S&S Cycle 84-99 Big Twin Crankcase Breather Reed Valve

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SKU: SSC31-2096
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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.

Watch in action

S&S Cycle Crankcase Breather Reed Valve for 1984-1999 Big Twins

Ensure the proper functioning and longevity of your classic Harley-Davidson Big Twin engine with the S&S Cycle Crankcase Breather Reed Valve. Designed for 1984-1999 Big Twin models, this essential component plays a crucial role in managing crankcase pressure by allowing blow-by gases to escape efficiently while preventing their re-entry. Proper crankcase ventilation is vital for engine health, reducing oil leaks and improving overall performance.

Key Features:

  • Optimized Ventilation: Effectively manages crankcase pressure by venting excess gases.
  • Reed Valve Design: Utilizes a reliable reed valve system for efficient one-way flow.
  • Direct Fitment: Engineered for a precise fit on 1984-1999 Harley-Davidson Big Twin engines.
  • High-Quality Construction: Built with S&S Cycle's commitment to quality and durability for long service life.
  • Prevents Oil Leaks: Helps maintain correct crankcase pressure, reducing the likelihood of oil seepage from seals and gaskets.

This S&S Cycle Crankcase Breather Reed Valve is a critical part for any owner looking to maintain their vintage Harley-Davidson. Whether you are performing routine maintenance or rebuilding your engine, replacing this component ensures your crankcase ventilation system is functioning as intended. Proper ventilation helps keep your engine running cooler and more efficiently, contributing to a smoother ride and extended engine life.

Don't overlook the importance of crankcase ventilation for your Big Twin. Invest in a quality replacement part from a trusted name in Harley-Davidson performance. Get the S&S Cycle 84-99 Big Twin Crankcase Breather Reed Valve today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1997-1998 Harley-Davidson FLHR Road King Base
1998 Harley-Davidson FLHRCI Road King Classic Base
1996-1997 Harley-Davidson FLHRI Road King Base
1993 Harley-Davidson FLHS Electra Glide Sport Base
1993-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1993-1999 Harley-Davidson FLSTC Heritage Softail Classic Base
1993-1999 Harley-Davidson FLSTF Fat Boy Base
1994-1996 Harley-Davidson FLSTN Heritage Softail Special Base
1993-1998 Harley-Davidson FXDL Dyna Low Rider Base
1993-1998 Harley-Davidson FXDWG Dyna Wide Glide Base
1999 Harley-Davidson FXSTB Night Train Base
1993-1999 Harley-Davidson FXSTC Softail Custom Base
1995-1997 Harley-Davidson FXSTSB Bad Boy 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.

Watch in action

S&S Cycle Crankcase Breather Reed Valve for 1984-1999 Big Twins

Ensure the proper functioning and longevity of your classic Harley-Davidson Big Twin engine with the S&S Cycle Crankcase Breather Reed Valve. Designed for 1984-1999 Big Twin models, this essential component plays a crucial role in managing crankcase pressure by allowing blow-by gases to escape efficiently while preventing their re-entry. Proper crankcase ventilation is vital for engine health, reducing oil leaks and improving overall performance.

Key Features:

  • Optimized Ventilation: Effectively manages crankcase pressure by venting excess gases.
  • Reed Valve Design: Utilizes a reliable reed valve system for efficient one-way flow.
  • Direct Fitment: Engineered for a precise fit on 1984-1999 Harley-Davidson Big Twin engines.
  • High-Quality Construction: Built with S&S Cycle's commitment to quality and durability for long service life.
  • Prevents Oil Leaks: Helps maintain correct crankcase pressure, reducing the likelihood of oil seepage from seals and gaskets.

This S&S Cycle Crankcase Breather Reed Valve is a critical part for any owner looking to maintain their vintage Harley-Davidson. Whether you are performing routine maintenance or rebuilding your engine, replacing this component ensures your crankcase ventilation system is functioning as intended. Proper ventilation helps keep your engine running cooler and more efficiently, contributing to a smoother ride and extended engine life.

Don't overlook the importance of crankcase ventilation for your Big Twin. Invest in a quality replacement part from a trusted name in Harley-Davidson performance. Get the S&S Cycle 84-99 Big Twin Crankcase Breather Reed Valve today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1997-1998 Harley-Davidson FLHR Road King Base
1998 Harley-Davidson FLHRCI Road King Classic Base
1996-1997 Harley-Davidson FLHRI Road King Base
1993 Harley-Davidson FLHS Electra Glide Sport Base
1993-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1993-1999 Harley-Davidson FLSTC Heritage Softail Classic Base
1993-1999 Harley-Davidson FLSTF Fat Boy Base
1994-1996 Harley-Davidson FLSTN Heritage Softail Special Base
1993-1998 Harley-Davidson FXDL Dyna Low Rider Base
1993-1998 Harley-Davidson FXDWG Dyna Wide Glide Base
1999 Harley-Davidson FXSTB Night Train Base
1993-1999 Harley-Davidson FXSTC Softail Custom Base
1995-1997 Harley-Davidson FXSTSB Bad Boy 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.

Watch in action

S&S Cycle Crankcase Breather Reed Valve for 1984-1999 Big Twins

Ensure the proper functioning and longevity of your classic Harley-Davidson Big Twin engine with the S&S Cycle Crankcase Breather Reed Valve. Designed for 1984-1999 Big Twin models, this essential component plays a crucial role in managing crankcase pressure by allowing blow-by gases to escape efficiently while preventing their re-entry. Proper crankcase ventilation is vital for engine health, reducing oil leaks and improving overall performance.

Key Features:

  • Optimized Ventilation: Effectively manages crankcase pressure by venting excess gases.
  • Reed Valve Design: Utilizes a reliable reed valve system for efficient one-way flow.
  • Direct Fitment: Engineered for a precise fit on 1984-1999 Harley-Davidson Big Twin engines.
  • High-Quality Construction: Built with S&S Cycle's commitment to quality and durability for long service life.
  • Prevents Oil Leaks: Helps maintain correct crankcase pressure, reducing the likelihood of oil seepage from seals and gaskets.

This S&S Cycle Crankcase Breather Reed Valve is a critical part for any owner looking to maintain their vintage Harley-Davidson. Whether you are performing routine maintenance or rebuilding your engine, replacing this component ensures your crankcase ventilation system is functioning as intended. Proper ventilation helps keep your engine running cooler and more efficiently, contributing to a smoother ride and extended engine life.

Don't overlook the importance of crankcase ventilation for your Big Twin. Invest in a quality replacement part from a trusted name in Harley-Davidson performance. Get the S&S Cycle 84-99 Big Twin Crankcase Breather Reed Valve today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1997-1998 Harley-Davidson FLHR Road King Base
1998 Harley-Davidson FLHRCI Road King Classic Base
1996-1997 Harley-Davidson FLHRI Road King Base
1993 Harley-Davidson FLHS Electra Glide Sport Base
1993-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1993-1999 Harley-Davidson FLSTC Heritage Softail Classic Base
1993-1999 Harley-Davidson FLSTF Fat Boy Base
1994-1996 Harley-Davidson FLSTN Heritage Softail Special Base
1993-1998 Harley-Davidson FXDL Dyna Low Rider Base
1993-1998 Harley-Davidson FXDWG Dyna Wide Glide Base
1999 Harley-Davidson FXSTB Night Train Base
1993-1999 Harley-Davidson FXSTC Softail Custom Base
1995-1997 Harley-Davidson FXSTSB Bad Boy Base

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