Advertisement
26
IV. ENGINE
Assembly
Valve and torsion bar valve spring
1. lnstall the outer torsion bar to the torsion bar valve spring.
Fig. 4-15
(1) Outer torsion bar
(2) Torsion bar bolder
2. lnstall the torsion bar assembly and outer arm to the
cylinder head.
1'.g. 4-16
(l) Torsion bar assembly
(2) Outer arm
3. lnstall the valve, valve spring retainer and valve cotters.
NOTE:
After assembly, check to make sure that the valve stem and
the fork of the outer arm is not binding. If they afe
binding, the valve stem may be bent.
4. Use a torque
wrench and "Valve Ufter"
(Tool No.
07973-2830001), torque the torsion bar to make su re that
it has been torqued to the proper value and lock the holder
with the dowel pino
Specified torque: 51.2-64.0 kg-cm (3.7-4.6Ibs-ft)
5. Tighten the holder with the bolt.
NOTE:
The torque wrench is used to test the strength of the valve
torsion bars. If the above force is required to line up the
dowel and end cap, alI is correct. If less force is required,
replace torsion bar valve springs.
Hg.4-IM
(I)Valvelifter
(2) Torque wrench
(3) Dow~l pin
Advertisement
