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Beehive Valve™ Spring Kit

  • Progressively wound springs using Kobe super-clean, chromium silicon(CrSi) based wire that is heat treated and shot peened
  • Tight-tolerance, FEA-designed hardened steel Posi-Loc™ style upper or titanium retainers to ensure correct assembly height and resist keeper "pull through"
  • Heat treated (H.T.) steel basewashers are designed to fit on top of either the OEM or KPMI tophat seals in this kit
  • Made in the USA
  • Kit uses OEM-style valve keys (sold separately).
  • '23-'24 CVO's check valve lift to deteremine compatibility with Kibblewhite Precision Machining Inc. (KPMI®) spring kits.
  • Not for RH Sportster. Kit Includes: • 4x CrSi Valve Springs • 4x H.T. Steel Retainers • 4x H.T. Steel Basewashers • 4x H.T. Steel Keepers (9° Taper) • 4x Viton® Seals
Brand
KIBBLEWHITE
Vendor Part Number
20-21550
Application
Exhaust, Intake
Collar Material
H.T. Steel
Material
Chromium Silicon Alloy
Model
Ovate Wire Beehive
Product Name
Spring Kit
Spring Lift
0,660"
Spring Lift Imperial
0.660"
Spring Open Pressure
371 lb
Spring Seat Pressure
178 lb
Style
High Performance
Type
Valve
Units
Kit
FatBook 2025

KIBBLEWHITE

SPRING KT.660"05-17 TC

09263002 / 20-21550

212,47EUR
*incl. 19% VAT

8 In Stock
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