ls1mike
$50 Site Donor 2024
Originally Posted By: Smokescreen
I really like my truck with the same engine...its a 4x4 so the gearing is likely different (@ 55mph I am at 1800rpm) lots of power and after the BlackBear Tune...quite a wake up call.
I have a Flo-pro 2503 muffler and an Air-raid M.I.T....ahhh the sweets sounds of the 6.0L
Pretty sure you have 4.10s I don't think 3.73s were even an option that year. My RPM at 55 is close to that. I know 60 is about 2000 rpm and 70 is at or just under 2500 rpm.
I really like my truck with the same engine...its a 4x4 so the gearing is likely different (@ 55mph I am at 1800rpm) lots of power and after the BlackBear Tune...quite a wake up call.
I have a Flo-pro 2503 muffler and an Air-raid M.I.T....ahhh the sweets sounds of the 6.0L
Pretty sure you have 4.10s I don't think 3.73s were even an option that year. My RPM at 55 is close to that. I know 60 is about 2000 rpm and 70 is at or just under 2500 rpm.
