Vehicle Type:

Coupe

0 - 60 mph:

5.0 secs.

Quarter Mile:

14.0 secs.

Horsepower:

235 bhp @ 4000 rpm

Torque:

330 ft-lb @ 2400 rpm

Engine:

3.8L V6 Turbo

Transmission:

Braking:

Miles Per Gallon:

Wheels:

Weight:

Comments:

"1986 saw significant changes to the Grand National that would make it truly one of the best American performance cars of the mid-1980s. Buick added an air-to-air intercooler, adjusted the turbo, modified the upper and lower intake manifolds, and redesigned the exhaust system"