Toyota Tundra. Manual — part 1996

Fig. 55: Checking Cylinder Surface For Cracks
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

REPLACEMENT

1

REPLACE INTAKE VALVE GUIDE BUSH

a

Heat the cylinder head to approximately 80 to 100°C (176 to 212°F)

b

Place the cylinder head on wooden blocks

c

Using SST and a hammer, tap out the valve guide bush

SST 09201-10000 (09201-01050), 09950-70010 (09951-07100)

Fig. 56: Tapping Out Valve Guide Bush
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

d

Using a caliper gauge, measure the bush bore diameter of the cylinder head side

Standard cylinder bore diameter: 10.285 to 10.306 mm (0.405 to 0.406 in.)

If the bush bore diameter of the cylinder head is between 10 285 to 10 306 mm (0 405 to 0 406 in ),
proceed to the next step

If the bush bore diameter of the cylinder head is 10 356 mm (0 408 in ) or more, replace the
cylinder head

2009 Toyota Tundra

2009 ENGINE Engine Mechanical (3UR-FE) - Tundra

Fig. 57: Checking Bush Bore Diameter Of Cylinder Head Side
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

e

Select a new guide bush (STD or O/S 0 05), and measure its diameter

f

Machine the bush bore diameter of the cylinder head side to the diameter of the selected guide
bush

Bush bore diameter

BUSH BORE DIAMETER SPECIFICATIONS

Standard bush length: 41.3 to 41.7 mm (1.63 to 1.64 in.)

g

Using SST and a hammer, tap in a new guide bush to the standard protrusion height

SST 09201-10000 (09201-01050), 09950-70010 (09951-07100)

Standard protrusion height: 14.3 to 14.7 mm (0.563 to 0.579 in.)

Fig. 58: Identifying Protrusion Height
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

h

Using a sharp 5 5 mm reamer, ream the guide bush to obtain the standard oil clearance between the
guide bush and valve stem

Bush Size

Specified Condition

STD

10 333 to 10 344 mm (0 4068 to 0 4072 in )

O/S 0 05 10 383 to 10 394 mm (0 4088 to 0 4092 in )

2009 Toyota Tundra

2009 ENGINE Engine Mechanical (3UR-FE) - Tundra

Standard oil clearance: 0.025 to 0.060 mm (0.000984 to 0.00236 in.)

Fig. 59: Reaming Guide Bush
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

REPLACE EXHAUST VALVE GUIDE BUSH

a

Heat the cylinder head to approximately 80 to 100°C (176 to 212°F)

b

Place the cylinder head on wooden blocks

c

Using SST and a hammer, tap out the valve guide bush

SST 09201-10000 (09201-01050), 09950-70010 (09951-07100)

Fig. 60: Tapping Out Valve Guide Bush
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

d

Using a caliper gauge, measure the bush bore diameter of the cylinder head

Standard cylinder bore diameter: 10.285 to 10.306 mm (0.405 to 0.406 in.)

If the bush diameter of the cylinder head is between 10 285 to 10 306 mm (0 405 to 0 406 in ),
proceed to the next step

If the bush bore diameter of the cylinder head is 10 356 mm (0 408 in ) or more, replace the
cylinder head

2009 Toyota Tundra

2009 ENGINE Engine Mechanical (3UR-FE) - Tundra

Fig. 61: Checking Bush Bore Diameter Of Cylinder Head
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

e

Select a new guide bush (STD or O/S 0 05), and measure its diameter

f

Machine the bush bore diameter of the cylinder head side to the diameter of the selected guide
bush

Bush bore diameter

BUSH BORE DIAMETER SPECIFICATIONS

Standard bush length: 46.8 to 47.2 mm (1.84 to 1.86 in.)

g

Using SST and a hammer, tap in a new guide bush to the standard protrusion height

SST 09201-10000 (09201-01050), 09950-70010 (09951-07100)

Standard protrusion height: 14.3 to 14.7 mm (0.563 to 0.579 in.)

Fig. 62: Identifying Protrusion Height
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

h

Using a sharp 5 5 mm reamer, ream the guide bush to obtain the standard oil clearance between the
guide bush and valve stem

Bush Size

Specified Condition

STD

10 333 to 10 344 mm (0 4068 to 0 4072 in )

O/S 0 05 10 383 to 10 394 mm (0 4088 to 0 4092 in )

2009 Toyota Tundra

2009 ENGINE Engine Mechanical (3UR-FE) - Tundra