Section 04
ENGINE
Subsection 03
(494, 583 AND 670 ENGINE TYPES)
04-03-9
All Models
2, Cylinder Head Screw
Torque cylinder head screws following illustrated
sequence. On 583 and 670 engines longer
screws go on intake side.
Torque screws
no. 1
to 10 N•m (90 lbf•
in
).
RAVE SYSTEM
Install exhaust valve in cylinder with its mention
TOP
upward (see illustration at removal).
Install gasket and valve rod housing with their pas-
sages toward bottom.
1. Passages
Torque cylindrical screws to 10 N•m (90 lbf•
in
).
Check free sliding action of valve.
Install bellows over valve rod housing groove and
secure with a clamp.
Screw by hand valve piston on valve rod until it
bottoms.
Secure bellows to valve piston with a clamp.
Install spring, cover and spring clip. Turn adjust-
ment screw by hand until it bottoms.
ENGINE
TYPE
CYLINDER HEAD SCREWS
TIGHTENING TORQUE
494, 583
and 670
29 N•m (21 lbf•ft)
Apply grease under screw head
A24C0JA
5
11
1
12
6
4
3
2
7
9
8
10
1
A24C08A
Summary of Contents for Formula 500 1998
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Page 358: ...SKANDIC WT SWT ANNEX 1 ...
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Page 364: ...MX Z440 ANNEX 3 ...
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Page 369: ...MX Z 500 583 670 ANNEX 4 ...
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Page 374: ...FORMULA Z 583 670 ANNEX 5 ...
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Page 380: ...FORMULA 500 DL 583 DL ANNEX 6 ...
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Page 386: ...FORMULA 500 SUMMIT 500 583 670 ANNEX 7 ...
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Page 392: ...GRAND TOURING 500 583 ANNEX 8 ...
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