SELVA MARINE Wahoo 15 Service Manual page 44

SPEC
Item
Rocker arm shaft
Outside diameter
Rocker arm
Inside diameter
Valve
Valve clearance (cold)
Intake
Exhaust
Head diameter (A)
Intake
Exhaust
Face width (B)
Intake
Exhaust
Seat contact width (C)
Intake and exhaust
Margin thickness (D)
Intake
Exhaust
Stem diameter
Intake
Exhaust
Stem runout limit
Guide inside diameter
Intake and exhaust
Stem-to-guide clearance
Intake
Exhaust
Valve guide height
Intake and exhaust
Valve spring
Free length
Tilt limit
Cylinder
Bore size
2-17
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)
mm (in)
mm (in)
mm (in)
Model
15E
12.941–12.951 (0.5095–0.5099)
13.000–13.018 (0.5118–0.5125)
0.15–0.25 (0.006–0.010)
0.25–0.35 (0.010–0.014)
27.9–28.1 (1.10–1.11)
24.0–24.2 (0.94–0.95)
1.98–2.40 (0.0780–0.0945)
1.98–3.11 (0.0780–0.1224)
1.2–1.6 (0.047–0.063)
0.8–1.2 (0.0315–0.0472)
1.0–1.4 (0.0394–0.0551)
5.475–5.490 (0.2156–0.2161)
5.460–5.475 (0.2150–0.2156)
0.01 (0.0004)
5.500–5.512 (0.2165–0.2170)
0.010–0.037 (0.0004–0.0015)
0.025–0.052 (0.0010–0.0020)
10.8 ± 0.2 (0.4 ± 0.01)
32.63 (1.2846)
1.4 (0.055)
63.000–63.015 (2.4803–2.4809)
20E 20ET
6AG3J11