Originally Posted by
Zero
I am having trouble getting my Saito 91's on my bomber to reach 10,000 rpm's turning a 13x6 three blade prop. Any suggestion would be appreciated.
Zero, the guys are correct. but to add, the FA91 will produce more power below 10,000 than the OS 91 will. with all the RPM numbers I have seen the Saito Cam runs most between 8900 and 9600, depending on prop size and brand...
Jim