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Injector help!! Dyno Graph included...

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Old 01-23-2009, 02:52 PM
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Default Injector help!! Dyno Graph included...

ok everyone.. I don't know why I keep jacking with my car BUT I just can't stop!!

C6 LS2: MODS

MTI Stage II Heads
MTI Stealth 2 Cam.. 224 224 581 581
FAST 92 Ported
MTI CAI
PULLEY
KOOKS 1 7/8 with HF cats
BORLA
SLP 1.85 Rockers w/TEA .650 Dual Springs (brings lift to .630)

ok.. made 451

ADDED:
FAST 36lb injectors

Gained almost 16hp up top but lost mid-range?
It was programmed for 36lb's. 12.2-12.4 A/F maybe too rich?

Anyway, Please look at my run.

I say the drop at the end.. possibly valve float.. may go back the stock 1.7 rockers..

Any ideas on why the mid-range losss?

Also, anyone guess how much I'd pick up if I went off-road y-pipe?"
Attached Files
File Type: pdf
Dyno Run.pdf (42.3 KB, 90 views)

Last edited by cowboyup; 01-23-2009 at 04:39 PM.
Old 01-23-2009, 05:05 PM
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Looks like a slightly slipping clutch.
Old 01-23-2009, 05:08 PM
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That was the first thing I thought also.. but making only 460, I didnt think it could be..

anyway, I may have to eventually get a Z06 clutch...
Old 01-23-2009, 07:44 PM
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Having the torque curve posted would be nice.Also a graph against MPH could show a clutch problem.
Old 01-23-2009, 10:32 PM
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12.2 is rich, graph doesnt work for me so not sure.




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