I am now at my wits end. Rotax deliver their engines in the USA fitted with AN oil and fuel connections and that is what my FWF kit comes with.
For the rest of the world Rotax deliver the engine with "metric" connections for the fuel pump, fuel rail and oil tank - which is what was delivered to me here in Australia.
Only problem is that no one seems to be able to tell me exactly what standard of "metric" Rotax uses. there is bound to be a European (or DIN) spec for what… Continue