Cometic Gasket
Cometic Milwaukee 8 4.00in Top End Kit w/ .040 Head Gasket — Fits 2017-2018 Harley-Davidson
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Cometic Milwaukee 8 4.00in Top End Kit w/ .040 Head Gasket — Fits 2017-2018 Harley-Davidson
Cometic Gasket

Cometic Milwaukee 8 4.00in Top End Kit w/ .040 Head Gasket — Fits 2017-2018 Harley-Davidson

SKU: CGSC10218

About Cometic Gasket Cometic Gasket is the world leader in ...Read more

Price:
$238.10
2380 ENTRIES10X

Backordered — usually ships in 15–30 business days

Not in stock right now. We order it from the manufacturer and email you if the date changes.

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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

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Sizing & Fit

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Cometic Milwaukee 8 4.00" Top End Kit with .040" Head Gasket

Unlock maximum performance from your Harley-Davidson Milwaukee 8 engine with this Cometic 4.00-inch Top End Kit. Specifically designed for 2017 and 2018 models, this kit features a larger 4.00-inch bore and includes a high-performance .040-inch head gasket, ideal for significant power gains and engine enhancements.

Performance-Boosting Features:

  • Maximum Displacement: The 4.00-inch bore provides the largest displacement increase for the Milwaukee 8 platform, resulting in substantial gains in horsepower and torque.
  • Precision Head Gasket: The included .040-inch head gasket is engineered for optimal combustion chamber sealing and compression ratios, crucial for high-performance applications.
  • Premium Cometic Quality: Built with Cometic's renowned materials and manufacturing expertise, ensuring exceptional durability and sealing integrity under extreme conditions.
  • Comprehensive Kit: This kit offers a complete solution for upgrading your engine's top end, delivering noticeable performance improvements.
  • Exact Fitment: Designed for direct installation on 2017-2018 Harley-Davidson Milwaukee 8 motorcycles, including popular Touring and Softail models.

This Cometic Top End Kit is the ultimate choice for enthusiasts seeking to push the limits of their Milwaukee 8 engine. Achieve superior performance and reliability. Explore the full range of high-quality parts at GGCRACING.

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Cometic Milwaukee 8 4.00" Top End Kit with .040" Head Gasket

Unlock maximum performance from your Harley-Davidson Milwaukee 8 engine with this Cometic 4.00-inch Top End Kit. Specifically designed for 2017 and 2018 models, this kit features a larger 4.00-inch bore and includes a high-performance .040-inch head gasket, ideal for significant power gains and engine enhancements.

Performance-Boosting Features:

  • Maximum Displacement: The 4.00-inch bore provides the largest displacement increase for the Milwaukee 8 platform, resulting in substantial gains in horsepower and torque.
  • Precision Head Gasket: The included .040-inch head gasket is engineered for optimal combustion chamber sealing and compression ratios, crucial for high-performance applications.
  • Premium Cometic Quality: Built with Cometic's renowned materials and manufacturing expertise, ensuring exceptional durability and sealing integrity under extreme conditions.
  • Comprehensive Kit: This kit offers a complete solution for upgrading your engine's top end, delivering noticeable performance improvements.
  • Exact Fitment: Designed for direct installation on 2017-2018 Harley-Davidson Milwaukee 8 motorcycles, including popular Touring and Softail models.

This Cometic Top End Kit is the ultimate choice for enthusiasts seeking to push the limits of their Milwaukee 8 engine. Achieve superior performance and reliability. Explore the full range of high-quality parts at GGCRACING.

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