In my opinion (worth exactly what you pay for it) the 2600 rpm limitation is not really a factor. With a fixed pitch prop, you will take-off and climb well below that, and in cruise, most people don't run that high of rpm anyway.
As usual, YMMV!
Mel Asberry..DAR since last century
A&P/EAA Tech Counselor/Flight Advisor
Specializing in Amateur-Built and Light-Sport Aircraft
North Texas (8TA5)
RV-6 Flying since 1993, 172hp O-320, 3-Blade Catto (since 2003)
Legend Cub purchased 12/2017
FRIEND of the RV-1
Eagle's Nest Mentor