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Yamaha MT-09 2021 - Engine Specifications

Yamaha MT-09 2021
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2-2
ENGINE SPECIFICATIONS
EAS20014
ENGINE SPECIFICATIONS
Engine
Combustion cycle 4-stroke
Cooling system Liquid cooled
Valve train DOHC
Displacement 890 cm³
Cylinder arrangement Inline
Number of cylinders 3-cylinder
Bore × stroke 78.0 × 62.1 mm (3.07 × 2.44 in)
Compression ratio 11.5 : 1
Compression pressure 1365–1758 kPa/600 r/min (13.7–17.6 kgf/cm²/
600 r/min, 194.3–250.1 psi/600 r/min)
Fuel
Recommended fuel Premium unleaded gasoline (E10 acceptable)
Fuel tank capacity 14 L (3.7 US gal, 3.1 Imp.gal)
Fuel reserve amount 2.8 L (0.74 US gal, 0.62 Imp.gal)
Engine oil
Recommended brand YAMALUBE
SAE viscosity grades 10W-40
Recommended engine oil grade API service SG type or higher, JASO standard
MA
Lubrication system Wet sump
Engine oil quantity
Oil change 2.80 L (2.96 US qt, 2.46 Imp.qt)
With oil filter removal 3.20 L (3.38 US qt, 2.82 Imp.qt)
Quantity (disassembled) 3.50 L (3.70 US qt, 3.08 Imp.qt)
Oil filter
Oil filter type Cartridge
Oil pump
Oil pressure 300.0 kPa/5000 r/min at 100 °C (43.5 psi/
5000 r/min at 212 °F)
Cooling system
Coolant quantity
Radiator (including all routes) 1.72 L (1.82 US qt, 1.51 Imp.qt)
Coolant reservoir (up to the maximum level
mark) 0.28 L (0.30 US qt, 0.25 Imp.qt)
Radiator cap valve opening pressure 107.9–137.3 kPa (1.08–1.37 kgf/cm², 15.6–19.9
psi)
Cooling system leak test pressure 137.3 kPa (1.37 kgf/cm², 19.9 psi)
Thermostat
Valve opening temperature 80.0–84.0 °C (176.00–183.20 °F)
Valve full open temperature 95.0 °C (203.00 °F)

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