yes hp tuners can change your shift point. i have a 2001 Allison with the 8.1 and have changed a lot of my transmission calibrations.
Type: Posts; User: ls408s-10
yes hp tuners can change your shift point. i have a 2001 Allison with the 8.1 and have changed a lot of my transmission calibrations.
90mm holley tb iac valve
so after weeks of fighting idle issues. I found the problem and thought I share. if you are running the holley iac valve #543-105 in a LS application. the iac valve is wired wrong, it is wired for a...