MOTORCYCLE MOTO GUZZI STELVIO 1200 4V 2010, NEW, MODELS, COLORS DESIGN, ENGINE, SPECIFICATION, TRANSMISSION.
ENGINE AND TRANSMISSION
Type : 90° V-twin engine, 4-stroke
Cooling : through air and oil and an independent cooling pump
Engine capacity : 1,151 cc
Bore and stroke : 95 x 81.2 mm
Compression ratio : 11: 1
Timing system diagram : intake valve opening 36° BTDC
(1-mm checking clearance) intake valve closing 62° ABDC
exhaust valve opening 58° BBDC
exhaust valve closing 30° ATDC
measured with a 1.5 mm rocker arms/valve control clearance
Maximum power : 77 kW (105CV) at 7,500 rpm
Maximum torque : above 108 Nm at 6,400 rpm
Fuel supply / Ignition : Multipoint sequential electronic ignition, Magneti Marelli IAW5A phased, alfa-n system; two Ø 50mm throttle bodies, Weber IWP 189 injectors, lambda probe.
Start-up : Electric
Spark plugs : NGK PMR8B (Long Life)
Exhaust system : stainless steel, 2-in-1 type, three-way catalytic converter with lambda probe
Type approval : Euro 3
TRANSMISSION
Gearbox : 6 gears
Gear ratio values : 1st 17/38 = 1 : 2.235
: 2nd 20/34 = 1 : 1.700
: 3rd 23/31 = 1 : 1.348
: 4th 26/29 = 1 : 1.115
: 5th 31/30 = 1 : 0.968
: 6th 29/25 = 1 : 0.862
Primary transmission : with helical teeth, ratio 26/35 = 1: 1.346
Final drive : Compact reactive cardan shaft drive system called CA.R.C.; double joint and floating bevel gear pair, ratio 12/44 = 1 : 3.666
Clutch : single-disc with integrated anti-vibration buffer