Yamaha XT660 2004, Руководство по обслуживанию

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SPEC
ENGINE SPECIFICATIONS
Camshaft
Drive system Chain drive (left) ----
Intake camshaft lobe dimensions
Measurement A 43.488 ~ 43.588 mm (1.7121 ~ 1.7161 in) 43.338 mm
(1.7062 in)
Measurement B 36.959 ~ 37.059 mm (1.4551 ~ 1.4590 in) 36.840 mm
(1.4504 in)
Exhaust camshaft lobe dimensions
Measurement A 43.129 ~ 43.229 mm (1.6980 ~ 1.7019 in) 42.983 mm
(1.6922 in)
Measurement B 37.007 ~ 37.107 mm (1.4570 ~ 1.4609 in) 36.886 mm
(1.4522 in)
Valve timing
Intake - open (B.T.D.C.) 25° ----
Intake - closed (A.B.D.C.) 55° ----
Exhaust - open (B.B.D.C.) 60° ----
Exhaust - closed (A.T.D.C.) 20° ----
Overlap angle “A” 45° ----
Maximum camshaft runout ---- 0.040 mm
(0.0016 in)
Timing chain
Model/number of links 98
×
RH2010/126 ----
Tensioning system Automatic ----
Item Standard Limit
A
B
A
B