RE: first flight P51 Mustang Ziroli
Sorry G-Pète:
now is 27x10 Biéla carbonne : more havy than the wwood
before the 28x10 Menz 6200 t/mn
Now with 27x10 Bièla 5900-6000 t/ mn sorr in inglish RPM.
I loose rpm but it is less noisy it is much better (the nex village is not fare )
fred