General Specifications

*** The torque specifications listed in this article have been updated by Technical Service Bulletin # 96200031, dated October, 1996. ***

DIMENSIONS
Flatness Of Gasket Surface:
Standard Value
Maximum 0.050 mm (0.0020 inch)
Service Limit
0.100 mm (0.0039 inch)
Flatness Of Manifold Mounting Surface:
Standard Value
Maximum 0.150 mm (0.0059 inch)
Service Limit
0.300 mm (0.0118 inch)
Oversize Rework Dimensions Of Valve Seat Hole:
Intake:
1st O.S. 0.300 mm (0.0120 inch)
33.300-33.325 mm (1.3110-1.3120 inch)
2nd O.S. 0.600 mm (0.0240 inch)
33.600-33.625 mm (1.3228-1.3238 inch)
Exhaust:
1st O.S. 0.300 mm (0.0120 inch)
28.800-28.821 mm (1.1338-1.1346 inch)
2nd O.S. 0.600 mm (0.0240 inch)
29.100-29.121 mm (1.1456-1.1465 inch)
Oversize Rework Dimensions Of Valve Guide Hole:
Intake And Exhaust:
1st O.S. 0.050 mm (0.0020 inch) O.S.
11.050-11.068 mm (0.4350-0.4357 inch)
2nd O.S. 0.250 mm (0.0100 inch) O.S.
11.250-11.268 mm (0.4430-0.4436 inch)
3rd O.S. 0.500 mm (0.0200 inch) O.S.
11.500-11.518 mm (0.4530-0.4535 inch)

TIGHTENING SPECIFICATIONS

Tightening Sequence:

Using sequence shown in the illustration and wrench tool No. 09221-32001 or 09221-11000, or equivalents, tighten cylinder head bolts as follows:

10 mm CYLINDER HEAD BOLT;
a. Tighten in sequence to 48 Nm (480 kg. cm, 35 ft. lbs.)
b. Turn in sequence 60°-65
c. Turn in sequence an additional 60°-65°
12 mm CYLINDER HEAD BOLT;
a. Tighten in sequence to 50 Nm (500 kg. cm, 37 ft. lbs.)
b. Turn in sequence 60°-65
c. Turn in sequence an additional 60°-65°