
•
Use a reamer to bore the holes the valve stems slide through so that the inside diameter is
at the prescribed value. The interference between the seat on the head and the valve guide
must be 0.046 - 0.075 mm (0.0018 - 0.0030 in)
VALVE GUIDE COUPLING - VALVES (INLET)
Specification
Desc./Quantity
Valve guide inside diameter
5.0 - 5.012 mm (0.19685 - 0.19732 in)
Valve stem diameter
4.972 - 4.987 mm (0.19574 - 0.19633 in)
Fitting clearance
0.013 - 0.040 mm (0.00051 - 0.00157 in)
VALVE GUIDE COUPLING - VALVES (OUTLET)
Specification
Desc./Quantity
Valve guide inside diameter
5.0 - 5.012 mm (0.19685 - 0.19732 in)
Valve stem diameter
4.960 - 4.975 mm (0.19527 - 0.19587 in)
Fitting clearance
0.025 - 0.052 mm (0.00098 - 0.00205 in)
Checking the cylinder head
Check that:
•
The planes of contact with the cover and with the cylinder are not scored or damaged so as
to compromise a perfect seal.
•
Check that the clearance between the valve guide holes and valve stanchions is within the
prescribed limits.
•
Check the status of the valve seats.
INLET VALVE SEAT DETAIL DRAWING
OUTLET VALVE SEAT DETAIL DRAWING
- If the width of the mark on the valve seat is larger than the prescribed limits, true the seats with a 45°
milling cutter and then grind.
Engine
Stelvio 1200 NTX MY11
ENG - 200
Содержание Stelvio 1200 MY11 2011
Страница 1: ...SERVICE STATION MANUAL B043090 Stelvio 1200 NTX MY11 ...
Страница 4: ......
Страница 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...
Страница 54: ...INDEX OF TOPICS SPECIAL TOOLS S TOOLS ...
Страница 61: ...INDEX OF TOPICS MAINTENANCE MAIN ...
Страница 72: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...
Страница 133: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...
Страница 146: ...INDEX OF TOPICS ENGINE ENG ...
Страница 147: ...Gearbox Diagram key 1 Ball bearing Stelvio 1200 NTX MY11 Engine ENG 147 ...
Страница 255: ...INDEX OF TOPICS POWER SUPPLY P SUPP ...
Страница 267: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Страница 295: ...INDEX OF TOPICS CHASSIS CHAS ...
Страница 326: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Страница 356: ...INDEX OF TOPICS BODYWORK BODYW ...
Страница 378: ...INDEX OF TOPICS PRE DELIVERY PRE DE ...