OS FR5-300
I'm not sure what this will pull through the air. It's a marvelous piece of workmanship. Any suggestions? Click on the email link below and send me your thoughts.
SPECIFICATIONS
Displacement: 0.607 cu in x 5
Bore: 0.945 in
Stroke: 0.866 in
RPM: 1,800-8,000
Output: 4.0 bhp @ 8,500 rpm
Weight: 94.3 oz
Recommended Props: 18x12-14, 20x8-10, 22x8