Ezgo 1600xd, Repair Manual

Page: 44 / 416

3
-6
SUUV-W00 Apr. 2011
SAFETY
FIRST
GENERAL
ENGINE
CVT
TRANSMISSION
CHASSIS
REAR AXLE
BRAKE
FRONT AXLE
STEERING
HYDRAULIC
ELECTRIC
INDEX
2.3 SERVICE SPECIFICATIONS
2.3.1 CYLINDER HEAD
Item Reference Value Allowable Limit
Distortion of cylinder head surface length.
-
0.05 mm (0.0020 in.) /
100 mm (4 in.) of cylinder
head surface length.
Thickness of gasket When tightened
1.15 ~ 1.25 mm (0.045 ~ 0.049 in.)
-
Top clearance 0.7 ~ 0.9 mm (0.0275 ~ 0.0354 in.) -
Tightness of head bolts Refer to “NOTE” in 2.3.15
“TIGHTENING TORQUE” -
ENGINE - SPECIFICATIONS
2.3.2 VALVES
Reference Value Allowable Limit
Item
Valve seat width
Valve seat angle (intake, exhaust)
O.D. of valve stems (intake, exhaust)
I.D. of valve guides (intake, exhaust)
Clearance between valve
stems and guides
Valve recessing
Valve clearance (intake, exhaust) cold
-
-
-
-
0.1 mm
0.004 in.
1.3 mm
0.051 in.
-
2.1 mm
0.083 in.
1.047, 0.785 rad.
60°, 45°
6.960 ~ 6.975 mm
0.2740 ~ 0.2746 in.
7.010 ~ 7.025 mm
0.2759 ~ 0.2765 in.
0.035 ~ 0.065 mm
0.0014 ~ 0.0026 in.
-0.05 ~ +0.15 mm
-0.002 ~ +0.006 in.
0.15 mm
0.006 in
2.3.3 VALVE SPRINGS
Free length
Fitted length
Load to compress to fi tted length
Squareness
Reference Value Allowable Limit
34.8 mm
1.37 in.
-
63 N / 31 mm
6.4 kgf / 31 mm,
14.1 lbs / 1.22 in.
-
Item
35.1 ~ 35.6 mm
1.382 ~ 1.402 in.
30.99 mm
1.2201 in.
74 N / 31 mm
7.5 kgf / 31 mm,
16.5 lbs / 1.22 in.
1.3 mm
0.051 in.
UTV(EZGO향)_03_ENGINE.indd 6 UTV(EZGO향)_03_ENGINE.indd 6 2011-04-04 오후 3:41:44 2011-04-04 오후 3:41:44