down a little more than I was expecting though.
You need more flow.
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what the heck is a turbo muffler? lol I just mean an exhaust designed for turbo... aka 2.5 or 3" ideally and straight thru muffler of course, always used magnaflow myself....which is what I have being made at the moment from ARtech
Turbo muffler is traditionally a muffler with chambers that is not straight through. Look at a dynomax superturbo muffler. Straight through mufflers will flow much better, but usally are louder.
Joined: Jun 2005
Posts: 19,338
Total Cats: 574
From: Fake Virginia
those flowmaster chambers/walls are pretty weaksauce too. next time you're at disneyland, try to run fast through the zigzag ropes to the ride entrance and see if it's easier than just running straight through a tunnel with holes in it.








