Novarossi Mantra .21 square stroke engine

Novarossi keep adding more new nitro engine to their range with the latest one being the all-new Mantra .21 square stroke off-road engine. It features a 16.42mm square stroke design, 14mm crankshaft, and a new piston and 4-port liner combination. The crankshaft is manufactured with a larger bore intake to increase mixture flow while the rear cover offers a steel plate for reduced conrod friction while the overall shape improves filling by reducing dead spaces. As a result the engine will offer an elastic throttle and linear power feel with increased torque in the mid to high RPM range and very low fuel consumption.

Specifications:
– Displacement: 3.49 cc
– R.P.M. (max power): 36,500 RPM
– Bore x stroke: 16.42×16.42 mm
– Sleeve: 4 ports
– Rear ball bearings: Steel
– Front ball bearings: Steel
– Crankshaft: 14 mm – Turbo
– Carburetor: Plastic – 9 mm – slide
– Glowplug: Turbo (C6TGC)
– Weight: 373 g
– Fuel type: 25% nitro

Source: Novarossi [novarossi.it]