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Pontiac’s 455 Super Duty (SD-455) is one of those special, stop-you-in-your-tracks, engines. Produced in 1973 and 1974 to a tune of only 1,296 factory-installed examples for the Formula and Trans Am ...
This spring, well-heeled Ford F-Series truck customers are taking delivery of the refreshed 2025 Super Duty F-250, F-350, and ...