NMPRA

Posted: **Sat Sep 21, 2019 3:53 pm**

Hallo racers from the past who can tell me the rpm and the size of the prop on a Nelson q15 engine?

Regards Michael

Posted: **Sat Sep 21, 2019 11:12 pm**

Nelson .15; Rev Up 7"X5" and 7"X6" cut down to 6" diameter. Also similar carbon fiber props. 23,000 to 25,000 rpm's.

Q15 question