Mazda B-Series 1997 Workshop Manual page 144

ON-VEHICLE MAINTENANCE
INSTALLATION
-
ROCKER ARM,
PUSH ROD AND FULCRUMS
#3 INT
I
#3
EXH
#6 EXH
#6 INT
/
RIGHT HEAD LEFT HEAD
CENTER LINE
OF ENGINE
TIMING
MARKS
FULCRUM AND BOLT MUST BE FULLY
SEATED AFTER FINAL TORQUE
5. Rotate the crankshaft 120" to position "B" as shown.
6. Install the rocker arms, fulcrums, and the bolts in locations
specified in position "B".
Tightening torque:
11 N.m (111 kgf-cm, 97 inslbf)
7. Tighten all of the fulcrum bolts to the specified torque.
(
FRONT OF ENGINE
I
Tightening torque:
26-38 N m (2.6-3.9 kgf
.
m, 19-28 ft
.
Ibf}
Caution
The fulcrums must be fully seated in the cylinder
head and the push rods must be fully seated in the
rocker arm sockets and tappets before final tight-
ening.
Note
Camshaft positions "A" and "B" are required to
place the tappet assembly on the base circle of the
camshaft lobe to check the collapsed tappet gap.
Tappet gap: 2.1 5 4 . 6 9 m m (0.08-0.1 8 in)
Refer to the chart for which valve gaps to set when
the camshaft is in either position "A" or "B".
Set Gap of Valves Noted
1
Camshaft Position
No.
-
- -
---
Exh Int.
-
- - -
-
-
- -
--
--
None Int.-Exh.
- -
4
Exh.
5
- - - -
Exh.
- - -
Int
6 None Int.-Exh.
ME1 136-A
8. Apply clean engine oil to all of the rocker arm assemblies.
Exhaust manifolds
1.
Install the exhaust manifold(s).
Tightening torque:
20-30 N
-
m (2.0-3.0 kgf
.
m, 15-22 ft lbf)
2. Install the front pipe assembly nuts.
Tightening torque:
41 N.m (4.1 kgf.m, 30 ft-lbf)