Are All Pontiac V8 Engine Blocks The Same? Here’s How To Identify Them

The Pontiac division was established by General Motors in 1926 and thrived during the muscle car era, producing memorable models like the era-defining 1964 GTO. Pontiac’s market share steadily declined in the waning decades of the 20th Century, leading GM to drop the brand in 2009 as part of a bankruptcy reorganization. Pontiac’s lasting legacy also includes some stunning graphic schemes, as well as a line of potent V8 engines produced from 1955 through 1981. Pontiac first used a

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