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Dry shot and 26# to 42# injectors

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Old 10-19-2006, 05:28 PM
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Default Dry shot and 26# to 42# injectors

Picked up a set of 42# Delphi injectors from Matt @ HSW a few weeks ago, Finally got home and put them in.

Back in May, Vinny advised me to stay with a 50 shot, this was after we tried a 75 Dry and the AFR was in the 13's. So we pilled up Daves wet plate to a 125 and set the car up for a 50 Dry and a 125 Wet combo for a 175 total.

I really wanted more from the dry, and here is what the difference I have found so far with an injector swap. More testing to follow, as well as some learning to do tuning the dry.

50 shot 26# AFR 11.5 Injector duty cycle 106-116% (EFI logged)
75 shot 26# AFR 13.x Injector duty cycle 116% ++

75 shot 42# AFR 10.5 Injector duty cycle 62% (EFI logged)

Thanks to all the vendors who have helped me so far, I am back on track DynoTune, Nitrous Outlet, 860 Performance, HSW, Green Light Motor Sports

I will be jetting up the dry even more and will soon be asking stupid tuning questions in the PCM Dia & Tuning sections
Old 10-19-2006, 06:00 PM
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Looking good so far! So possibality it wasn't a nozzle problem, just running out of injector

Matt
Old 10-19-2006, 06:17 PM
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Originally Posted by Matt@HSW
Looking good so far! So possibality it wasn't a nozzle problem, just running out of injector

Matt
I do have a nice nozzle collection now
Old 10-19-2006, 07:46 PM
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Now you can start dialing in your a/f by slowly rotating your nozzle(s) until you reach the desired a/f. I am sure glad you got it sorted out, now soon to the track and a spot in the top ten n2o list.
Robert




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