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2009 Star Vmax
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Engine Configuration
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V-Four, 4-stroke, DOHC
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Engine Displacement/Cyl. Angle
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1,679cc / 65°
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Engine Cooling System
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Liquid cooled
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Compression Ratio
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11.3:1
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Valves Per Cylinder
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4
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Bore x Stroke
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90 x 66 mm
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Peak Horsepower @ crankshaft
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197 BHP @ 9,000
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Peak Torque @ crankshaft
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122 ft.lb. @ 6,500
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Intake Valve Diameter
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34mm
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Exhaust Valve Diameter
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30mm
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Intake Valve Timing
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Open BTDC
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29 degrees
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Close ABDC
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59 degrees
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Duration
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268 degrees
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Exhaust Valve Timing
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Open BBDC
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59 degrees
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Close ATDC
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29 degrees
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Duration
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268 degrees
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Overlap
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58 degrees
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Fuel Delivery
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Mikuni EFI w/ 12 hole Injectors
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Throttle Valve Size
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48mm
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Lubrication System
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Wet Sump
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Oil Capacity (total)
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5.9 liters
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Coolant Capacity
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4.0 liters
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Fuel Recommended
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Unleaded Premium / 91 or higher octane
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Fuel Capacity (Reserve)
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3.96 gal (1.1 gal)
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Transmission Type
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5-speed
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Clutch Type
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Wet multiplate-disc (ramp slipper type)
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Actuation System
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Hydraulic
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Final Drive Type
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Shaft
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Primary Reduction (Ratio)
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86/57 (1.509)
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Secondary Reduction (Ratio)
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22/23 x 29/09 (3.082)
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Transmission Gear Teeth (Ratios)
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5th 29/31 (0.935)
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4th 29/26 (1.115)
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3rd 35/25 (1.400)
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2nd 38/21 (1.810)
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1st 38/16 (2.375)
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Transmission Overall Ratios
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5th 4.348
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4th 5.186
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3rd 6.511
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2nd 8.418
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1st 11.045
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Frame Design
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Cast Aluminum
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Rake / Trail
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31 degrees / 148mm
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Wheelbase
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1700mm (66.9 inches)
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Seat Height
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775mm (30.5 inches)
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Front Fork Maker
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SOQI
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Fork Tube Diameter
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52mm
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Fork Spring Rate
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K1 = 8.3 N/mm
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Front Wheel Travel
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120 mm (4.72 in)
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Rear Wheel Travel
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110 mm (4.33 in)
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Rear Suspension Maker
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SOQI
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Shock Spring Rate
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K1 = 186.4 N/mm
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Front Brakes
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6-pot radial mount / 320 x 5.5mm dual discs
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Rear Brake
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1-pot / pin-slide / 298 x 6.0mm disc
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Front Wheel
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3.50 x 18 / Cast Aluminum 5-spoke
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Rear Wheel
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6.00 x 18 / Cast Aluminum 5-spoke
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Front Tire
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120/70R18 M/C 59V (Bridgestone BT028F G)
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Rear Tire
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200/50R18 M/C 76V (Bridgestone BT028R G)
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GVWR
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1102 lb
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Overall Length
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2,395mm
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Overall Width
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820mm
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Overall Height
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1,190mm
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Ground Clearance
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140mm
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Wet Weight
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685 pounds
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Battery Capacity
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12V / 11.2Ah
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Charging System Output
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VDC x Ah = 420 Watts @ 5,000 rpm
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