In case it gives you any comfort, here's what it says about the 2009 EX35 on the Canadian Infiniti site (infiniti.ca):
Engine 3.5-litre (3,498cc) V6, aluminum-alloy block and heads. Low-friction molybdenum-coated pistonsDOHC, 4 valves per cylinder with microfinished camshafts. Continuously Variable Valve Timing Control System (CVVTCS) for intake and exhaust valves297 HP @ 6,800 rpm253 lb-ft @ 4,800 rpmHigh-flow tuned induction systemCertified LEV2 (Low Emission Vehicle Tier 2)Also, "253" is quoted here:
http://www.infinitiusa.com/ex/specs-options/
HTH,David