2012 Yamaha Motorsports RS Viking Professional Owners Manual - Page 81

2012 Yamaha Motorsports RS Viking Professional Manual

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Specifications ESU1246C Dimensions: Overall length: 3270 mm (128.7 in) Overall width: 1185 mm (46.7 in) Overall height: 1380 mm (54.3 in) Weight: With oil and fuel: 397.0 kg (875 lb) Ski stance: 1020 mm (40.2 in) Engine: Type: Liquid cooled 4-stroke, 12 valves Cylinder arrangement: Inline 3-cylinder Displacement: 973 cm³ Bore × stroke: 79.0 × 66.2 mm (3.11 × 2.61 in) Idling speed: 1300-1500 r/min Engine oil: Recommended grade: API service SG type or higher, JASO standard MA Recommended brand: YAMALUBE Type: SAE 0W-30 Carburetor: Model × quantity: CVK40 × 3 Fuel: Type: REGULAR UNLEADED GASOLINE ONLY Minimum pump octane (R+M)/2: 86 Starting system: Electric starter Chassis: Drive track: Material: Molded rubber, fiberglass-rod reinforced Type: Internal drive type Width: 500 mm (19.7 in) Deflection: 35.0-45.0 mm (1.38-1.77 in) Length on ground: 1204 mm (47.4 in) Rear suspension: Type: Slide rail suspension Track sprocket wheel: Material: Polyethylene Number of teeth: 8 Transmission: Clutch type: Automatic centrifugal engagement Overall reduction ratio: 7.41-1.95 : 1 Overall reduction ratio [L]: 9.91-2.61 : 1 Sheave distance: 267.0-270.0 mm (10.51-10.63 in) Sheave offset: 13.5-16.5 mm (0.53-0.65 in) Engagement speed (Subject to change according to elevation settings.): 2200-2600 r/min Shift speed [Subject to change according to elevation settings. Usually achieved after approximately 800 m (0.5 mi) traveled.]: 8250-8750 r/min Drive chain type: Silent chain enclosed in oil bath Drive chain housing oil: Type: SAE 75W or 80W API GL-3 Gear oil Capacity: 0.35 L (0.37 US qt, 0.31 Imp.qt) Reverse system: Yes Primary reduction ratio: 3.80-1.00 : 1 Secondary reduction ratio [D]: 39/20 (1.95) Secondary reduction ratio [L]: 39/20 × 29/47 × 52/24 (2.61) Secondary reduction ratio [R]: 2.46 Fuel tank capacity: 40.0 L (10.57 US gal, 8.80 Imp.gal) 75

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Specifications
75
ESU1246C
Dimensions:
Overall length:
3270 mm (128.7 in)
Overall width:
1185 mm (46.7 in)
Overall height:
1380 mm (54.3 in)
Weight:
With oil and fuel:
397.0 kg (875 lb)
Ski stance:
1020 mm (40.2 in)
Engine:
Type:
Liquid cooled 4-stroke, 12 valves
Cylinder arrangement:
Inline 3-cylinder
Displacement:
973 cm³
Bore
×
stroke:
79.0
×
66.2 mm (3.11
×
2.61 in)
Idling speed:
1300–1500 r/min
Engine oil:
Recommended grade:
API service SG type or higher, JASO
standard MA
Recommended brand:
YAMALUBE
Type:
SAE 0W-30
Carburetor:
Model
×
quantity:
CVK40
×
3
Fuel:
Type:
REGULAR UNLEADED GASOLINE
ONLY
Minimum pump octane (R+M)/2:
86
Starting system:
Electric starter
Chassis:
Drive track:
Material:
Molded rubber, fiberglass-rod reinforced
Type:
Internal drive type
Width:
500 mm (19.7 in)
Deflection:
35.0–45.0 mm (1.38–1.77 in)
Length on ground:
1204 mm (47.4 in)
Rear suspension:
Type:
Slide rail suspension
Track sprocket wheel:
Material:
Polyethylene
Number of teeth:
8
Transmission:
Clutch type:
Automatic centrifugal engagement
Overall reduction ratio:
7.41–1.95 : 1
Overall reduction ratio [L]:
9.91–2.61 : 1
Sheave distance:
267.0–270.0 mm (10.51–10.63 in)
Sheave offset:
13.5–16.5 mm (0.53–0.65 in)
Engagement speed (Subject to change
according to elevation settings.):
2200–2600 r/min
Shift speed [Subject to change according to
elevation settings. Usually achieved after
approximately 800 m (0.5 mi) traveled.]:
8250–8750 r/min
Drive chain type:
Silent chain enclosed in oil bath
Drive chain housing oil:
Type:
SAE 75W or 80W API GL-3 Gear oil
Capacity:
0.35 L (0.37 US qt, 0.31 Imp.qt)
Reverse system:
Yes
Primary reduction ratio:
3.80–1.00 : 1
Secondary reduction ratio [D]:
39/20 (1.95)
Secondary reduction ratio [L]:
39/20
×
29/47
×
52/24 (2.61)
Secondary reduction ratio [R]:
2.46
Fuel tank capacity:
40.0 L (10.57 US gal, 8.80 Imp.gal)