Ya gotta have a good lock...

No, no, not a truck.

Ya use a van.

A champion on grasstracks in the UK which sounds like a bunch of kids racing around a farm field on dirt bikes.

Combination fairing and gas tank?

I guess he prefers the world end in fire.

He set out to beat the heavy favorite who had a supercharged Vincent. He succeeded by wringing that JAP engine to the max (but still making less power), and making the bike as light as possible. He said why worry about comfort when the ride lasts 10 seconds. Sticking the fuel in that pod makes the mechanicals easy to service.

JAP John Alfred Prestwich
Darn, with all he did, one would think he would have more Wiki

https://en.wikipedia.org/wiki/John_Alfred_Prestwich

This is fun:
https://theoldmotor.com/?p=136808

Don't forget the pencils. ;)