wsm wg972-e4 Workshop Manual page 99

WG972-E4, WSM
Idle Gear Shaft to Idle Gear Bushing
• Idle Gear Shaft
• Idle Gear Bushing
Piston Pin Bore
Piston Pin to Small End Bushing
• Piston Pin
• Small End Bushing
Piston Pin to Small End Bushing
(Spare Parts)
• Small End Bushing
Piston Ring
• Top Ring
• Second Ring
• Oil Ring (Upper and lower rail)
Piston Ring to Piston Ring Groove
• Top Ring
• Second Ring
• Oil Ring
Connecting Rod
Crankshaft
Item
Oil Clearance
O.D.
I.D.
I.D.
Oil Clearance
O.D.
I.D.
Oil Clearance
I.D.
Gap
Gap
Gap
Clearance
Clearance
Clearance
Alignment
Side Clearance
Alignment
1-S8
Factory Specification
0.020 to 0.088 mm
0.00079 to 0.0035 in.
19.967 to 19.980 mm
0.78611 to 0.78661 in.
20.000 to 20.051 mm
0.78741 to 0.78940 in.
20.000 to 20.013 mm
0.78741 to 0.78791 in.
0.012 to 0.038 mm
0.00048 to 0.0014 in.
20.002 to 20.013 mm
0.78748 to 0.78791 in.
20.025 to 20.040 mm
0.78839 to 0.78897 in.
0.013 to 0.075 mm
0.00052 to 0.0029 in.
20.026 to 20.077 mm
0.78843 to 0.79043 in.
0.15 to 0.35 mm
0.0059 to 0.013 in.
0.30 to 0.45 mm
0.012 to 0.017 in.
0.20 to 0.70 mm
0.0079 to 0.027 in.
0.080 to 0.12 mm
0.0032 to 0.0047 in.
0.065 to 0.10 mm
0.0026 to 0.0039 in.
0.060 to 0.15 mm
0.0024 to 0.0059 in.
–
0.15 to 0.31 mm
0.0059 to 0.012 in.
–
ENGINE
Allowable Limit
0.10 mm
0.0039 in.
–
–
20.05 mm
0.7894 in.
0.10 mm
0.0039 in.
–
–
0.15 mm
0.0059 in.
–
1.25 mm
0.0492 in.
1.25 mm
0.0492 in.
1.25 mm
0.0492 in.
0.15 mm
0.0059 in.
0.15 mm
0.0059 in.
0.20 mm
0.0079 in.
0.05 mm
0.002 in.
0.50 mm
0.020 in.
0.02 mm
0.0008 in.
KiSC issued 07, 2015 A