Yamaha 2009 YZF-R1 (Y) User Manual

PERIODIC MAINTENANCE
3-30
9. Install:
• Engine oil filler cap
10. Start the engine, warm it up for several
minutes, and then turn it off.
11. Check:
• Engine
(for engine oil leaks)
12. Install:
• Lower cowlings
Refer to “GENERAL CHASSIS” on page
4-1.
13. Check:
• Engine oil level
Refer to “CHECKING THE ENGINE OIL
LEVEL” on page 3-28.
EAS20820
MEASURING THE ENGINE OIL PRESSURE
1. Check:
• Engine oil level
Below the minimum level mark “a” → Add
the recommended engine oil to the
proper level.
2. Start the engine, warm it up for several
minutes, and then turn it off.
ECA13410
When the engine is cold, the engine oil will
have a higher viscosity, causing the engine
oil pressure to increase. Therefore, be sure
to measure the engine oil pressure after
warming up the engine.
3. Remove:
• Main gallery bolt “1”
WARNING
EWA12980
The engine, muffler and engine oil are
extremely hot.
4. Install:
• Oil pressure gauge “1”
• Oil pressure adapter H “2”
5. Measure:
• Engine oil pressure
(at the following conditions)
Out of specification → Check.
Engine oil quantity
Total amount
4.58 L (4.84 US qt, 4.03 Imp.qt)
Without oil filter cartridge
replacement
3.73 L (3.94 US qt, 3.28 Imp.qt)
With oil filter cartridge replace-
ment
3.93 L (4.15 US qt, 3.46 Imp.qt)
Pressure gauge
90890-03153
YU-03153
Oil pressure adapter H
90890-03139
Oil pressure
320 kPa/5000 r/min (3.20 kgf/
cm²/5000 r/min, 45.5 psi/5000
r/min) at 75–85 °C (167–185 °F)

Yamaha 2009 YZF-R1 (Y) Specifications

General

Bore x Stroke	78.0 mm x 52.2 mm
Compression Ratio	12.7:1
Fuel System	Fuel injection with YCC-T and YCC-I
Ignition	TCI: Transistor Controlled Ignition
Transmission	6-speed w/multiplate slipper clutch
Final Drive	Chain
Front Tire	120/70-ZR17
Rear Tire	190/55-ZR17
Seat Height	835 mm
Wet Weight	206 kg
Engine Type	Liquid-cooled, 4-stroke, DOHC, inline 4-cylinder
Front Suspension	43 mm inverted fork, fully adjustable
Rear Suspension	Single shock, fully adjustable
Front Brakes	Dual 310 mm discs, radial-mount 6-piston calipers
Rear Brakes	220 mm disc, single-piston caliper
Dimensions (L x W x H)	2, 070 mm x 715 mm x 1, 130 mm
Wheelbase	1415 mm
Fuel Capacity	18 L