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This Ferrea dual special alloy valve spring set is specified for Ford 4.6L and 5.4L 24-valve engines and supplied as a set of 24 for full head service. Designed to replace all valve springs in heads using dual-spring setups, the set supports comprehensive rebuilds and ensures matched spring behavior across cylinders. Use the set when renewing valvetrain components for consistent operation.
Ferrea Ford 4.6L/5.4L 24V Dual Special Alloy Valve Spring - Set of 24
