TOYOTA 2011 Tundra - Manual (Page 675)

656
6-1. Specifications
Engine
4.0L V6 (1GR-FE) engine
4.6L V8 (1UR-FE) and 5.7L V8 (3UR-FE, 3UR-FBE) engines
Model 1GR-FE
Type 6-cylinder V-type, 4-cycle, gasoline
Bore and stroke 3.70 × 3.74 in. (94.0 × 95.0 mm)
Displacement 241.4 cu.in. (3956 cm
3
)
Drive belt tension Automatic adjustment
Valve clearance
(engine cold)
Automatic adjustment
Model 1UR-FE, 3UR-FE, 3UR- FBE
Type 8-cylinder V-type, 4-cycle, gasoline
Bore and stroke
4.6L V8 (1UR-FE) engine
3.70
× 3.27 in. (94.0 × 83.0 mm)
5.7L V8 (3UR-FE, 3UR-FBE) engine
3.70
× 4.02 in. (94.0 × 102.0 mm)
Displacement
4.6L V8 (1UR-FE) engine
281.2 cu.in. (4608 cm
3
)
5.7L V8 (3UR-FE, 3UR-FBE) engine
345.6 cu.in. (5663 cm
3
)
Drive belt tension Automatic adjustment
Valve clearance
(engine cold)
Automatic adjustment