O.S. Engines .50SX-H Hyper Ring 60LH Carb

O.S. Max .50 SX-H Ring Hyper Helicopter engine is ideal for use in any 50 class helicopter. New head design offers improved combustion efficiency for stable hovering and aerobatic flight. Large 0.39 (10mm) diameter carburetor intake for greater running stability. Two year limited warranty. Same mounting dimensions as the O.S. Max .46FX-H. This product includes one O.S. Max .50 SX-H Helicopter Engine with Hyper Cooling Head, 60LH carburetor, decal sheet, #8 glow plug, instruction manual. Specs : Output: 1.9 PS, 1.87 HP/17,000 RPM Practical RPM Range: 2,000-20,000 RPM Displacement: 0.499 cid (8.0cc) Bore: 0.866in. (21.99mm) Stroke: 0.847in. (21.51mm) Weight: 14.33oz (405.4g) Distance/top of cylinder head-bottom of mounting ears: 2.9" (74mm) Distance between mounting holes same side: 0.68" (17.5mm) Distance between mounting holes opposite side: 1.73" (44mm) Distance between muffler mounting holes: 1.4" (37mm) Length of cylinder head: 2.1" (54mm) Width of cylinder head: 1.8" (47mm) Distance/bottom of crankcase...