Novarossi ROCKET .21 by IELASI TUNED 9 Port On/Road (Ceramic - DLC) 

This is new Novarossi Rocket, based on Nephisto .21 On/road World Champion engine.

This is a special Version Selected, and Tuned by Daniele Ielasi, with ceramic bearing, and DLC Crancshaft.

FEATURES

Conrod

New R4/18 conrod, redesigned and made with a special aluminum alloy that allows it to have a high resistance while maintaining the lightness and performance of the previous R4/17.

Cooling head

New head, redesigned to improve the flow of air and thus increase cooling and ensuring an optimal center of gravity.

Rear Ball Bearing

Rear ball bearing:
The rear ball bearing has high quality ceramic balls to minimize wear and inertia to improve acceleration and fuel consumption.

9 Ports ABC Piston Sleeve

The sleeve has 9 transfer ports and an exhaust with booster ports. The special shape and positioning of the ports improve the internal fluid-dynamics to obtain the maximum possible performance.i.

Crankshaft TURBO

The crankshaft is grinded to increase the mixture flow and has a special shape to reduce turbulences inside the crankcase. The balancing is done by three inserts made of tungsten alloy and the inlet has a silicon filling to reduce the weight of the crankshaft to improve acceleration. The durability has been significantly improved with the DLC coating.

New Carburetor

The crankshaft is grinded to increase the mixture flow and has a special shape to reduce turbulences inside the crankcase. The balancing is done by three inserts made of tungsten alloy and the inlet has a silicon filling to reduce the weight of the crankshaft to improve acceleration. The durability has been significantly improved with the DLC coating.

Gasket:
The inner shape of the gasket has a new shape, and with that more material. Together with a change in material these gaskets are more resistant to high temperatures.


Technical Data

C.Capacity : 3,49 cc 
Power: R.P.M. 41.800 Rpm
Bore : 16,88 mm 
Stroke : 17,60 mm 
Ports : 9 
Crankshaft :  14,50 mm Turbo DLC
carburettor :  9mm metal + reducer 
Bougie : Turbo 
Main Bearing : Ceramic