1-S5
G2160, WSM
ENGINE
2. SERVICING SPECIFICATIONS
[1] ENGINE BODY
Cylinder Head
W1013874
Valves
W1014656
Valve Timing
W1013874
Item Factory Specification Allowable Limit
Cylinder Head Surface Flatness – 0.05 mm
0.0020 in.
Top Clearance 0.50 to 0.70 mm
0.0197 to 0.0276 in.
–
Compression Pressure 2.84 to 3.24 MPa
29.0 to 33.0 kgf/cm
2
412 to 469 psi
2.26 MPa
23.0 kgf/cm
2
327 psi
Variance Among Cylinders – 10 % or less
Valve Clearance (Cold) 0.145 to 0.185 mm
0.00571 to 0.00728 in.
–
Valve Seat Width 2.12 mm
0.0835 in.
–
Valve Seat Angle 0.79 rad
45°
–
Valve Face Angle 0.79 rad
45°
–
Valve Recessing −0.10 to 0.10 mm
−0.0039 to 0.0039 in.
0.3 mm
0.0118 in.
Clearance between Valve Stem and Valve Guide
Valve Stem O.D.
Valve Guide I.D.
0.030 to 0.057 mm
0.00118 to 0.00224 in.
5.968 to 5.980 mm
0.23496 to 0.23543 in.
6.010 to 6.025 mm
0.23661 to 0.23720 in.
0.10 mm
0.0039 in.
–
–
Intake Valve Open 0.35 rad (20°)
before T.D.C.
–
Close 0.79 rad (45°)
after B.D.C.
–
Exhaust Valve Open 0.89 rad (50°)
before B.D.C.
–
Close 0.26 rad (15°)
after T.D.C.
–