Thanks for that, I understand the thinking on design level air cooling of the cyclinders in flight, but our 3300 is fitted with a TOCA to divert oil a...

Thanks for the reply. I have poked a stiff bit of wire up each vent tube and it ends just where the thicker portion meets the the thinner bit with th...

Will check re acrylic windows, but is there a general issue with silicone on the other surfaces....I think a lot of automotive polishes have this in??

Eureka! we have found an easy explanation for the occasional big difference in drainage from the wing tanks. After a recent intensive few hours of c...

We had the same concern and are still baffled by the physics of this, however when testing flows from both tanks into the header tank on the ground, b...