Yamaha F150A Service Manual page 37

Piston ring (Oil)
Dimension height (B)
Dimension width (T)
End gap (reference data)
Side clearance
Connecting rod
Small end inside diameter
Big end inside diameter
Big end side clearance
Big end oil clearance
Crankshaft
Journal diameter
Crankpin diameter
Runout
Crankpin width
Journal oil clearance
2.400–2.470 mm (0.0945–0.0972 in)
2.300–2.700 mm (0.0906–0.1063 in)
0.15–0.60 mm (0.0059–0.0236 in)
0.04–0.13 mm (0.0016–0.0051 in)
21.022–21.037 mm (0.8276–0.8282 in)
53.025–53.045 mm (2.0876–2.0884 in)
0.14–0.31 mm (0.006–0.012 in)
0.030–0.057 mm (0.0012–0.0022 in)
51.980–52.000 mm (2.0465–2.0472 in)
49.980–50.000 mm (1.9677–1.9685 in)
0.03 mm (0.0012 in)
22.000–22.100 mm (0.8661–0.8701 in)
0.021–0.046 mm (0.0008–0.0018 in)
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Power unit technical data
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