Yamaha TDM850 1996 User Manual

2-4
MAINTENANCE SPECIFICATIONS
SPEC
Head Dia Face Width Seat Width Margin Thickness
MAINTENANCE SPECIFICATIONS
ENGINE
Item Standard Limit
Cylinder head:
Warp limit
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0.03 mm
Cylinder:
Bore size
Taper limit
Out of round limit
89.500  89.505 mm
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89.6 mm
0.05 mm
0.03 mm
Camshaft:
Drive method
Camshaft cap inside diameter
Camshaft outside diameter
Camshaft-to-cap clearance
Cam dimensions
Timing chain (right)
25.000  25.021 mm
24.967  24.980 mm
0.020  0.054 mm
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Intake “A”
“B”
“C”
Exhaust “A”
“B”
“C”
Camshaft runout limit
35.95  36.05 mm
27.95  28.05 mm
7.9  8.1 mm
35.95  36.05 mm
27.95  28.05 mm
7.9  8.1 mm
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35.85mm
27.85mm
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35.85 mm
27.85 mm
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0.03 mm
Cam chain:
Cam chain type/No. of links
Cam chain adjustment method
82RH2015/138
Automatic
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Valve, valve seat, valve guide:
Valve clearance (cold) IN
EX
Valve dimensions:
0.15  0.20 mm
0.25  0.30 mm
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“A” head diameter IN
EX
25.9  26.1 mm
27.9  28.1 mm
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Yamaha TDM850 1996 Specifications

General

Displacement	849 cc
Bore x Stroke	89.5 mm x 67.5 mm
Compression Ratio	10.5:1
Fuel System	Carburetor
Transmission	5-speed
Final Drive	Chain
Front Suspension	Telescopic fork
Rear Suspension	Monoshock
Front Brakes	Dual disc
Rear Brakes	Single disc
Rear Tire	150/70-17
Fuel Capacity	20 liters
Seat Height	825 mm
Width	800 mm
Engine Type	4-stroke, parallel-twin
Ignition	Digital