Engine; Fuel; Service Specifications - Toyota 4-Runner-U 2006 Manual

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Engine

Model:
1GR- FE and 2UZ- FE
Type:
1GR- FE engine
6 cylinder V type, 4 cycle, gasoline
2UZ- FE engine
8 cylinder V type, 4 cycle, gasoline
Bore and stroke, mm (in.):
1GR- FE engine
94.0 95.0 (3.70 3.74)
2UZ- FE engine
94.0 84.0 (3.70 3.31)
3
Displacement, cm (cu. in.):
1GR- FE engine 3956 (241.4)
2UZ- FE engine 4664 (284.5)
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'06 4Runner_U (L/O 0508)

Fuel

Fuel type:
Unleaded gasoline, Octane Rating 87
(Research Octane Number 91) or higher.
For improved vehicle performance, use
premium unleaded gasoline with an Oc-
tane Rating of 91 (Research Octane
Number 96) or higher.
Fuel tank capacity, L (gal., Imp. gal.):
87 (23.0, 19.1)

Service specifications

ENGINE
Valve clearance (engine cold), mm (in.):
4.0 L V6 (1GR- FE) engine
Intake 0.15—0.25 (0.006—0.010)
Exhaust 0.29—0.39 (0.011—0.015)
4.7 L V8 (2UZ- FE) engine
Intake 0.15—0.25 (0.006—0.010)
Exhaust 0.25—0.35 (0.010—0.014)
Spark plug type:
4.0 L V6 (1GR- FE) engine
DENSO K20HR- U11
NGK LFR6C11
4.7 L V8 (2UZ- FE) engine
DENSO SK20R11
NGK IFR6A11
Spark plug gap, mm (in.):
1.1 (0.043)
ENGINE LUBRICATION
Oil capacity (drain and refill), L (qt., Imp.
qt.):
4.0 L V6 (1GR- FE) engine
With filter 5.2 (5.5, 4.6)
Without filter 4.9 (5.2, 4.3)
4.7 L V8 (2UZ- FE) engine
With filter 6.2 (6.5, 5.5)
Without filter 5.7 (6.0, 5.0)
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