Gearing for Don Valley

[mr black]

Hi
just got back in to racing and we are going to go to the BIWS any tips on gearing apreciated currently running a worlds black edition 16 t pulleys,100 spur 64dp

thanks:)

[Andy Murray]

What motor will you be running?

[mr black]

a 10.5 speed passion

[Ben Cosgrove]

around 5.5 area would be my guess but I have no experience of the speed passion motors