Buck sixty two and trying to get two more MPH

I'm not going to tune this thing from my house using my computer, I'll just say that's damn awesome !! You're talking dinosaur tech here!! I

Altered/Vintage Engine, (pushrod) Gasoline 500cc Class?
I'd shoot for less drag, (within the rules). Round of every corner, get tigher leathers and paint it red?
I'm curious about what you've done to that KR motor.

spend money

A slim jockey might do it!