7 BEST MUSCLE CARS OF ALL-TIME

According to BankRate.com

1967 PONTIAC

GTO

• 389-cubic-inch V-8 into its Tempest as an option called the GTO

• 400-cubic-inch V-8, delivering 360 horsepower

1968 PLYMOUTH

ROAD RUNNER

HEMI• 425-horsepower, 426-cubic-inch Hemi

V-8 engine

• Road Runner struck fear into the hearts of the Saturday night country-road, drag-racing crowd

1969 FORD MUSTANG BOSS 429

• Fewer than 1,400 were built between 1969 and 1970

• 429-cubic-inch V-8 engine delivered 375-horsepower

1969 CHEVROLET

CAMARO ZL1

• Fewer than 70 ever built, the '69 ZL1 not only had the most powerful Chevrolet engine offered to the public for decades, it's the rarest production car Chevrolet ever made, bumping the price to $7,200, according to HowStuffWorks.com.

• The regular 427's 430 horsepower, most independent testers pegged the output as being much higher

1970 BUICK GSX STAGE

1• 455-cubic-inch V-8 engine powered the

Gran Sport

• Produced a hefty 510 pounds-foot of torque

1970 PLYMOUTH HEMI 'CUDA

• 426-cubic-inch Hemi that whipped up 425 horsepower

• Opting for the Hemi V-8 engine boosted the purchase price

1970 CHEVROLET

CHEVELLE SS 454

• 2 Versions: The LS5 generated a very impressive 360 horsepower, while the LS6 punched out a whopping 450 ponies

• Not only could the SS 454 blow the doors off most of its competitors, it looked good doing it