PAC 1218 Valve Spring Set

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PAC 1218 Valve Spring Set

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Product Information

Set of 12 PAC 1218 springs.  This USA made beehive spring is a drop in replacement for 3100, 3400, and 3500 engines, with a 1.700" Install height  Drop in with matching retainers for the Gen 2 2.8/3.1 Aluminium head engines, using the same stock 1.700" install height.  3.5/3.9 VVT engines also use these springs, with their stock 1.800" install height.


  • 130# @ 1.800"
  • 318# @ 1.200"
  • Coil Bind @ 1.100
  • 313 lb/in spring rate
Product Code PAC1218
Manufacturer PAC
Condition New
Weight 3lb

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