Yamaha 2005 MT-01, Service Manual

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ENGINE SPECIFICATIONS
2-3
Spark plug (s)
Manufacturer/model NGK/DPR7EA-9
Manufacturer/model DENSO/X22EPR-U9
Spark plug gap 0.8–0.9 mm (0.031–0.035 in)
Cylinder head
Volume 98.60–103.60 cm³ (6.02–6.32 cu.in)
Warpage limit* 0.03 mm (0.0012 in)
Camshaft
Drive system Gear drive
Camshaft to crankcase clearance 0.050–0.084 mm (0.0020–0.0033 in)
Camshaft lobe dimensions
Intake A 38.241–38.341 mm (1.5055–1.5095 in) (cylinder
#1)
38.243–38.343 mm (1.5056–1.5096 in) (cylinder
#2)
Limit 38.141 mm (1.5016 in) (cylinder #1)
38.143 mm (1.5017 in) (cylinder #2)
Intake B 31.950–32.050 mm (1.2579–1.2618 in)
Limit 31.850 mm (1.2539 in)
Exhaust A 38.236–38.336 mm (1.5054–1.5093 in)
Limit 38.136 mm (1.5014 in)
Exhaust B 31.950–32.050 mm (1.2579–1.2618 in)
Limit 31.850 mm (1.2539 in)
Rocker arm/rocker arm shaft
Rocker arm inside diameter 18.000–18.018 mm (0.7087–0.7094 in)
Limit 18.036 mm (0.7101 in)
Rocker arm shaft outside diameter 17.976–17.991 mm (0.7077–0.7083 in)
Rocker-arm-to-rocker-arm-shaft clearance 0.009–0.042 mm (0.0004–0.0017 in)
Limit 0.080 mm (0.0032 in)
*
A
B