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SPECIFICATIONS
7-1
SPECIFICATIONS
GENERAL SPECIFICATIONS
Model:
MX250 (7KHJ)
MX300 (7VEJ)
Dimensions:
Overall length 390 mm (15.3 in)
Overall width 444 mm (17.48 in)
Overall height 480 mm (18.90 in)
Dry weight 20–27 kg (44–59 lb)
Engine:
Engine type Air cooled 4–stroke gasoline OHV
Cylinder arrangement Single cylinder
Displacement 0.296 L (296 cm³)
Bore Stroke 80.0 59.0 mm (3.15 2.32 in)
Compression ratio 8.4 : 1
Standard compression pressure 450–550 kPa (4.5–5.5 kg/cm², 65.25–79.75 psi)
Net output* 6.4 kW (8.7 PS) (MX250)
7.0 kW (9.5 PS) (MX300)
Fuel Fuel Unleaded gasoline (Gasohol [E10] acceptable)*
Fuel tank capacity 5.5 L (1.45 US gal, 1.21 Imp gal)
Engine oil quantity 1.0 L (1.06 US qt, 0.88 Imp.qt)
Recommended oil brand YAMALUBE
Available oil grade API SE type or higher JASO MA or MB
Available viscosity index 10W-30 or 10W-40
Lubrication system Forced splashing
Air filter system Semi–wet
Cooling system Air cooled
Starting system Recoil starter
Stopping system Misfire
Rotating direction Clockwise (From flywheel)
Governor type Centrifugal weight system
Electrical:
Ignition system TCI
Ignition timing (3600 r/min) BTDC 20± 3
Spark plug type BPR4ES (NGK)
Spark plug gap 0.7–0.8 mm (0.028–0.031 in)
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