100 shot OK without retarding?

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Sep 28, 2007 | 07:48 AM

#21

skwid

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Joined: Nov 2006

Posts: 135

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From: Kentucky

Quote:

Originally Posted by RedondoG

When I ran those numbers I had the jets all wrong and the A/F was at 10:1 (.004" larger fuel jets). At the same time I had a bad O2 sensor that wasn't working at all above 5K rpm.
I have since increased the a/f to 11.5:1 and had the O2 sensor replaced, but no dyno yet.

Ok cool. I was just checking. It sounds like you should be better off now.

@Oldschool, you still injecting or are you FI?

Nov 6, 2007 | 07:46 PM

#22

VQTURBODREAMS1

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Joined: Sep 2007

Posts: 79

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From: Queens, New York

what is the difference between pulling timing and tunning the car??

Nov 7, 2007 | 07:24 AM

#23

RedondoG

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From: Redondo Beach, CA

Quote:

Originally Posted by VQTURBODREAMS1

what is the difference between pulling timing and tunning the car??

Pulling timing is a global thing (pull 2 degrees across the entire range) whereas tuning might involve pulling timing in a specific RPM band and at the same time changing fuel targets, cam timing, etc...