Senior Rotax and Rotax 177

Facts and figures

Number plates: Blue/white

Ages: 16 years and over

Weight kg (Senior Rotax) 162kg

Weight kg (Rotax 177) 177kg
Both weights are with driver.

Tyres – dry: Mojo D2 Yellow

Tyres – wet: Mojo W2

Engine: 125cc Rotax FR125
with power valve.

The senior equivalent of Junior Max, with a very powerful 125cc TAG engine. This is the biggest class to run at club level and always fields large grids. The engine is high revving but is limited electronically and this means lower maintenance. The engines are sealed to prevent unapproved tuning. Like many classes there is a higher weight variant called Rotax 177 for the heavier driver.