Not only did the new 5.3L V8 weigh less than the previous GTP 3.8L supercharged V6, it was also more powerful. The Grand Prix GXP could generate 303 horsepower and 323-pound feet of torque for a ...

For 1974, the 400 cubic inch V8 was down to 225 horsepower, while the SJ's 455-inch engine held steady at 250 horses. The 2008 Grand Prix GXP Was A 303-Horsepower Swan Song For The Brand V8s ...

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This car is great, its comfortable, fast, and the V8 Can get up and go. However, compared to more modern cars, the Poniac 2006 GXP V8 shows ... Jeep 1996 Grand Cherokoo Laredo Extremely Tough ...

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