SELVA MARINE Kingfish 25 Service Manual page 35

SPEC
Item
Valve spring
Free length
Tilt
Camshaft
Cam lobe height
Intake
Exhaust
Cam lobe width
Intake and exhaust
Journal diameter #1
Journal diameter #2
Cylinder head journal inside
diameter
Runout
Rocker arm shaft
Outside diameter
Rocker arm
Inside diameter
Valve
Clearance
Intake
Exhaust
Head diameter
Intake
Exhaust
Seat contact width
Intake and exhaust
Margin thickness
Intake
Exhaust
Item
Cylinder head
Warpage limit
Valve stem
Diameter
Intake
Exhaust
Runout
Intake and exhaust
1-15
Specification
Unit
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
Unit
mm (in)
mm (in)
mm (in)
mm (in)
Model
STD
39.9 (1.57)
1.7 (0.07)
30.839–30.939 (1.2141–1.2181)
30.937–31.037 (1.2180–1.2219)
25.950–26.050 (1.0217–1.0256)
36.925–36.945 (1.4537–1.4545)
36.935–36.955 (1.4541–1.4549)
37.000–37.025 (1.4567–1.4577)
0.030 (0.0012)
15.971–15.991 (0.6288–0.6296)
16.000–16.018 (0.6299–0.6306)
0.20 ± 0.05 (0.008 ± 0.002)
0.30 ± 0.05 (0.012 ± 0.002)
31.900–32.100 (1.2559–1.2638)
26.600–26.800 (1.0472–1.0551)
1.200–1.600 (0.0472–0.0629)
0.800–1.200 (0.0315–0.0472)
1.000–1.400 (0.0394–0.0551)
Model
E.ST. E.ST.PT.
0.10 (0.0039)
5.475–5.490 (0.2156–0.2161)
5.460–5.475 (0.2150–0.2156)
0.010 (0.0004)