Measure actual engine torque output!
Whats the point of paying for that crap then messing with installing it when there are tons of programs out there that will show you the cars power/torque and simulate a real dyno (and many are very accurate I must say)?
--Ian
Joined: Sep 2005
Posts: 34,381
Total Cats: 7,504
From: Chicago. (The less-murder part.)
Hmm.
$1,500 actually isn't all that bad, especially since it seems like it'd be relative easy to move between cars. Factor in the vehicle's service brakes, and assuming you have a long, empty stretch of road and a co-driver, you have a brake (load-bearing) dyno.
$1,500 actually isn't all that bad, especially since it seems like it'd be relative easy to move between cars. Factor in the vehicle's service brakes, and assuming you have a long, empty stretch of road and a co-driver, you have a brake (load-bearing) dyno.
Joined: Jun 2005
Posts: 19,338
Total Cats: 574
From: Fake Virginia
I wonder how much the liability insurance is.
Figure each (real) dyno tuning session would be at least $200.
Do you have one?
Joined: Sep 2005
Posts: 34,381
Total Cats: 7,504
From: Chicago. (The less-murder part.)
Fairly flat with a little wind will skew the numbers by no more than about 5hp/tq. I know I know, where then do you "draw the line", but IMO it gets you real close. At least close enough to help you tune quite a bit. I've been tinkering with these programs on Subarus/Evos for years now, and they're insanely accurate. Assuming you don't fudge the numbers or dyno off a cliff with 100mph tailwinds or something.
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