1995 TOYOTA SUPRA Engine mechanical

(b) Install these parts:
(1) Valve
(2) Spring seat
(3) Valve spring
(4) Spring retainer
HINT: Install the valve spring, facing the painted mark up-
ward.
(c) Using SST, compress the valve spring and place the 2
keepers around the valve stem.
SST 09202±70010
(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 NVm (90 kgfVcm, 78 in.Vlbf)
5. 2JZ±GE:
INSTALL ECT SENSOR AND SENDER GAUGE
Torque: 20 NVm (200 kgfVcm, 14 ftVlbf)
6. 2JZ±GE:
INSTALL GROUND STRAP AND THROTTLE CABLE
BRACKET
7. 2JZ±GE:
INSTALL ENGINE HANGERS
Torque: 39 NVm (400 kgfVcm, 29 ftVlbf)
± ENGINEENGINE MECHANICALEG±61

8. 2JZ±GTE:
INSTALL CAMSHAFT POSITION SENSORS
Install the gasket and sensor with the 2 bolts.
Torque: 8.8 NVm (90 kgfVcm, 78 in.Vlbf)
9. 2JZ±GTE:
INSTALL ENGINE HANGERS AND GROUND STRAP
Torque: 39 NVm (400 kgfVcm, 29 ftVlbf)
CYLINDER HEAD INSTALLATION
(2JZ±GE)
1. INSTALL CYLINDER HEAD
A. Place cylinder head on cylinder block
(a) Place a new cylinder head gasket in position on the cylinder
block.
NOTICE: Be sure to install it correctly.
(b) Place the cylinder head in position on the cylinder head
gasket.
B. Install cylinder head bolts
HINT:
wThe cylinder head bolts are tightened in 2 progressive
steps (steps (c) and (f)).
wIf 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 NVm (350 kgfVcm, 25 ftVlbf)
If any of the bolts do not meet the torque specification, re-
place the bolt.
(d) Mark the front of the cylinder head bolt head with paint. EG±62
± ENGINEENGINE MECHANICAL

(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.
2. 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
location.
(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.
± ENGINEENGINE MECHANICALEG±63

(g) Install the 2 oil seals to the camshafts.
(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 NVm (200 kgfVcm, 14 ftVlbf)
EG±64± ENGINEENGINE MECHANICAL

(m) Using SST, push the 2 oil seals in as far as they can go.
SST 09316±60010 (09316±00010, 09316±00050)
(n) Rotate the camshaft with a wrench at the hexagon position,
bring the forward straight pin up.
(o) Loosen the 3 bearing cap bolts as shown, until they can be
turned by hand; retighten, in several passes.
Torque: 20 NVm (200 kgfVcm, 14 ftVlbf)
(p) Turn the camshaft 1/3 of revolution.
(q) Loosen the 2 bearing cap bolts as shown, until they can be
turned by hand; retighten, in several passes.
Torque: 20 NVm (200 kgfVcm, 14 ftVlbf)
(r) Turn the camshaft a further 1/3 of a revolution.
(s) Loosen the 2 bearing cap bolts as shown, until they can be
turned by hand; retighten, in several passes.
Torque: 20 NVm (200 kgfVcm, 14 ftVlbf)
3. CHECK AND ADJUST VALVE CLEARANCE
(See steps 5 to 6 in valve clearance inspection and ad-
justment)
Turn the camshaft, and position the cam lobe upward, check
and adjust the valve clearance.
4. INSTALL NO.4 TIMING BELT COVER
Install the timing belt cover with 4 bolts.
Torque: 8.8 NVm (90 kgfVcm, 78 in.Vlbf)
± ENGINEENGINE MECHANICALEG±65

5. 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.
(c) Hold the hexagon portion of the camshaft with a wrench, and
tighten the timing pulley bolt.
Torque: 79 NVm (810 kgfVcm, 59 ftVlbf)
6. INSTALL NO.3, 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 No.2 cylinder head cover with the 4 bolts.
Torque: 8.3 NVm (85 kgfVcm, 74 in.Vlbf)
(e) Install the No.1 cylinder head cover with the 4 bolts.
Torque: 8.3 NVm (85 kgfVcm, 74 in.Vlbf)
(f) Install the No.3 cylinder head cover with the 4 bolts and 4
nuts.
Torque: 8.3 NVm (85 kgfVcm, 74 in.Vlbf)
(g) Install the PCV valve.
7. INSTALL INTAKE MANIFOLD AND DELIVERY PIPE
ASSEMBLY
Install a new gasket, the intake manifold and delivery pipe as-
sembly with the 6 bolts and 2 nuts.
Torque: 27 NVm (280 kgfVcm, 20 ftVlbf)
EG±66± ENGINEENGINE MECHANICAL

