O.S. Engine FR5-300  [OSMG1300]

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

Four ball bearings and two needle bearings smooth operation, reduce friction and extend engine life

Ringed piston powerhouse features pushrod overhead valves, special inlet manifold, propeller locknut assembly and radial mount

SPECIFICATIONS

• Stock Number: 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: glow plugs; mount
• Requires: fuel; prop
• Recommended Props: 18x12, 18x13, 18x14, 20x8, 20x9, 20x10, 22x8