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Twin Power 84-91 Evo Big Twin Rocker Box Gasket Kit — Fits Harley-Davidson
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Twin Power 84-91 Evo Big Twin Rocker Box Gasket Kit — Fits Harley-Davidson
TwinPower

Twin Power 84-91 Evo Big Twin Rocker Box Gasket Kit — Fits Harley-Davidson

SKU: TWP043194

About TwinPower TwinPower engineers high-quality automotive parts and accessories trusted ...Read more

Price:
$72.99
720 ENTRIES10X
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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

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Product Details

Product Description
Part Numbers
Sizing & Fit

About TwinPower

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

Twin Power 1984-1991 Harley-Davidson Evo Big Twin Rocker Box Gasket Kit

Ensure a solid seal for your classic Harley-Davidson Evo Big Twin engine with this Rocker Box Gasket Kit from Twin Power. Designed for models from 1984 to 1991, this kit replaces Harley-Davidson part number 17038-90 and is essential for preventing oil leaks and maintaining engine performance.

Essential Sealing for Evo Engines

The rocker boxes house vital valve train components and require robust gaskets to keep lubricating oil contained. Over years of service, original gaskets can become brittle and leak. This Twin Power kit provides a direct, high-quality replacement, ensuring your Evo engine stays clean and runs efficiently.

  • Complete Coverage: Includes all the necessary gaskets for a full rocker box seal on your Evo Big Twin.
  • Specific Fitment: Engineered for 1984-1991 Harley-Davidson models including FLHS, FLHTC, FLHTCU, FLST, FLSTC, FLSTF, FXR, FXRC, FXRD, FXRPF, FXRS, FXRT, FXST, and FXSTC.
  • Durable Materials: Constructed from premium materials designed to withstand the heat and oil exposure typical of V-twin engines.
  • Reliable Performance: Offers a precise fit and dependable sealing, comparable to OEM standards.
  • Preventative Maintenance: Ideal for engine rebuilds or addressing existing oil leaks around the rocker boxes.

Keep your Evo Big Twin running strong and looking its best. Trust Twin Power for dependable parts that fit right.

Get the quality you need for your classic Harley with this Twin Power Evo Big Twin Rocker Box Gasket Kit from GGCRACING.

About TwinPower

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

Twin Power 1984-1991 Harley-Davidson Evo Big Twin Rocker Box Gasket Kit

Ensure a solid seal for your classic Harley-Davidson Evo Big Twin engine with this Rocker Box Gasket Kit from Twin Power. Designed for models from 1984 to 1991, this kit replaces Harley-Davidson part number 17038-90 and is essential for preventing oil leaks and maintaining engine performance.

Essential Sealing for Evo Engines

The rocker boxes house vital valve train components and require robust gaskets to keep lubricating oil contained. Over years of service, original gaskets can become brittle and leak. This Twin Power kit provides a direct, high-quality replacement, ensuring your Evo engine stays clean and runs efficiently.

  • Complete Coverage: Includes all the necessary gaskets for a full rocker box seal on your Evo Big Twin.
  • Specific Fitment: Engineered for 1984-1991 Harley-Davidson models including FLHS, FLHTC, FLHTCU, FLST, FLSTC, FLSTF, FXR, FXRC, FXRD, FXRPF, FXRS, FXRT, FXST, and FXSTC.
  • Durable Materials: Constructed from premium materials designed to withstand the heat and oil exposure typical of V-twin engines.
  • Reliable Performance: Offers a precise fit and dependable sealing, comparable to OEM standards.
  • Preventative Maintenance: Ideal for engine rebuilds or addressing existing oil leaks around the rocker boxes.

Keep your Evo Big Twin running strong and looking its best. Trust Twin Power for dependable parts that fit right.

Get the quality you need for your classic Harley with this Twin Power Evo Big Twin Rocker Box Gasket Kit from GGCRACING.

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