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The Ferrea dual valve spring set for Subaru EJ20 engines is supplied as a set of 16 with a 317 lb/in rate. These springs are matched to the EJ20 valvetrain and provide a complete replacement kit for cylinder-head rebuilds or cam installations calling for the 317 lb/in specification. The set restores consistent spring pressure and valve control across all cylinders.
Ferrea Subaru EJ20 317lbs Rate Inch Dual Valve Spring - Set of 16
