.46 Side Exhaust High Performance R/C engine designed competition and 3D flying. Specifications: 7.65cc, Maximum horsepower at 18,000, practical range 2K - 21K, Bore x Stroke: 21.94 x 20.25mm, 5 ports, two ball bearings, ABC piston and sleeve, 16mm crankshaft, 8.5mm ID carburetor, weight 417 grams. 10% nitro. No muffler included.
Novarossi Rex R46CR Aircraft Engine without tuned muffler