Toyota Land Cruiser 1988 Repair Manual page 341

A-6 SERVICE SPECIFICATIONS- Engine Mechanical
Specifications (Cont'd)
Crankshaft Main journal diameter STD No.1 66.972 - 66.996 mm 2.6367 - 2.6376 in.
and bearing
No.2 68.472 - 68.496 mm 2.6957 - 2.6967 in.
(cont'd)
No.3 69.972 - 69.996 mm 2.7548-2.7557 in.
No.4 71.472 - 71.496 mm
2.8139 - 2.8148 in.
U/S 0.25 No.1
66.745- 66.755 mm
2.6278 - 2.6281 in.
No.2 68.245 - 68.255 mm 2.6868 - 2.6872 in.
No.3 69.745-69.755 mm 2.7459 2.7463 in.
No.4 71 .245 - 71.255 mm 2.8049 - 2.8053 in.
U/S 0.50 No.1 66.495 - 66.505 mm 2.6179 - 2.6183 in.
No.2 67.995-68.005 mm 2.6770-2.6774 in.
No.3
69.495 - 69.505 mm
2.7360- 2.7364 in.
No.4 70.995 - 71.005 mm 2.7951 - 2.7955 in.
Main bearing center wall thickness
STD Mark T1
2.493 - 2.497 mm
0.0981 - 0.0983 in.
Mark T2 2.497 - 2.501 mm
0.0983 - 0.0985 in.
Mark T3 2.501 - 2.505 mm 0.0985 - 0.0986 in.
Mark T4 2.505 - 2.509 mm 0.0986 - 0.0988 in.
Mark T5 2.509 - 2.513 mm 0.0988 - 0.0989 in.
Crank pin diameter
STD
52.988 - 53.000 mm 2.0861
2.0866 in.
U/S 0.25 52.701 - 52.711 mm 2.0748- 2.0752 in.
U/S 0.50
52.451 - 52.461 mm
2.0650 - 2.0654 in.
Circle runout Limit 0.12 mm 0.0048 in.
Taper and out-of-round
Main journal and crank pin Limit 0.02 mm 0.0008 in.
Torque Specifications
Part tightened kg-em ft-lb
N·m
Cylinder head x Cylinder block 1,250 90 123
Valve rocker support x Cylinder head
1 2 mm bolt head 240 17
24
14 mm bolt head and nut 340 25
33
Manifold x Cylinder head 14 mm bolt head 510
37 50
17 mm bolt head 700 51
69
Nut 570 41
56
Cylinder head cover x Cylinder head
90 78 in.-lb 8.8
Intake manifold x Intake manifold stay
300 22
29
Cylinder block x Intake manifold stay 300 22
29
Air injection manifold x Cylinder head 210 15
21
Exhaust manifold x Exhaust pipe 630
46
62
Water outlet housing x Cylinder head
250 18
25
Camshaft thrust washer x Cylinder block
120
9
12
Timing gear cover x Front end plate or cylinder block
10 mm bolt head
50
43 in.-lb 4.9
14 mm bolt head 250 18
25
Crankshaft pulley x Crankshaft
3,500 253 343