SELVA MARINE Kingfish 25 Service Manual page 38

Item
Crankcase
Crankshaft journal oil
clearance
Item
Cylinder
Bore
Piston
Diameter
Measuring point
Piston clearance
Ring groove (Top)
Ring groove (2nd)
Ring groove (Oil)
Pin boss inside diameter
Pin outside diameter
Oversize diameter
1st
2nd
Piston ring
End gap measuring point
Top ring
Type
Dimension height (B)
Dimension width (T)
End gap (*1)
Side clearance
2nd ring
Type
Dimension height (B)
Dimension width (T)
End gap (*1)
Side clearance
Oil ring
Dimension height (B)
Dimension width (T)
End gap (*1)
Side clearance
Connecting rod
Small end inside diameter
Big end inside diameter
Big end side clearance
Crankpin oil clearance
Unit
STD
mm (in) 0.012–0.036 (0.0005–0.0014)
Unit
E.ST.
mm (in) 65.000–65.015 (2.5591–2.5596)
mm (in) 64.950–64.965 (2.5571–2.5577)
mm (in)
mm (in) 0.035–0.065 (0.0014–0.0026)
mm (in) 1.210–1.230 (0.0476–0.0484)
mm (in) 1.510–1.530 (0.0594–0.0602)
mm (in) 2.520–2.540 (0.0992–0.1000)
mm (in) 15.974–15.985 (0.6289–0.6293)
mm (in) 15.965–15.970 (0.6285–0.6287)
mm (in) 65.200–65.215 (2.5669–2.5675)
mm (in) 65.450–65.465 (2.5768–2.5774)
mm (in)
mm (in) 1.170–1.190 (0.0461–0.0469)
mm (in) 2.300–2.500 (0.0906–0.0984)
mm (in) 0.150–0.300 (0.0059–0.0118)
mm (in) 0.020–0.060 (0.0008–0.0024)
mm (in) 1.470–1.490 (0.0579–0.0587)
mm (in) 2.600–2.800 (0.1024–0.1102)
mm (in) 0.300–0.500 (0.0118–0.0197)
mm (in) 0.020–0.060 (0.0008–0.0024)
mm (in) 2.360–2.480 (0.0929–0.0976)
mm (in)
mm (in) 0.200–0.700 (0.0079–0.0276)
mm (in) 0.040–0.180 (0.0016–0.0071)
mm (in) 15.985–15.998 (0.6293–0.6298)
mm (in) 36.000–36.024 (1.4173–1.4183)
mm (in) 0.050–0.220 (0.0020–0.0087)
mm (in) 0.016–0.040 (0.0006–0.0016)
Power unit technical data
Model
Model
E.ST.PT.
5.0 (0.20)
20.0 (0.79)
Barrel
Taper
2.750 (0.1083)
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