Max Power MAX.21 351R 9 Port On/Road TUNED Ceramic (New2019)
This is New MAX.21 351R .21 On/road engine
This engine is Full tuned by Massimo Fantini!
New Low profile Cooling head for better handling
Rear Ball Bearing
Swiss quality Ceramic bearing
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, covered by a patent, improve the internal fluid-dynamics to obtain the maximum possible performance.
The new shaft has an improved balancing to reduce the vibration produced by the rotating and the alternating masses.
The rear cover presents a round shape to optimize the filling and reducing the dead spaces. the steel plate is to reduce friction and to expand the lifespan of the conrod.
C.Capacity : 3,49 cc
Power: 2.90HP R.P.M. 40.200 Rpm
Bore : 16,26 mm
Stroke : 16,80 mm
Ports : 9
Crankshaft : 14,5 mm Turbo Tuned
Carburettor : 9mm metal + reducer
Bougie : Turbo
Main Bearing : Ceramic