With my Richmond 5-speed I trap in fourth gear(1.24)fifth gear is direct 1 to 1.
I run 3.54 gears,28" slick,6600 RPM,125.6 MPH
Now when I was running a 4-gear I ran 4.56 gears and would trap at just over 6300 with 28"slicks.
Gus

6972654-mysavoy.jpg (21 downloads)
64 Plymouth Savoy
493 Indy EZ's by Nick at Compu-Flow
5-Speed Richmond faceplate Liberty box
Dana 60