Chapter 2. Specifications; General Specifications - Yamaha YFM660FP Service Manual

GENERAL SPECIFICATIONS

Item
Model code:
Dimensions:
Overall length
Overall width
Overall height
Seat height
Wheelbase
Minimum ground clearance
Minimum turning radius
Basic weight:
With oil and full fuel tank
Engine:
Engine type
Cylinder arrangement
Displacement
Bore × stroke
Compression ratio
Standard compression pressure (at sea level) 1,324 kPa (13.24 kg/cm
Starting system
Lubrication system:
Oil type or grade:
Engine oil
0° 10° 30° 50°
YAMALUBE 4 (20W40) or SAE 20W40
YAMALUBE 4 (10W30) or SAE 10W30
SAE 5W30
-20° -10° 0° 10°
Final gear oil
Differential gear oil
Oil capacity:
Engine oil
Periodic oil change
With oil filter replacement
Total amount
Final gear case oil
Periodic oil change
Total amount
GENERAL SPECIFICATIONS
SPECIFICATIONS
70° 90° 110° 130°F
20° 30° 40° 50°C
2 - 1
Standard
5KM1
5KM5
2,085 mm (82.1 in)
1,150 mm (45.3 in)
1,210 mm (47.6 in)
880 mm (34.6 in)
1,275 mm (50.2 in)
275 mm (10.83 in)
3,200 mm (126 in)
290 kg (639 lb)
Liquid-cooled 4-stroke, SOHC
Forward-inclined single cylinder
3
660 cm
100 × 84 mm (3.94 × 3.31 in)
9.1 : 1
2
r/min
Electric and recoil starter
Wet sump
API service SE, SF, SG type or higher
SAE 80API "GL-4" Hypoid Gear Oil
SAE 80API "GL-4" Hypoid Gear Oil
1.9 L (1.7 lmp qt, 2.0 US qt)
2.0 L (1.8 lmp qt, 2.1 US qt)
2.2 L (1.9 lmp qt, 2.3 US qt)
0.25 L (0.22 lmp qt, 0.26 US qt)
0.30 L (0.26 lmp qt, 0.32 US qt)
SPEC
, 188.31 psi) at 850
2