Novarossi Rex R61F SPEED/13 Aircraft Engine with Venturi

This .60cc REX Rear Exhaust Engines includes a venturi for use in control line and free flight applications. 2.5hp at 18,000 RPM. This engine is tuned for top performance. Sold without tuned pipe or manifold. Try the new CP35 header that gives a full 2 inches in height for the tuned pipe. The Novarossi Model 40400 is a straight exhaust adapter and model 40401 provides a gentle S curve to raise the pipe approximately one inch. 180 Degree header also available. R61F SPEED/13 Displacement: 9,98 cc R.P.M. (max power): 18.000 RPM Practical range: 2.000-20.500 R.P.M. Bore x stroke: 23x24 mm Sleeve: 4 ports Rear ball bearings: steel Front ball bearings: steel Crankshaft: 18 mm with 8 x 1.25 mm Threads Carburetor: aluminium - 10mm Venturi Glowplug: Standard Special (C6S) Exhaust position: rear Weight: 620 g Fuel type: 10% nitro or higher with head shims