.590" Lift Triple Valve Spring Kit for Late 1981-'84 Big Twin Modelsand All S&S Cylinder Heads
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.590" Lift Triple Valve Spring Kit for Late 1981-'84 Big Twin Modelsand All S&S Cylinder Heads

Item #: 90-2063
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$179.95
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.590" lift triple valve spring kit for late 1981-1984 Harley-Davidson® big twin models.

  • Includes 4, steel top collars, 4 bottom collars, 4 each outer, middle, and inner springs, shims, and 8 keepers.
  • Use with stock valve guides, stock valves with 3/8" stem, and stock keepers.
  • Compatible with thin-stem valves if thicker keepers that maintain correct valve stem-top collar engagement are used.

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.590" spring kit is year-group specific because of different bottom collars supplied with early and late kits. S&S heads require late 1981-’84 style kit, part #90-2063. When ordering replacement valve springs for S&S cylinder heads for shovelhead engines, order the 1981-’84 style part #90-2063.