2008 Toyota Tundra Owners Manual - Page 619

07 11.20 Engine Model: 4.0 L V6 (1GR−FE), 4.7 L V8 (2UZ−FE) and 5.7 L V8 (3UR−FE) engine Type: 4.0 L V6 (1GR−FE) engine 6 cylinder V type, 4 cycle, gasoline 4.7 L V8 (2UZ−FE) engine 8 cylinder V type, 4 cycle, gasoline 5.7 L V8 (3UR−FE) engine 8 cylinder V type, 4 cycle, gasoline Bore and stroke, mm (in.): 4.0 L V6 (1GR−FE) engine 94.0 95.0 (3.70 3.74) 4.7 L V8 (2UZ−FE) engine 94.0 84.0 (3.70 3.31) 5.7 L V8 (3UR−FE) engine 94.0 102.0 (3.70 4.02) Displacement, cm3 (cu. in.): 4.0 L V6 (1GR−FE) engine 3956 (241.4) 4.7 L V8 (2UZ−FE) engine 4664 (284.5) 5.7 L V8 (3UR−FE) engine 5663 (345.4) Fuel Fuel type: Unleaded gasoline, Octane Rating 87 (Research Octane Number 91) or higher. Fuel tank capacity, L (gal., Imp. gal.): 100 (26.4, 22.0) 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) 5.7 L V8 (3UR−FE) engine Automatic adjustment 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 5.7 L V8 (3UR−FE) engine DENSO SK20HR11 Spark plug gap, mm (in.): 1.1 (0.043) 589 2008 TUNDRA from Apr. '08 Prod. (OM34477U)