Page 1297 of 1807

EM0AL-02
P0218510 mm Adhesive Width
2 - 3 mm
Adhesive
Z08040
Protrusion
P12307
(4) (3) (2) (1)
EM0645
Upward
Wide
Narrow
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
EM-45
1150 Author: Date:
1997 SUPRA (RM502U)
REASSEMBLY
HINT:
Thoroughly clean all parts to be assembled.
Before installing the parts, apply fresh engine oil to all slid-
ing and rotating surfaces.
Replace all gaskets and oil seals with new ones.
1. INSTALL HEATER UNION
HINT:
When using a new cylinder head, a new heater union must be
installed.
(a) Apply adhesive to the end of the heater union as shown
in the illustration.
Adhesive:
Part No. 08833-00070, THREE BOND 1324
or equivalent
(b) Using a wooden block and hammer, tap in a new heater
union, leaving standard position protruding from the cylin-
der head.
Standard protrusion:
48 mm (1.89 in.)
NOTICE:
Do not tap it in too far.
2. INSTALL VALVES
(a) Install a new oil seal on the valve guide bushing.
(b) Install these parts:
(1) Valve
(2) Spring seat
(3) Valve spring
(4) Spring retainer
NOTICE:
Confirm the correct direction of the valve spring.
Page 1298 of 1807
P12308
SST
P02269
EM-46
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
1151 Author: Date:
1997 SUPRA (RM502U)
(c) Using SST, compress the valve spring and place the 2
keepers around the valve stem.
SST 09202-70020 (09202-00010)
(d) Using a plastic-faced hammer, lightly tap the valve stem
tip to ensure a proper fit.
3. INSTALL VALVE LIFTERS AND SHIMS
(a) Install the valve lifter and shim.
(b) Check that the valve lifter rotates smoothly by hand.
4. INSTALL EGR COOLER
Install a new gasket and the EGR cooler with the 8 bolts.
Torque: 8.8 N´m (90 kgf´cm, 78 in.´lbf)
5. INSTALL CAMSHAFT POSITION SENSORS
Install the gasket and sensor with the 2 bolts.
Torque: 8.8 N´m (90 kgf´cm, 78 in.´lbf)
6. INSTALL ENGINE HANGERS AND GROUND STRAP
Torque: 39 N´m (400 kgf´cm, 29 ft´lbf)
Page 1299 of 1807

EM0AM-02
P02111
Z02387
10 mm
Bi-Hexagon
Wrench
12
14 1013
11 84
6125
379
P02424
Painted Mark
Front
P02425
Painted Mark
90°
90°90°
90°
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
EM-47
1152 Author: Date:
1997 SUPRA (RM502U)
INSTALLATION
1. PLACE CYLINDER HEAD ON CYLINDER BLOCK
(a) Place a new cylinder head gasket in position on the cylin-
der block.
NOTICE:
Be sure to install it correctly.
(b) Place the cylinder head in position on the cylinder head
gasket.
2. INSTALL CYLINDER HEAD BOLTS
HINT:
The cylinder head bolts are tightened in 2 progressive
steps (steps (c) and (f)).
If any of bolts break or deform, replace them.
(a) Apply a light coat of engine oil on the threads and under
the heads of the cylinder head bolts.
(b) Install the 14 plate washers to each cylinder head bolt.
(c) Using a 10 mm bi-hexagon wrench, uniformly tighten the
cylinder head bolts, in several passes, in the sequence
shown.
Torque: 34 N´m (350 kgf´cm, 25 ft´lbf)
If any of the bolts do not meet the torque specification, replace
the bolt.
(d) Mark the front of the cylinder head bolt head with paint.
(e) Retighten the cylinder head bolts by 90° in the numerical
order shown in the illustration on previous page.
(f) Retighten cylinder head bolts by an additional 90° shown
in the illustration on previous page.
(g) Check that the painted mark is now turned to the rear.
Page 1300 of 1807
P02362
Up Knock PinUp
Knock
Pin
P02589
P02434
EM0050
MP Grease
P02177
Front
EM-48
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
1153 Author: Date:
1997 SUPRA (RM502U)
3. INSTALL CAMSHAFTS
(a) Apply engine oil to the thrust portion of the camshaft.
(b) Place the camshaft on the cylinder head with the cam
lobe facing up as shown.
(c) Place the No.3 and No.7 bearing caps in their proper loca-
tion.
(d) Apply a light coat of engine oil on the threads and under
the heads of the bearing cap bolts.
(e) Temporarily tighten these bearing cap bolts uniformly and
alternately, in several passes, until the bearing caps are
snug with the cylinder head.
(f) Apply MP grease to a new camshaft oil seal lip.
(g) Install the 2 oil seals to the camshafts.
Page 1301 of 1807
P04790
Seal Packing
2 mm
P02590
Z02733
14
14 13
1312
11
12
112
2 1
18
8 7
76
65
510
109
94
4 3
3
P02372SST
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
EM-49
1154 Author: Date:
1997 SUPRA (RM502U)
(h) Clean the installed surfaces of the No.1 bearing cap and
cylinder head with cleaner.
(i) Apply seal packing to the No.1 bearing cap as shown.
Seal packing: Part No. 08826-00080 or equivalent
(j) Install the No.1, No.2, No.4, No.5 and No.6 bearing caps
in their proper locations.
(k) Apply a light coat of engine oil on the threads and under
the heads of the bearing cap bolts.
(l) Install and uniformly tighten the 14 bearing cap bolts on
one side, in several passes, in the sequence shown.
Torque: 20 N´m (200 kgf´cm, 14 ft´lbf)
(m) Using SST, push the 2 oil seals in as far as they can go.
SST 09316-6001 1 (09316-00011, 09316-00051)
Page 1302 of 1807

