Specifications

• Part# PAC-1223
• Name PAC-1223 Ford 4.6L 4V 0.500 Lift Ovate Wire Beehive
• SKU PAC-1223
• Alt Part# PAC-1223-16
• Description Ford 4.6L 4V .500 lift Ovate Beehive Valve Spring
• OD Large End 1.105
• ID Large End 0.742
• ID Small End 0.580
• Install Height 1.470
• Load at Installed Height 90
• Spring Open Height 0.970
• Spring Open Load 252
• Recommended Valve Lift 0.500
• Spring Rate (lbs/in) 324.000
• Mass (grams) 37.60
• Coil Bind (max) 0.900