COUPLINGS
BUSHING CATEGORY
CRANKCASE
HALVES CATEGORY
BUSHING INSIDE DIAMETER AFTER FITTING
B
2
29.024 ÷ 29.054
C
1
29.024 ÷ 29.054
2
29.018 ÷ 29.048
E
1
29.018 ÷ 29.048
Combine the shaft with two category 1 crankwebs with the category 1 crankcase (or cat. 2 with cat. 2).
Furthermore a spare crankcase cannot be matched with a crankshaft with mixed categories. The spare
crankshaft has half-shafts of the same category.
CATEGORIES
CRANKCASE HALVES
ENGINE HALF-SHAFT
BUSHING
Cat. 1
Cat. 1
E
Cat. 2
Cat. 2
B
Cat. 1
Cat. 2
C
Cat. 2
Cat. 1
C
N.B.
DO NOT TAKE THE MEASUREMENT ON THE TWO HALF-
SHELL COUPLING SURFACE SINCE THE ENDS ARE RE-
LIEVED TO ALLOW BENDING DURING THE DRIVING
OPERATION.
N.B.
CRANKCASES FOR REPLACEMENTS ARE SELECTED
WITH CRANKCASE HALVES OF THE SAME CATEGORY
AND ARE FITTED WITH CATEGORY C BUSHINGS (YEL-
LOW)
Characteristic
Crankshaft-bushing maximum clearance ad-
mitted:
0.08 mm
Diameter of crankcase without bushing
CAT. 1
: 32.959 ÷ 32.965 mm
CAT. 2
: 32.953 ÷ 32.959 mm
Cylinder Head
Before performing head service operations, thoroughly clean all coupling surfaces. Note the position of
the springs and the valves so as not to change the original position during refitting
- Using a trued bar and a feeler gauge check that
the cylinder head surface is not worn or distorted.
Characteristic
Maximum allowable run-out:
0.1 mm
- In case of faults, replace the head.
Characteristics
Vespa GTS Super 300 ie (2008)
CHAR - 24
Summary of Contents for GTS Super 300 ie 2008
Page 1: ...MANUALE STAZIONE DI SERVIZIO Vespa GTS Super 300 ie 2008 ...
Page 4: ......
Page 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...
Page 32: ...INDEX OF TOPICS TOOLING TOOL ...
Page 44: ...INDEX OF TOPICS MAINTENANCE MAIN ...
Page 56: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL ...
Page 60: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...
Page 115: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...
Page 123: ...INDEX OF TOPICS ENGINE ENG ...
Page 170: ...Engine Vespa GTS Super 300 ie 2008 ENG 170 ...
Page 178: ...INDEX OF TOPICS INJECTION INJEC ...
Page 179: ...Vespa GTS Super 300 ie 2008 Injection INJEC 179 ...
Page 205: ...Components location Vespa GTS Super 300 ie 2008 Injection INJEC 205 ...
Page 215: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Page 239: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Page 254: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS ...
Page 255: ...Circuit diagram Vespa GTS Super 300 ie 2008 Cooling system COOL SYS 255 ...
Page 256: ...Cooling system Vespa GTS Super 300 ie 2008 COOL SYS 256 ...
Page 260: ...INDEX OF TOPICS CHASSIS CHAS ...
Page 272: ...INDEX OF TOPICS PRE DELIVERY PRE DE ...
Page 276: ...INDEX OF TOPICS TIME TIME ...