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The Yamaha YZ80 was a two-stroke motorcross dirtbike made by Yamaha from 1974 to 1999.
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Yamaha YZ80 |
Manufacturer |
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Production |
74-99 |
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Class |
Motorcross |
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Successor |
Yamaha YZ85 |
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Engine |
80 |
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Top Speed |
60 mph |
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Spark Plug |
NGK BR9ES '83 NGK B8ES '76-82 NGK B9EG '84-92 NGK B10EG '93-99 NGK B7HS '74 |
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Final Drive |
Chain: 428x107 |
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Front Sprocket |
13T |
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Rear Sprocket |
44T |
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Front Tire |
2.50-16 '74 , '78-79 2.75-16 '76 , '77 80/80-17 '84 , '85 2.75-17 '80 , '81-82 , '83 70/100-17 '86-92 , '93-99 |
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Rear Tire |
3.00-14 '74 , '76 3.60-14 '77 , '78-79 , '80 90/100-14 '86-92 , '93-99 5214 '81-82 , '83 80/80-14 '84 , '85 |
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Weight |
131 lb (60 Kg) '81 [1] (wet) |
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Oil Capacity |
change: 0.7 L rebuild: 0.75 L [1] |
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Recommended Oil |
Yamahalube 10W-30 |
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Fuel Capacity |
4.6 L '81 [1] |
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Related |
Yamaha YZ50 Yamaha YZ60 Yamaha YZ80 Yamaha YZ85 Yamaha YZ100 Yamaha YZ125 Yamaha YZ250 Yamaha YZ400 Yamaha YZ465 Yamaha YZ490 |
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Competition |
Honda CR80R Kawasaki KX80 Suzuki RM80 |
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Manuals |
1981 Yamaha YZ80H Owners service manual
1994 Yamaha YZ80 (F) LC Owners Service Manual 1996 Yamaha YZ80 Owners Service Manual 2001 Yamaha YZ80 (N) LC or LW (N) Owners Service Manual
2002 Yamaha YZ80 (PLC) (LWC) Owners Service Manual More Manuals |
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1974
- SERIAL # 462-000101 - 009661
1975 YZ80B
- SERIAL # 492-000101 - 018570
1977 YZ80D
1977 Yamaha YZ80D in Yellow
1977 Yamaha YZ80D in Yellow
1977 Yamaha YZ80D in Yellow
1977 Yamaha YZ80D in Yellow
1977 Yamaha YZ80D in Yellow
1978 YZ80E
- First year of the rear monoshock 80 was 1978- YZ80E, code 2J5.
Motor VIN: Starts with 2J5
1979
1979 Yamaha YZ80 in Yellow
1979 Yamaha YZ80 in Yellow
MotorVin: Starts with 2X6
1981 YZ80H1982
1982 Yamaha YZ80 in Yellow
1983
1983 Yamaha YZ80 in Yellow
1983 Yamaha YZ80 in Yellow
1983 Yamaha YZ80 in Yellow
19851998See AlsoReferences