Noted as one of the greatest performace Buick's of all time, the Buick GSX boasted more
displacement, bigger valves, a hotter cam and was hooked to standard cold air induction through
the functional hood scoops. The Buick GSX boasted the big power plant 455 that was used in
both the GS 455 and the new GSX. The GSX included special graphics, unique front and rear spoiler and
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