Reassembly [10/2016 - 08/2018]: Procedure

WARNING: This page is about a different car, the 2018 Toyota Sequoia, 2017 Toyota Sequoia, and 2016 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL STUD BOLT

Using E7 and E8 "TORX" socket wrenches, install the stud bolts.

Stud bolts A, B, C, D

Torque: 9.0 N.m (92 kgf/cm, 80 in.lbf)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSTALL NO. 2 STRAIGHT SCREW PLUG

Using a 14 mm hexagon wrench, install 2 new gaskets and the 2 straight screw plugs.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Torque: 85 N.m (867 kgf/cm, 63 ft.lbf)

INSTALL NO. 1 STRAIGHT SCREW PLUG

Using a 10 mm hexagon wrench, install 6 new gaskets and the 6 straight screw plugs.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Torque: 44 N.m (449 kgf/cm, 32 ft.lbf)

INSTALL VALVE SPRING SEAT
1. Install the valve spring seats to the cylinder head.

INSTALL VALVE STEM OIL SEAL

Apply a light coat of engine oil to new oil seals.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NOTE:

Pay attention when installing the intake and exhaust oil seals. For example, installing the intake oil seal into the exhaust side or installing the exhaust oil seal into the intake side can cause installation problems later.

HINT:

for Intake Side
The intake side valve stem oil seals is gray or black.
for Exhaust Side
The exhaust side valve stem oil seals is black or gray.

Using SST, push in the oil seals.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

SST: 09201-41020

NOTE:

Failure to use SST will cause the seal to be damaged or improperly seated.

INSTALL INTAKE VALVE

Apply plenty of engine oil to the tip area of the intake valve shown in the illustration.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Install the valve, compression spring and spring retainer to the cylinder head.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NOTE:

Install the same parts in the same combination to their original locations.
Install the inner compression spring to the wide end of the cylinder head sub-assembly.

Using SST and wooden blocks, compress the spring and install the retainer locks.

SST: 09202-70020
1. 09202-01010
2. 09202-01020
SST: 09202-00021

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Using a plastic-faced hammer, lightly tap the valve stem tip to ensure a proper fit.

NOTE:

Do not damage the valve stem tip.
Be careful not to damage the retainer.

INSTALL EXHAUST VALVE

Apply plenty of engine oil to the tip area of the exhaust valve shown in the illustration.

Install the valve, compression spring and spring retainer to the cylinder head.

NOTE:

Install the same parts in the same combination to their original locations.
Install the inner compression spring to the wide end of the cylinder head sub-assembly.

Using SST and wooden blocks, compress the spring and install the retainer locks.

SST: 09202-70020
1. 09202-01010
2. 09202-01020
SST: 09202-00021

Using a plastic-faced hammer, lightly tap the valve stem tip to ensure a proper fit.

NOTE:

Do not damage the valve stem tip.
Be careful not to damage the retainer.