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Found some threads saying it can help some.
Thanks for the input

I didnt realize the iat was pulling out some timing. I put the timing back to 15ish and fixed the iat to pull timing at 120ish? F im going to add the meth and see if i can get the rail pressure...

The L83 in my tahoe is 11:1. I am not running 24? of timing on pump 93. And i have a free meth kit so 15? of timing on this 3.75" pulley is going to be faster than any version of the 4.375"...

People run 24 degrees of timing on these motors with boost???

That log is the 3.75" pulley not the 4.375" pulley. I took timing out when i swapped pulleys.

Also most i have read advise to replace the lt1 pump first. I plan on just using meth for now

It had 10-12? at that power level. I was warned that with this new gen 5 11:1 and pump 93 is best to leave it there and about 12.20s afr.

How does that address the fuel pressure issue?

stock 5.3 tahoe except 2.9L whipple with 3.75" pulley and aem x gauge for logging (after primary cats). the 4.375" pulley made 450whp . wanted to make around 550whp so i changed the pulley. i...

I have a 1998 4.0 explorer that I want to turbo for laughs. I really DO NOT WANT TO USE SCT!!! any update on support?

if you are referring to my current tune PE. its on E85

i have absolutely no idea what you guys are talking about. i found the virtual VE table but it makes no sense. i guess i need to get on youtube for 6hrs

how do i apply my credits to convert os system to speed density?
tune attached

73315