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6. CYLINDER HEAD/VALVES DINK50/ 125
SPECIFICATIONS(DINK 50) Unit: mm
Standard (mm) Service Limit (mm)
Item
50cc 50cc
IN 0.04
Valve clearance (cold)
EX 0.04
Cylinder head compression pressure 14(kg/cm)
Cylinder head warpage
IN 25.7611 25.3
Camshaft cam height
EX 25.5628 25.2
IN 10.000-10.015 10.10
Valve rocker arm I.D.
EX 10.00-10.015 10.10
Valve rocker arm shaft IN 9.972-9.987 9.91
O.D. EX 9.972-9.987 9.91
IN 1.0 1.8
Valve seat width
EX 1.0 1.8
IN 4.475-4.490 4.4
Valve stem O.D.
EX 4.475-4.490 4.4
IN 4.500-4.512 4.580
Valve guide I.D.
EX 4.500-4.512 4.580
Valve stem-to-guide IN 0.10-0.037 0.08
clearance EX 0.030-0.057 0.10
6-4