Visa is in hiding , not sure I want to find it .no 727 came from the factory with the 2.74 1st gear....they are all aftermarket gear set.....so get your visa out...
the low gear helps a heavy car with a low torque engine.....
at 105 mph...you should be running near 12.50s.....spend the money on a good converter...
Running MT cheater slicks 235 60 15Are you running slicks? Hoosier Quick Time Pros are a good tire to run.
I'm looking into it , will see what a few builders have to sat , re gas mileageNew converters aren't like the old ones. There are plenty of cases where people put a GOOD higher stall converter in and engine RPM at highway and driving speeds were reduced.
I believe DJV and Abodyjoe had that exact situation occur