Assembling The Cylinder Head - SELVA MARINE Wahoo 15 Service Manual

Cam lobe a:
Intake:
28.546–28.646 mm
(1.1239–1.1278 in)
Exhaust:
28.582–28.682 mm
(1.1253–1.1292 in)
Cam lobe b:
Intake and exhaust:
23.95–24.05 mm
(0.9429–0.9468 in)
2. Measure the camshaft runout. Replace if
above specification.
Camshaft runout limit:
0.03 mm (0.0012 in)
3. Measure the camshaft journal diameters
c and d and the cylinder head journal
inside diameters e and f. Replace the
camshaft, cylinder head, or both if out of
specification.
e
f
6AG3J11
4. Check the automatic decompression
S6AG5240

Assembling the cylinder head

1. Install a new valve seal 1 onto the valve
c
d
S6AG5250
Camshaft journal diameter c:
21.967–21.980 mm
(0.8648–0.8654 in)
Camshaft journal diameter d:
33.935–33.955 mm
(1.3360–1.3368 in)
Cylinder head journal inside
diameter e:
22.000–22.021 mm
(0.8661–0.8670 in)
Cylinder head journal inside
diameter f:
34.000–34.025 mm
(1.3386–1.3396 in)
actuator. Replace the camshaft if dam-
aged or worn.
guide.
E
Cylinder head
1
2
3
4
5
6
S6AG5245
5
7
1
8
S6AG5280
9
5-44