8. INSTALL FUEL INLET PIPE
(a) Connect the fuel inlet pipe with 2 new gaskets and the union
bolt.
Torque: 42 NVm (420 kgfVcm, 30 ftVlbf)
(b) Install the clamp bolt to the intake manifold.
9. INSTALL FUEL PRESSURE PULSATION DAMPER
(See fuel pressure pulsation damper installation in SFI
System)
10. INSTALL INTAKE MANIFOLD STAY
Torque: 39 NVm (400 kgfVcm, 29 ftVlbf)
11. INSTALL WATER OUTLET AND NO.1 BYPASS HOSE
ASSEMBLY
12. CONNECT ENGINE WIRE
(a) Install the engine wire protector to the intake manifold with
the 3 nuts.
(b) Connect these connectors:
w6 injector 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.
wECT sensor connector
wECT sender gauge connector
(c) Install the 2 wire clamps to the intake manifold with the bolts.
(d) Install the 2 ground straps to the intake manifold with the
bolts.
(e) Install the engine wire bracket to the water pump with the bolt.
13. INSTALL VACUUM CONTROL VALVE SET
Torque: 21 NVm (210 kgfVcm, 15 ftVlbf)
14. INSTALL AIR INTAKE CHAMBER
(a) Install a new gasket and the intake chamber with the 5 bolts
and nut.
Torque: 27 NVm (280 kgfVcm, 20 ftVlbf)
(b) Install the bolt holding the engine wire protector to the air
intake chamber.
(c) Except California:
Connect the vacuum sensing hose to the fuel pressure regu-
lator.
15. INSTALL STARTER
(See starter removal in Starting System)
16. INS TALL OIL DIP S TICK GUIDE S FO R ENG INE AND
TRANSMISSION
(a) Install a new O±ring to the dipstick guide.
(b) Apply soapy water to the O±ring.
(c) Connect the dipstick guide end to the oil pan.
(d) Install the 2 dipstick guides with the 2 bolts.
17. INSTALL ENGINE WIRE BRACKET
18. CONNECT FUEL RETURN HOSE
± ENGINEENGINE MECHANICALEG±67

19. INSTALL WATER BYPASS OUTLET AND NO.1 WATER
BYPASS PIPE
(See step 3 in water pump installation in Cooling System)
20. INSTALL TIMING BELT
(See steps 11 to 17 in timing belt removal)
21. INSTALL SPARK PLUGS
22. INSTALL DISTRIBUTOR AND CORDS ASSEMBLY
(See steps 2, 3 and 5 in distributor installation in Ignition
System)
23. CONNECT HIGH±TENSION CORDS TO CYLINDER HEAD
COVERS
(See step 1 in high±tension cords and cord clamps
installation in Ignition System)
24. INSTALL NO.3 TIMING BELT COVER
25. INSTALL CYLINDER HEAD REAR COVER
26. INSTALL NO.2 VACUUM PIPE AND VSV ASSEMBLY
27. INSTALL AIR INTAKE CHAMBER STAYS
HINT: The No.1 stay is marked with ºFº, and No.2 stay is
marked with ºRº.
(a) Install the No.1 stay with the bolt and nut.
Torque: 18 NVm (185 kgfVcm, 13 ftVlbf)
(a) Install the No.2 stay with the bolt and nut.
Torque: 18 NVm (185 kgfVcm, 13 ftVlbf)
28. I N S TA L L T H R OTTLE BODY AND INTAKE AIR
CONNECTOR ASSEMBLY
(See in injector removal in SFI System)
29. CONNECT EVAP HOSE
30. CONNECT BRAKE BOOSTER VACUUM HOSE
31. INSTALL PS PUMP
(a) Install the pump rear stay with the 2 bolts.
Torque: 39 NVm (400 kgfVcm, 29 ftVlbf)
(b) Install the pump housing with the 2 bolts.
Torque: 58 NVm (590 kgfVcm, 43 ftVlbf)
(c) Connect these hoses:
wAir hose to No.4 timing belt cover
wAir hose to air intake chamber
32. INSTALL EXHAUST MANIFOLDS
(a) Install a new gasket and the exhaust manifold with 4 new
nuts. Install the No.1 and No.2 exhaust manifolds.
Torque: 39 NVm (400 kgfVcm, 29 ftVlbf)
(b) Connect the 2 (main heated) oxygen sensor connectors.
(c) Except California:
Install the manifold heat insulator with the 4 nuts. EG±68
± ENGINEENGINE MECHANICAL