Yamaha YXR70FX, Руководство по обслуживанию

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SPEC
ENGINE SPECIFICATIONS
EBS01002
ENGINE SPECIFICATIONS
Item Standard Limit
Cylinder head
Maximum warpage ---- 0.03 mm
(0.0012 in)
Cylinder
Bore 102.000 ~ 102.010 mm
(4.0157 ~ 4.0161 in) 102.080 mm
(4.0189 in)
Measuring point 50.0 mm (1.97 in) ----
Maximum taper 0.05 mm
(0.002 in)
Out of round 0.05 mm
(0.002 in)
Camshaft
Drive system Chain drive ----
Camshaft lobe dimensions
Intake measurement “A” 42.481 ~ 42.581 mm (1.6725 ~ 1.6764 in) 42.381 mm
(1.6685 in)
“B” 36.950 ~ 37.050 mm (1.4547 ~ 1.4587 in) 36.850 mm
(1.4508 in)
Exhaust measurement “A” 43.129 ~ 43.229 mm (1.6980 ~ 1.7019 in) 43.029 mm
(1.6941 in)
“B” 36.982 ~ 37.082 mm (1.4560 ~ 1.4599 in) 36.882 mm
(1.4520 in)
Maximum camshaft runout ---- 0.015 mm
(0.0006 in)
A
B