What is a Buick GSX?
What is a Buick GSX?
The Buick Gran Sport name was first introduced on the 1965 Skylark as a competitor to the Pontiac GTO. In 1970 the Gran Sport GSX packed a 350 horsepower 455 cid V8 with 510 ft-lbs of torque beneath its Ram-Air hood. …
What colors did the 1970 GSX come in?
In 1970, the GSX option was available in only two colors, Saturn Yellow and Apollo White and always with the 455ci stump-puller and black interior (in 1971 and 1972 6 other colors were available for the GSX).
What kind of engine does a Buick GSX 455 have?
However, inside, the interior was super comfortable with leather bucket seats and very quiet. However, the strongest side of the GSX was the engine. B uick’s 455 cubic-inch, 7.4-liter big-block V8, equipped with the optional Stage 1 heads and Stage 1 cams. The total power output is 360 horsepower and 510 lb.-ft. of torque at a low 2800 rpm.
Which is better Buick GS 455 or Stage 1?
Though Buick claimed the Stage 1 system was only good for 10 hp, quarter mile times for Stage 1 Buicks were nearly a half second better than the standard GS 455 cid. A Stage 1 engine featured special ported heads with larger valves and revised valve springs, a hotter camshaft, and a tweaked carburetor.
What kind of engine did a 1970 Buick 455 have?
The 455 cid engine featured bigger valves, hotter cam, more displacement, and a functional cold air system that produced an absolutely stump pulling 510 ft/lbs of torque. For the buyer looking for even more power there was the Stage 1 option.
What was the body color of a 1970 Buick GSX 455?
This package included Stage 1 engine upgrade, body color available only in Apollo White and Saturn Yellow, Satin Black hood with air scoops and a rev tach, black stripes along the body, rear wing and GSX letters. However, inside, the interior was super comfortable with leather bucket seats and very quiet.