RE: Need an engine for a EF yak 74" ?
Hi. OCR99. Sorry but the EF yak hasn any pipe tunnel.
But, it is easy to make one and thats what I did.
A few formers some 5x5mm or 1/4" balsa and ply reinforcement
were I cut the landing gearblock. Just roll some very thin ply
to do the tube and voila.
// Lennart