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Toyota 1HZ Repair Manual

Toyota 1HZ
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EM-73
ENGINE MECHANICAL Cylinder Head
ASSEMBLY OF CYLINDER HEAD
(See page EM-54)
HINT:
Thoroughly clean all parts to be assembled.
Before installing the parts, apply new engine oil to all
sliding and rotating surfaces.
Replace all gaskets and oil seals with new ones.
1. INSTALL FRONT AND REAR ENGINE HANGERS
Install the engine hangers as shown in the illustration.
2. INSTALL HALF CIRCULAR PLUG
(a) Remove any old packing (FIPG) material.
(b) Apply seal packing to the half circular plug as shown.
Seal packing: Part No. 08826-00080 or equivalent
(c) Install the half circular plug to the cylinder head.
3. SELECT COMBUSTION CHAMBER SHIM
A. If using new combustion chamber:
Using a micrometer, measure the thickness of each used
combustion chamber at the position shown in the illustra-
tion, then select the number of shims to be used.
Shim thickness: 0.03 mm (0.0012 in.)
NOTICE: If combustion chamber shims were already
being used, do not perform the above step; use the
same number of shims as were used before.
B. If reusing combustion chamber:
Install the combustion chamber back in the same position it
was originally at.
4. (1PZand1HZ)
INSTALL COMBUSTION CHAMBERS
(a) Align the knock pin of the combustion chamber with
the notch of the cylinder head.
(b) Using a plastic-faced hammer, tap in the (shim and)
combustion chamber.

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Toyota 1HZ Specifications

General IconGeneral
Fuel TypeDiesel
Maximum Power96 kW (129 hp) at 3800 rpm
Firing Order1-5-3-6-2-4
AspirationNaturally aspirated
Fuel SystemDirect injection
Cooling SystemWater-cooled
Displacement4.2 L (4164 cc)
Maximum Torque285 N·m (210 lb·ft) at 2200 rpm
ValvetrainSOHC, 12 valves (2 per cylinder)

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