Double Your Displacement: The Great 455 Swap
Pontiac pulleys and accessory brackets are complex and just plain ugly. We recommend you pull everything off one donor car, as the brackets tend to be application-specific. Although we scored all the parts we needed–even the A/C compressor mounts—from a 350ci ’76 Grand Prix, we opted to convert to manual steering for a cleaner engine bay, simplifying the pulley arrangement. This used ’64 Chevelle SS steering gear liberated $60 from our wallet. Keep in mind that your centerlink and idler arm might not work (both 7/8-inch and 13/16-inch centerlinks were used on the A-body platform). View Related Article
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