P02694
P02695
120°120°
P02696
120°
120°
A02174
P03960
EM-50
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
1155 Author: Date:
1997 SUPRA (RM502U)
(n) Rotate the camshaft with a wrench at the hexagon posi-
tion, bring the forward straight pin up.
(o) Loosen the 12 bearing cap bolts as shown, until they can
be turned by hand; retighten, in several passes.
Torque: 20 N´m (200 kgf´cm, 14 ft´lbf)
(p) Turn the camshaft 1/3 of revolution.
(q) Loosen the 8 bearing cap bolts as shown, until they can
be turned by hand; retighten, in several passes.
Torque: 20 N´m (200 kgf´cm, 14 ft´lbf)
(r) Turn the camshaft a further 1/3 of a revolution.
(s) Loosen the 8 bearing cap bolts as shown, until they can
be turned by hand; retighten, in several passes.
Torque: 20 N´m (200 kgf´cm, 14 ft´lbf)
4. CHECK AND ADJUST VALVE CLEARANCE
(See page EM-4)
Turn the camshaft, and position the cam lobe upward, check
and adjust the valve clearance.
5. INSTALL NO.4 TIMING BELT COVER
Install the timing belt cover with 4 bolts.
Torque: 8.0 N´m (80 kgf´cm, 71 in.´lbf)
6. INSTALL CAMSHAFT TIMING PULLEYS
(a) Align the camshaft knock pin with the groove in the pulley,
and slide on the pulley.
(b) Temporarily install the timing pulley bolt.
Page 1303 of 1807

P02421
P11777
Seal Packing
P12290
Engine wire Bracket
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
EM-51
1156 Author: Date:
1997 SUPRA (RM502U)
(c) Hold the hexagon portion of the camshaft with a wrench,
and tighten the timing pulley bolt.
Torque: 81 N´m (810 kgf´cm, 60 ft´lbf)
7. INSTALL NO.1 AND NO.2 CYLINDER HEAD
COVERS
(a) Remove any old packing (FIPG) material.
(b) Apply seal packing to the cylinder head as shown in the
illustration.
Seal packing: Part No. 08826-00080 or equivalent
(c) Install the gaskets to the No.1 and No.2 cylinder head
covers.
(d) Install the seal washers to the mounting bolts.
(e) Install the No.1 cylinder head cover with the 4 seal wash-
ers and 4 bolts.
Torque: 5.5 N´m (55 kgf´cm, 49 in.´lbf)
(f) Install the No.2 cylinder head cover with the 4 seal wash-
ers and 4 bolts.
Torque: 5.5 N´m (55 kgf´cm, 49 in.´lbf)
(g) Install the PCV valve.
(h) Install the cruise control actuator cable bracket and IAC
valve pipe clamp with the 2 bolts.
8. INSTALL SPARK PLUGS
9. INSTALL IGNITION COILS ASSEMBLIES
(See page IG-7)
10. INSTALL TIMING BELT (See page EM-21)
11. INSTALL INTAKE MANIFOLD AND DELIVERY PIPE
ASSEMBLY
Install a new gasket, the intake manifold, delivery pipe assem-
bly and engine wire bracket with the 4 bolts and 2 nuts.
Torque: 27 N´m (280 kgf´cm, 20 ft´lbf)
Page 1304 of 1807

P12114
EM-52
- ENGINE MECHANICAL (2JZ-GTE)CYLINDER HEAD
1157 Author: Date:
1997 SUPRA (RM502U)
12. INSTALL FUEL INLET PIPE
(a) Connect the fuel inlet pipe with 2 new gaskets and the
union bolt.
Torque: 42 N´m (420 kgf´cm, 30 ft´lbf)
(b) Install the clamp bolt to the intake manifold.
13. INSTALL FUEL PRESSURE PULSATION DAMPER
(See page SF-32)
14. INSTALL PRESSURE TANK AND VSV ASSEMBLY
Torque: 21 N´m (210 kgf´cm, 15 ft´lbf)
15. CONNECT ENGINE WIRE
(a) Install the engine wire protector to the intake manifold
with the nut.
(b) Install the 2 ground straps to the intake manifold with the
bolts.
(c) Connect these connectors and clamps:
VSV connector for EVAP
6 injectors connectors
HINT:
The No.1, No.3 and No.5 injector connectors are dark gray, and
the No.2, No.4 and No.6 injector connectors are gray.
2 camshaft position sensor connectors
3 engine wire clamps to injector holders
16. INSTALL AIR INTAKE CHAMBER ASSEMBLY
(See page SF-29)
17. CONNECT FUEL RETURN HOSE
18. INSTALL PS PUMP
Torque: 58 N´m (590 kgf´cm, 43 ft´lbf)
19. INSTALL NO.1 WATER BYPASS PIPE AND
WATER OUTLET
(a) Install 2 new O-rings to the No.1 water bypass pipe.
(b) Apply soapy water to the O-rings.
(c) Install the No.1 water bypass pipe to the water pump.
(d) Install a new gasket and the water outlet with the 2 bolts.
Torque: 21 N´m (210 kgf´cm, 15 ft´lbf)
(e) Connect the ECT sensor and sender gauge connectors.
(f) Connect the upper radiator hose to the water outlet.
20. INSTALL DRIVE BELT
Install the drive belt by turning the drive belt tensioner clock-
wise.
21. M/T:
INSTALL DRIVE BELT TENSIONER DAMPER
(See page EM-21)