Yamaha BR250 Service manual

Yamaha BR250 · service manual · 191 pages

Technical data

Numbers below were extracted automatically from the document. Verify them against the original manual before you order parts or apply torque.

Tightening torque

Values extracted from the document text. Check against the original before service work.

ItemValueAlsoPDF page
Recheck maximum and minimum pump6.6 N·m4.8 ft·lbp. 16
Fou r crankcase bolts14.7 N·m10.8 ft·lbp. 23
Engine mounts29.4 N·m3 kgf·mp. 30
Pin13.7 N·m1.4 kgf·mp. 65
Securing bolts9.5 N·m7 ft·lbp. 68
Oil pump gear case M6 P6.9 N·m5.1 ft·lbp. 83
Drive and track suspension98.1 N·m72.5 ft·lbp. 83
Drive and track suspension58.8 N·m43.5 ft·lbp. 83
Chain hosing cap M6 P6.4 N·m5 ft·lbp. 83
Chain tensioner lock nut M10 P32.4 N·m24 ft·lbp. 83
Rear guide wheel M8 P22.6 N·m16.5 ft·lbp. 83
Steering column and gate M8 P19.6 N·m14.5 ft·lbp. 83
Cylinder Bolt29.4 N·m22 ft·lbp. 89
Suspension Wheel68.6 N·m7 kgf·mp. 98
Axle Nut78.5 N·m58 ft·lbp. 99
Spark plug M14 x P28 N·m2.8 kgf·m · 20 ft·lbp. 146
Cylinder head (bolt) M8 x P20 N·m2 kgf·m · 14 ft·lbp. 146
Cylinder head (nut) M10 x P25 N·m2.5 kgf·m · 18 ft·lbp. 146
Flywheel magneto M16 x P73 N·m7.3 kgf·m · 53 ft·lbp. 146
Drive and track suspension15 N·m1.5 kgf·m · 11 ft·lbp. 146
K suspension60 N·m6 kgf·m · 43 ft·lbp. 146
Bearing housing M8 x Pl23 N·m2.3 kgf·m · 17 ft·lbp. 146
Bearing85 N·m8.5 kgf·m · 61 ft·lbp. 146
Front pivot shaft M10 x P65 N·m6.5 kgf·m · 47 ft·lbp. 146
Rear pivot shaft M10 x P65 N·m6.5 kgf·m · 47 ft·lbp. 146
Guide wheel shaft80 N·m8 kgf·m · 58 ft·lbp. 146
Lower end bracket M8 x P20 N·m2 kgf·m · 14 ft·lbp. 146
Engine mounting bolt M10 x P52 N·m5.2 kgf·m · 37 ft·lbp. 146

Spark plugs

Values extracted from the document text. Check against the original before service work.

ItemValueAlsoPDF page
BR8HS—p. 74
M14—p. 82
BD32-28—p. 135
L05E—p. 144
BR9ES—p. 169

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