The 1968 Buick Riviera GS Coupe is where muscle met manners. Powered by a 430-cubic-inch V8 with 360 horsepower and 475 lb-ft of torque, it was built for those who wanted thunder without the chaos. The GS package added heavy-duty suspension, quick-ratio steering, and a 3.42 Posi-traction rear axle, making it both elegant and athletic.
What engine came in the 1968 Buick Riviera GS Coupe?
The 1968 Buick Riviera GS Coupe came with a 430 cubic-inch V8 rated at 360 hp and 475 lb-ft of torque.
How much is a 1968 Buick Riviera GS Coupe worth today?
Values vary by condition and options; well-restored GS versions have been trading in the upper five-figure range, given their rarity and performance credentials.
Is the 1968 Buick Riviera GS Coupe collectible?
Yes—the 1968 Buick Riviera GS Coupe is collectible due to its GS package, big-block Buick V8, and status as a luxury performance coupe from the late ’60s.
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