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PERFORMANCE MOTORCYCLE PARTS AND KITS FOR AMERICAN V-TWINS

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590" Lift Triple Valve Spring Kit

 
$159.95
SKU:
90-2063
Qty:
 
Dealer Only Item

 
 
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Description
Product Reviews
Specs
Fitment
Instructions

.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.

 

S&S® .590" Valve Springs Specifications – 1948-’84 Big Twin
Lift Installed Height Seat Force Force at Max Lift
.590" 1.480" 157 lb. 356 lb.

 

 

NOTES: 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 PN 90-2063.

When ordering replacement valve springs for S&S cylinder heads for shovelhead engines, order the 1981–'84 style PN 90-2063.

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