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Oct 1, 2020 · Learn how the Buick GNX, a 1987 turbocharged V6 car, was created from a fully-optioned Grand National and became one of the world's fastest production cars. See the engine, suspension, interior, and exterior modifications that made the GNX stand out.
- Turbo Genesis
- The Black Arts
- A Big Last Hurrah
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The turbo V-6 story goes all the way back to 1973 when Ken Baker, a young engineer in Buick's test lab (he would later lead General Motors' electric-vehicle program, then its research labs), started a Boy Scout Explorer program at the Buick engineering department. "I decided that a great project would be to turbocharge the recently revived V-6 with...
Other colors were considered, but the decision to make all GNs black gave them a sinister Darth Vader look. Don Hackworth, who replaced Reuss as Buick general manager in 1984, authorized a cool but controversial commercialshowing a Grand National rumbling menacingly through a city at night to a Buick-ized version of the George Thorogood and the Des...
The GNX happened because then–chief engineer Dave Sharpe, advanced concepts manager Mike Doble, and project engineer Chuck Jensen badly wanted it. "Tim Logsdon, my boss at the time, pulled me into Dave's office and said, 'We want to build a Grand National to end all Grand Nationals to celebrate the end of its run,' " Doble recalls. "The original nu...
Learn how Buick developed the turbo V-6 engine, the Grand National name, and the GNX model from a NASCAR pace car to a muscle car rival. Read the stories of the engineers and executives who made the Buick Grand National and GNX a legend.
The GNX is a limited-edition, 300-hp version of the rear-drive Regal Grand National, with a turbocharged and intercooled V-6 and a short torque arm. It's fast in a straight line, but lacks sophistication and handling in the corners.
- Contributing Editor
May 2, 2024 · From the March 1999 issue of GM High-Tech Performance: The 1986 and 1987 Buick Regal Grand National set the performance bar high in the 1980s, not with a V-8 but with a turbocharged intercooled V-6.
- Buick
- Jim McCraw
- 1 min
About the GNX. An Introduction to the Legendary 1987 Buick GNX. 1987 was the final year of the tremendously successful Regal Grand National series from Buick, which had roots going back to 1982 in both NASCAR and street production performance vehicles. With such a strong track record, it was only fitting that this beloved model run of ...
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Bid on a 28K-mile 1987 Buick GNX, a rare and collectible muscle car with a turbocharged V6 engine and a two-tone cloth interior. The car was repainted in 2017 and has new gaskets, tires and ABS components.
Sep 5, 2016 · The GNX was a limited-edition, turbocharged version of the Buick Regal, developed by McLaren Engines. It had 300 bhp, 420 lb-ft of torque, and could run 0-60 mph in less than 6 seconds.
