2010 Hyundai Sonata Owner's Manual - Page 278

VEHICLE SPECIFICATIONS 9 3 ENGINE J070A02NF-AAT ITEMS Engine Type Bore x Stroke in.(mm) Displacement cu.in.(cc) Firing order Valve clearance (cold engine) Intake Exhaust Idle speed (rpm) Ignition timing (Base) 2.4L 4-Cyl., In-line DOHC 3.46 x 3.81 (88 x 97) 143.9(2,359) 1-3-4-2 3.3L 6-Cyl., V-type DOHC 3.62 x 3.29 (92.0 x 83.8) 203.9 (3,342) 1-2-3-4-5-6 0.006 ~ 0.009 in. (0.17 ~ 0.23 mm) 0.01 ~ 0.012 in. (0.27 ~ 0.33 mm) 650 ± 100 BTDC 8° ± 5° 620 ± 100 BTDC 10° ± 5°