same here; but with a Commando 4-speed and 3.55s, plus gear-splitting, I used 4 ratios in the Eighth trapping 93 in Second-over, at or near 6200. The road gears were 10.97-8.56-6.82-5.32 ....... splits of .78-.80-.78
In od, 65=2240
That's a hard combo to top.