Toyota Celica Supra 1986 Service And Repair Manual page 766

SERVICE SPECIFICATIONS - Engine Mechanical A-3
ENGINE MECHANICAL
Specifications
Idle spe«f
Intake manifold vacuum
Compression pressure
at
250
rpm
STO
L imit
Differen tial of
prenure
between each cylinder
Cylinder head HeOO surfece
warp~e
Camsha ft housing surface warpage
Exh<~~Ust
manifold surface warpage
lnt3ke manifo ld surface warpage
Valve seat Refaeing angle
Contacting angle
Contac1ing widt h
Valve guide Inner d iameter
bushing
Outer diamettf
STO
650 rpm
Mote
1han 430 m mKg {16.93 in.Hg, 57.3 kPa)
11.5 kg/<m' 164 ,.; 1.128 kPa
9.0 kg./ cm
1
128 psi
883 kPa
Len
t han
1,0 kg/cm
1
114 psi, 98 kPa•
Limit
0.10mm 0.0039
in.
Limit
0.10 mm 0 .0039
in,
Limit 0. 10 mm
0 .0039
in.
Limit
0.10
mm
0.0039
in .
Intake
30°.45°,60°
Exhaust
30° .45°,67.5°
45°
1.2 - 1.6 mm
0.047-0.063
in.
8-01 - 8 .03 mm 0.3154- 0 .3161 in.
13.040 - 13.051 mm 0.5134 - 0 .5138 ln.
0/S •• ,. 0.05 13.090- 13.101 mm 0 .5154-0.5158 ln.
Replacing te-mperature (cylinde-r head
side} Approx. 9tt'C t194°F)
Valve Valve overall length
STO
Intake 107.5mm 4 .232 in .
Exhaust 109.7 mm 4.319 in.
Valve face a ngle IN & EX
44.6°
Stem diameter Intake 7.970 - 7.985 mm 0 .3138 - 0.3144 in.
Exhaust 7.965- 7.980 mm 0 .3136 - 0.3142 in.
Stem o il cleara nce
STO
Intake 0.025 - 0 .060 mm 0 .0010- 0 .0024 in.
Exhaurt
0.030 - 0.065 mm
0.0012- 0.00261n.
Limit
Intake
0.08mm 0.0031 in.
Exhaust 0.10mm 0.0039 in .
Stem end refaeing limit IN & EX 0.5 mm 0.020 in.
Valve head
edge
thickness Limit Intake 0.5mm 0.020 in.
b havst 1.0 mm 0.039 in.
Val~
spring
Free length
lntal(e 49.1 mm 1.933 in,
Exhaust 52.5 mm 2.067 in.
Installed length Intake 40.0 mm 1.576 in.
ExhtvJt
43.0mm 1.693
in.
Installed load Intake
34.7 - 38.3 kg
76.5 - 84.41b 340 - 376 N
Exhaust 33.3 - 36.7 kg 73.4- 80.9 lb 327-360 N
SQvarenen 2 .0mm
0.079 in.
Lash 'dluster
Leak down test at 20 kg {44.1
lb)
2- 7 seconds/1 m.m (0,04 in ,J