Valve Spring
Fits Exhaust; Loc: Exh.; Conical design; 72lbs. Min. Closed (Outside); 233lbs. Min. Open (Outside); 6.5 Total Coils (Outside)or Intake; Loc: Int.; Conical design; 72lbs. Min. Closed (Outside); 233lbs. Min. Open (Outside); 6.5 Total Coils (Outside)