Yamaha DR2A17 EFI PTV Operator's Manual page 52

SPECIFICATIONS
ENGINE
1
Description:
2
Engine type
Number of cylinders
Displacement
Bore x stroke
3
Compression ratio
Rated output
Cooling system
Starting system
4
Ignition system
Spark plug type
Spark plug gap
Lubrication system
5
Engine oil type
Engine oil capacity
Oil change quantity
6
TRANSMISSION
7
Transmission:
Type
V-belt width and outer line length
8
V-belt wear limit
Governor:
Type
9
Factory speed setting
Differential/reduction gear:
10
11
10-2
Items
Items
DR2A17 PTV
4-stroke, Gasoline, OHV
Single
357 cm
85 x 63 mm (3.30 x 2.48 in.)
8.1:1
8.5 kw (11.4 hp)/3500 rpm
Forced air-cooled
Starter
TCI Magneto
BPR2ES
0.7-0.8 mm (0.028-0.031 in.)
Splash
Yamalube SAE 10W30 4-cycle oil
1.0 L, 1000 cc (1.0 US qt)
1.0 L, 1000 cc (1.0 US qt)
DR2A17 PTV
V-belt automatic centrifugal engagement
31.0 x 1010 mm (1.20 x 39.76 in.)
27.0 mm (1.06 in.)
Oil bath flyweight
31.38 km/h (19.5 mph)
Secondary reduction system helical gear
Secondary reduction ratio:
Forward 9.789 / Reverse 14.358
Differential type bevel gear
Lubricant/capacity:
Recommend Yamalube: 475 cc (16.06 oz)
SAE 80W-90 gear oil
3
J0D