LRP ZZ.21C Ceramic Square Stroke 3.5cc nitro engine
Coming from LRP is the all-new ZZ.21C Ceramic Square Stroke 3.5cc nitro off-road engine. Follow-up model of the popular ZZ.21C Ceramic Long Stroke, the engine is of a square stroke design for linear throttle feel yet high low end torque and exceptional mileage. The precision-balanced 14mm crankshaft sports a DLC coating for improved durability while a silicone insert optimises mixture flow. Other features include a rear ceramic bearings, a lightweight piston and rod for higher RPM and increased performance while specially shaped carburettor needles make for a smoother throttle response and longer run times. The package is rounded out by a new low-profile cooling head and a set of 6.0mm and 6.5mm venturi inserts.