So youre stuck with your 380-hp Aston Martin 4.3L V8 Vantage and are pissed off that no one is in the market for a used Aston Martin (since the economy well sucks) so you can drop your 4.3L for a new 2009 4.7L V8 Vantage that was introduced this summer. Well dont be so angered because Aston Martin has just announced a new affordable power enhancement and a Sport Pack option for the folks that own a 4.3L V8 Vantage.Available immediately thorough dealers, customers can upgrade their 4.3L V8 with an extra 20-hp for a total of 400-hp and a maximum torque of 310 lb-ft (the new 4.7L V8 Vantage makes 420-hp and a peak torque of 347 lb-ft). That allows for a top speed of 177 mph and a slight improvement in the 0 to 60 mph time.The new Sports Pack option introduced on the new 2009 V8 Vantage earlier is now available to owners of the 4.3L V8 Vantage customers. The Sport Pack gives your Vantage upgraded springs and Bilstein dampers and lightweight forged aluminium 5-spoke alloy wheels.Aston Martin V8 Vantage:??????????????Tags: Aston Martin V8 Vantage