S&S Cycle .585in RW Conical Head Kit (Black) — Fits 1999-2005 Harley-Davidson Big Twin

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SKU: SSC900-0410
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About S&S Cycle S&S Cycle engineers high-quality automotive parts and ...Read More

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Sale price$1,653.99 Regular price$1,695.95
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About S&S Cycle

S&S Cycle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full S&S Cycle lineup with fast shipping and expert fitment support — order with confidence.

S&S Cycle .585in RW Conical Steel Head Kit - Black

Unleash the full potential of your Harley-Davidson Big Twin with the S&S Cycle .585in RW Conical Steel Head Kit. This performance-oriented kit, finished in a sleek black, is designed for 1999-2005 models and delivers a significant power upgrade without a compression release, simplifying installation and tuning.

Key Performance Enhancements:

  • Features a .585-inch lift camshaft profile for improved airflow and powerband.
  • Conical steel construction ensures durability and optimal heat dissipation.
  • Black finish provides a custom, aggressive look to your engine.
  • Specifically designed for 1999-2005 Harley-Davidson Big Twin models.
  • Optimized for maximum performance gains across the RPM range.
  • Kit includes heads, camshafts, and necessary components for a complete upgrade.

Experience the S&S Difference:

S&S Cycle is synonymous with high-performance American V-twin engines. This head kit is engineered to provide a noticeable increase in horsepower and torque, transforming your riding experience. The .585-inch lift camshaft works in conjunction with the precisely designed combustion chambers to optimize fuel and air mixture, resulting in stronger acceleration and increased top-end power. The steel construction offers superior strength and longevity compared to stock components, making it ideal for demanding riders. This kit is a fantastic choice for those looking to enhance their Big Twin's performance without the complexity of a compression release system.

Elevate your ride with a proven performance upgrade. Get the S&S Cycle .585in RW Conical Steel Head Kit in Black today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2005 Harley-Davidson FLHR Road King Base
2004-2005 Harley-Davidson FLHRS Road King Custom Base
1999-2005 Harley-Davidson FLHT Electra Glide Standard Base
2003 Harley-Davidson FLHTC Electra Glide Classic Base
2000-2005 Harley-Davidson FLSTC Heritage Softail Classic Base
2000-2005 Harley-Davidson FLSTF Fat Boy Base
2005 Harley-Davidson FLSTN Softail Deluxe Base
2000-2003 Harley-Davidson FLSTS Heritage Springer Base
1999-2002 Harley-Davidson FLTR Road Glide Base
1999-2005 Harley-Davidson FXD Dyna Super Glide Base
2005 Harley-Davidson FXDC Super Glide Custom Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
1999-2005 Harley-Davidson FXDWG Dyna Wide Glide Base
2001 Harley-Davidson FXDWG2 CVO Dyna Wide Glide Base
2002 Harley-Davidson FXDWG3 CVO Dyna Wide Glide Base
1999-2005 Harley-Davidson FXDX Dyna Super Glide Sport Base
2004-2005 Harley-Davidson FXDXI Dyna Super Glide Sport Base
2001-2003 Harley-Davidson FXDXT Dyna Super Glide T-Sport Base
2000-2005 Harley-Davidson FXST Softail Standard Base
2000-2005 Harley-Davidson FXSTB Night Train Base
2001-2005 Harley-Davidson FXSTBI Night Train Base
2000-2005 Harley-Davidson FXSTD Softail Deuce Base
2000-2005 Harley-Davidson FXSTS Springer Softail Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About S&S Cycle

S&S Cycle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full S&S Cycle lineup with fast shipping and expert fitment support — order with confidence.

S&S Cycle .585in RW Conical Steel Head Kit - Black

Unleash the full potential of your Harley-Davidson Big Twin with the S&S Cycle .585in RW Conical Steel Head Kit. This performance-oriented kit, finished in a sleek black, is designed for 1999-2005 models and delivers a significant power upgrade without a compression release, simplifying installation and tuning.

Key Performance Enhancements:

  • Features a .585-inch lift camshaft profile for improved airflow and powerband.
  • Conical steel construction ensures durability and optimal heat dissipation.
  • Black finish provides a custom, aggressive look to your engine.
  • Specifically designed for 1999-2005 Harley-Davidson Big Twin models.
  • Optimized for maximum performance gains across the RPM range.
  • Kit includes heads, camshafts, and necessary components for a complete upgrade.

Experience the S&S Difference:

S&S Cycle is synonymous with high-performance American V-twin engines. This head kit is engineered to provide a noticeable increase in horsepower and torque, transforming your riding experience. The .585-inch lift camshaft works in conjunction with the precisely designed combustion chambers to optimize fuel and air mixture, resulting in stronger acceleration and increased top-end power. The steel construction offers superior strength and longevity compared to stock components, making it ideal for demanding riders. This kit is a fantastic choice for those looking to enhance their Big Twin's performance without the complexity of a compression release system.

