2005 YAMAHA WR 250F Chain

[x] Cancel search: Chain

Page 26 of 864

YAMAHA WR 250F 2005  Owners Manual 1 - 1
GEN
INFODESCRIPTION
EC100000
GENERAL INFORMATION
EC110000
DESCRIPTION
1Clutch lever
2Hot starter lever
3Engine stop switch
4Trip meter
5Main switch
6Start switch
7Front brake lever
8Throttle gri

Page 76 of 864

YAMAHA WR 250F 2005  Owners Manual 1 - 51
GEN
INFO
EC1B0000
CLEANING AND 
STORAGE
EC1B1000CLEANING
Frequent cleaning of your machine
will enhance its appearance, main-
tain good overall performance, and
extend the life of many componen

Page 78 of 864

YAMAHA WR 250F 2005  Owners Manual 1 - 53
GEN
INFO
EC1B2001STORAGE
If your machine is to be stored for 60
days or more, some preventive mea-
sures must be taken to avoid deterio-
ration. After cleaning the machine
thoroughly, prepare i

Page 81 of 864

YAMAHA WR 250F 2005  Owners Manual GENERAL SPECIFICATIONS
2 - 2
SPEC
Oil capacity:
Engine oil
Periodic oil change 1.2 L (1.06 Imp qt, 1.27 US qt)
With oil filter replacement 1.3 L (1.14 Imp qt, 1.37 US qt)
Total amount 1.4 L (1.23 Imp

Page 83 of 864

YAMAHA WR 250F 2005  Owners Manual MAINTENANCE SPECIFICATIONS
2 - 4
SPEC
MAINTENANCE SPECIFICATIONS
ENGINE
Item Standard Limit
Cylinder head:
Warp limit ---- 0.05 mm 
(0.002 in)
Cylinder:
Bore size 77.00 ~ 77.01 mm 
(3.0315 ~ 3.0319 in

Page 84 of 864

YAMAHA WR 250F 2005  Owners Manual MAINTENANCE SPECIFICATIONS
2 - 5
SPEC
Timing chain:
Timing chain type/No. of links 92RH2010-114M/114 ----
Timing chain adjustment method Automatic ----
Valve, valve seat, valve guide:
Valve clearance

Page 89 of 864

YAMAHA WR 250F 2005  Owners Manual MAINTENANCE SPECIFICATIONS
2 - 10
SPEC
Part to be tightened Thread size Q’tyTightening torque
Nm m·kg ft·lb
Spark plug M10S × 1.0 1 13 1.3 9.4
Camshaft cap M6 × 1.0 10 10 1.0 7.2
Cylinder head b

Page 90 of 864

YAMAHA WR 250F 2005  Owners Manual MAINTENANCE SPECIFICATIONS
2 - 11
SPEC
NOTE:
 - marked portion shall be checked for torque tightening after break-in or before each race. Silencer M8 × 1.25 2 35 3.5 25
Silencer clamp M8 × 1.25 1 16
Page:   1-8 9-16 17-24 25-32 33-40 ... 64 next >