O.S. Engine FR5-300  [OSMG1300]

Radial design mimics the look of "Golden Era" planes for much more convincing scale appearance

Four ball bearings and two needle bearings smooth procedure, reduce friction and expand engine life

Ringed piston powerhouse features pushrod overhead valves, unique inlet manifold, propeller locknut construction and radial mount

SPECS

• Inventory amount: OSMG1300
• Displacement: 0.607 cu in x 5
• Bore: 0.945 in
• Stroke: 0.866 in
• Practical rpm: 1,800-8,500
• Output: 4.0 hp @ 8,000 rpm
• Weight: 94.3 oz
• Includes: radiance plugs; mount
• Needs: fuel; prop
• Suggested Props: 18x12, 18x13, 18x14, 20x8, 20x9, 20x10, 22x8