Valve Spring
151 Pounds At 1.800 Inches; 417 Pounds At 1.15 Inches; Spring Rate: 409 Pounds; Max Lift: 0.650"; Solid Height: 1.080"; 1.304 Inch Out Side Spring O.D.; 0.670 Inner Spring I.D.
Valve Spring
Base Model; Single Spring; O.D. 1.300"; I.D. 0.675"; Closed Pressure and Length 125 @ 1.800; Open Pressure and Length 370 @ 1.150; Solid Height 1.000 Inches
Valve Spring
Fits Exhaust; Loc: Exh.; 76lbs. Min. Closed (Outside); 220lbs. Min. Open (Outside); 7 Total Coils (Outside)or Intake; Loc: Int.; 76lbs. Min. Closed (Outside); 220lbs. Min. Open (Outside); 7 Total Coils (Outside)