Elevate your ride with a proven performance upgrade. Get the S&S Cycle .585in RW Conical Steel Head Kit in Black today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2005 Harley-Davidson FLHR Road King Base
2004-2005 Harley-Davidson FLHRS Road King Custom Base
1999-2005 Harley-Davidson FLHT Electra Glide Standard Base
2003 Harley-Davidson FLHTC Electra Glide Classic Base
2000-2005 Harley-Davidson FLSTC Heritage Softail Classic Base
2000-2005 Harley-Davidson FLSTF Fat Boy Base
2005 Harley-Davidson FLSTN Softail Deluxe Base
2000-2003 Harley-Davidson FLSTS Heritage Springer Base
1999-2002 Harley-Davidson FLTR Road Glide Base
1999-2005 Harley-Davidson FXD Dyna Super Glide Base
2005 Harley-Davidson FXDC Super Glide Custom Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
1999-2005 Harley-Davidson FXDWG Dyna Wide Glide Base
2001 Harley-Davidson FXDWG2 CVO Dyna Wide Glide Base
2002 Harley-Davidson FXDWG3 CVO Dyna Wide Glide Base
1999-2005 Harley-Davidson FXDX Dyna Super Glide Sport Base
2004-2005 Harley-Davidson FXDXI Dyna Super Glide Sport Base
2001-2003 Harley-Davidson FXDXT Dyna Super Glide T-Sport Base
2000-2005 Harley-Davidson FXST Softail Standard Base
2000-2005 Harley-Davidson FXSTB Night Train Base
2001-2005 Harley-Davidson FXSTBI Night Train Base
2000-2005 Harley-Davidson FXSTD Softail Deuce Base
2000-2005 Harley-Davidson FXSTS Springer Softail Base

Product Details

Product Description

About S&S Cycle

S&S Cycle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full S&S Cycle lineup with fast shipping and expert fitment support — order with confidence.

S&S Cycle .585in RW Conical Steel Head Kit - Black

Unleash the full potential of your Harley-Davidson Big Twin with the S&S Cycle .585in RW Conical Steel Head Kit. This performance-oriented kit, finished in a sleek black, is designed for 1999-2005 models and delivers a significant power upgrade without a compression release, simplifying installation and tuning.

Key Performance Enhancements:

  • Features a .585-inch lift camshaft profile for improved airflow and powerband.
  • Conical steel construction ensures durability and optimal heat dissipation.
  • Black finish provides a custom, aggressive look to your engine.
  • Specifically designed for 1999-2005 Harley-Davidson Big Twin models.
  • Optimized for maximum performance gains across the RPM range.
  • Kit includes heads, camshafts, and necessary components for a complete upgrade.

Experience the S&S Difference:

S&S Cycle is synonymous with high-performance American V-twin engines. This head kit is engineered to provide a noticeable increase in horsepower and torque, transforming your riding experience. The .585-inch lift camshaft works in conjunction with the precisely designed combustion chambers to optimize fuel and air mixture, resulting in stronger acceleration and increased top-end power. The steel construction offers superior strength and longevity compared to stock components, making it ideal for demanding riders. This kit is a fantastic choice for those looking to enhance their Big Twin's performance without the complexity of a compression release system.

Elevate your ride with a proven performance upgrade. Get the S&S Cycle .585in RW Conical Steel Head Kit in Black today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2005 Harley-Davidson FLHR Road King Base
2004-2005 Harley-Davidson FLHRS Road King Custom Base
1999-2005 Harley-Davidson FLHT Electra Glide Standard Base
2003 Harley-Davidson FLHTC Electra Glide Classic Base
2000-2005 Harley-Davidson FLSTC Heritage Softail Classic Base
2000-2005 Harley-Davidson FLSTF Fat Boy Base
2005 Harley-Davidson FLSTN Softail Deluxe Base
2000-2003 Harley-Davidson FLSTS Heritage Springer Base
1999-2002 Harley-Davidson FLTR Road Glide Base
1999-2005 Harley-Davidson FXD Dyna Super Glide Base
2005 Harley-Davidson FXDC Super Glide Custom Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
1999-2005 Harley-Davidson FXDWG Dyna Wide Glide Base
2001 Harley-Davidson FXDWG2 CVO Dyna Wide Glide Base
2002 Harley-Davidson FXDWG3 CVO Dyna Wide Glide Base
1999-2005 Harley-Davidson FXDX Dyna Super Glide Sport Base
2004-2005 Harley-Davidson FXDXI Dyna Super Glide Sport Base
2001-2003 Harley-Davidson FXDXT Dyna Super Glide T-Sport Base
2000-2005 Harley-Davidson FXST Softail Standard Base
2000-2005 Harley-Davidson FXSTB Night Train Base
2001-2005 Harley-Davidson FXSTBI Night Train Base
2000-2005 Harley-Davidson FXSTD Softail Deuce Base
2000-2005 Harley-Davidson FXSTS Springer Softail Base

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