ENGINE SPECIFICATIONS
2-2
EAS20290
ENGINE SPECIFICATIONS
Engine
Engine type Liquid cooled 4-stroke, DOHC
Displacement 499.0 cm
3
Cylinder arrangement Forward-inclined parallel 2-cylinder
Bore × stroke 66.0 × 73.0 mm (2.60 × 2.87 in)
Compression ratio 11.00 :1
Standard compression pressure (at sea level) 1400 kPa/360 r/min (199.1 psi/360 r/min) (14.0
kgf/cm
2
/360 r/min)
Starting system Electric starter
Fuel
Recommended fuel XP500 Regular unleaded gasoline only
XP500A Regular unleaded gasoline only
XP500W Unleaded gasoline only
Fuel tank capacity 14.0 L (3.70 US gal) (3.08 Imp.gal)
Engine oil
Lubrication system Dry sump
Type SAE10W30 or SAE10W40
Recommended engine oil grade API service SG type or higher, JASO standard
MA
Engine oil quantity
Total amount 3.60 L (3.81 US qt) (3.17 Imp.qt)
Without oil filter cartridge replacement 2.80 L (2.96 US qt) (2.46 Imp.qt)
With oil filter cartridge replacement 2.90 L (3.07 US qt) (2.55 Imp.qt)
Oil pressure (hot) 150.0 kPa/1200 r/min (21.8 psi/1200 r/min)
(1.50 kgf/cm
2
/1200 r/min)
Chain drive oil
Type SAE80 API GL-4 Hypoid gear oil
Quantity 0.70 L (0.74 US qt) (0.62 Imp.qt)
Oil filter type Paper
Oil pump
Oil pump type Trochoid
Inner-rotor-to-outer-rotor-tip clearance 0.040–0.120 mm (0.0016–0.0047 in)
Limit 0.20 mm (0.0079 in)
Outer-rotor-to-oil-pump-housing clearance 0.045–0.085 mm (0.0018–0.0033 in)
Limit 0.155 mm (0.0061 in)
Oil-pump-housing-to-inner-and-outer-rotor clearance
0.11–0.23 mm (0.0043–0.0091 in)
Limit 0.30 mm (0.0118 in)
Bypass valve opening pressure 80.0–120.0 kPa (11.6–17.4 psi) (0.80–1.20 kgf/
cm
2
)
Relief valve operating pressure 450.0–550.0 kPa (65.3–79.8 psi) (4.50–5.50
kgf/cm
2
)
Pressure check location MAIN GALLERY
Cooling system
Radiator capacity (including all routes) 1.50 L (1.59 US qt) (1.32 Imp.qt)
Coolant reservoir capacity (up to the maximum level mark)
0.35 L (0.37 US qt) (0.31 Imp.qt)
Radiator cap opening pressure 107.9–137.3 kPa (15.6–19.9 psi) (1.08–1.37
kgf/cm
2
)
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