Ferrea dual valve spring with damper supplied as a set of 16, described with 1.225–1.570 inch diameter, 1.04/1.56 OD and 0.74/1.145 ID. This listing repeats the dimensional specification to indicate the precise fit for compatible valvetrain assemblies and provides a full complement of 16 springs for a complete valve service or build.
Ferrea 1.225in to 1.570in Dia 1.04/1.56 OD 0.74/1.145 ID Dual w/Damper Valve Spring - Set of 16