Valve Spring Intake Exhaust Viper 03-06 8.3L

New valve spring for Dodge Viper 8.3L 2003-2006.  This spring will work on intake or exhaust valves.  Sold individually, 20 required for a complete engine.   Choose from OEM or aftermarket PAC spring.  The PAC spring will handle a little more lift than the OEM spring, but otherwise similar specs to OEM.  Both springs are stock replacement.  

PAC spring specs:

• DescriptionV-10 Viper Ovate Beehive Valve Spring
• OD Large End 1.250
• ID Large End 0.845
• ID Small End 0.680
• Install Height 1.750
• Load at Installed Height 110
• Spring Open Height 1.150
• Spring Open Load 328
• Recommended Valve Lift 0.600
• Spring Rate (lbs/in)363.000
• Mass (grams)73.80
• Coil Bind (max)1.080

* OEM springs look to be discontinued.