Yamaha YZF-R1 (2006) [31/426] Engine specifications

Yamaha YZF-R1 (2006) [31/426] Engine specifications
ENGINE SPECIFICATIONS
2-2
EAS20290
ENGINE SPECIFICATIONS
Engine
Engine type Liquid cooled 4-stroke, DOHC
Displacement 998.0 cm³
Cylinder arrangement Forward-inclined parallel 4-cylinder
Bore × stroke 77.0 × 53.6 mm (3.03 × 2.11 in)
Compression ratio 12.70 :1
Standard compression pressure (at sea level) 1480 kPa/350 r/min (210.5 psi/350 r/min) (14.8
kgf/cm²/350 r/min)
Starting system Electric starter
Fuel
Recommended fuel Premium unleaded gasoline only
Fuel tank capacity 18.0 L (4.76 US gal) (3.96 Imp.gal)
Fuel reserve amount 3.2 L (0.85 US gal) (0.70 Imp.gal)
Engine oil
Lubrication system Wet sump
Type YAMALUBE 4, SAE 10W30 or SAE 20W40
Recommended engine oil grade API service, SG type or higher, JASO standard
MA
Engine oil quantity
Total amount 3.83 L (4.05 US qt) (3.37 Imp.qt)
Without oil filter cartridge replacement 2.90 L (3.07 US qt) (2.55 Imp.qt)
With oil filter cartridge replacement 3.10 L (3.28 US qt) (2.73 Imp.qt)
Oil filter
Oil filter type Formed
Oil pump
Oil pump type Trochoid
Inner-rotor-to-outer-rotor-tip clearance 0.010–0.100 mm (0.0004–0.0039 in)
Limit 0.18 mm (0.0071 in)
Outer-rotor-to-oil-pump-housing clearance 0.090–0.190 mm (0.0035–0.0074 in)
Limit 0.26 mm (0.0102 in)
Oil-pump-housing-to-inner-and-outer-rotor
clearance 0.06–0.13 mm (0.0024–0.0051 in)
Limit 0.20 mm (0.0079 in)
Bypass valve opening pressure 80.0–120.0 kPa (11.6–17.4 psi) (0.80–1.20
kgf/cm²)
Relief valve operating pressure 600.0–680.0 kPa (87.0–98.6 psi) (6.00–6.80
kgf/cm²)
Cooling system
Radiator capacity (including all routes) 2.76 L (2.92 US qt) (2.43 Imp.qt)
Coolant reservoir capacity (up to the maximum
level mark) 0.25 L (0.26 US qt) (0.22 Imp.qt)
Radiator cap opening pressure 108–137 kPa (15.4–19.5 psi) (1.08–1.37 kgf/
cm²)
Radiator core
Width 374.0 mm (14.72 in)
Height 257.8 mm (10.15 in)
Depth 24.0 mm (0.94 in)
Water pump
Water pump type Single suction centrifugal pump
Reduction ratio 65/43 × 25/32 (1.181)
Spark plug (s)

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