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Screamin’ Eagle 4.31 In. Big Bore Bolt-On Cylinders

$1,249.95

Part Number: 16800407
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Increase the displacement of your Milwaukee-Eight® engine without removing the engine from the chassis. The Screamin’ Eagle product team has engineered a patent protected 4.31” Big Bore Cylinder that increases the internal bore but slips into the existing case bore without modification.

  • Black Highlighted

  • Kit includes front and rear cylinders and gaskets

  • Screamin’ Eagle products are not available for sale and are not street legal in all countries. Please contact your local dealer for more information

Replacement cylinders for '23-later FLHXSE and FLTRXSE and '24-later FLHX, FLTRX and FLTRXSTSE, '25-later FLHXU and '26-later FLHXL and FLTRXL models equipped with a 131ci/135ci Stage IV kit or 135ci Crate Engine.

Installation Instructions

Dealer Install Recommended:

Yes

ECM Calibration Required:

Yes

Sold In Units:

Pair

In the Box:

Front and rear cylinders, gaskets and installation instructions

WARRANTY:

1 year limited warranty – Go to www.h-d.com/warranty for full details

Certification:

49-State U.S. EPA compliant

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