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10-2
UTILITY
SPECIFICATIONS
ENGINE
Items G21A
Description:
Engine type 4-stroke, Gasoline, OHV
Number of cylinders Single
Displacement 357 cm
3
Bore x stroke 3.30 x 2.48 in. (85 x 63 mm)
Compression ratio 8.1:1
Rated output 11.4 hp (8.5 kw)/3500 rpm
Cooling system Forced air cooled
Starting system Starter
Ignition system TCI Magneto
Spark plug type BPR2ES
Spark plug gap 0.028-0.031 in. (0.7-0.8 mm)
Lubrication system Splash
Engine oil type YAMALUBE 4 cycle oil or SAE 10W30
Engine oil capacity 1.16 US qt (1.1 L, 0.24 Imp gal)
Oil change quantity 1.0 US qt (0.9 L, 0.19 Imp gal)
TRANSMISSION
Items G21A
Transmission:
Type V-belt automatic centrifugal engagement
V-belt width and outer line length 1.22 x 39.76 in. (31 x 1010 mm)
V-belt wear limit 1.06 in. (27 mm)
Governor:
Type Oil bath flyweight
Factory speed setting 12 mph (19 km/h)
Differential/reduction gear: G21A
Differential type Bevel gear
Lubricant/capacity SAE 90 gear oil/0.44 US qt
(0.42 L, 0.09 Imp gal)
BATTERIES
Items G21A
Battery: BCI group 24,
RC: minimum 75 min
CCA: minimum 400A
LIT_19626_11_00 3/22/01 1:07 PM Page 10-2