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NEW ARRIVAL

Screamin' Eagle 4.155" Big Bore Bolt-On Cylinders

Part Number: 16800437

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 4.155” Big Bore Cylinder that increases the internal bore but slips into the existing case bore without modification. When combined with the appropriate piston combination in the Screamin’ Eagle Stage III kits, these cylinders can increase the displacement of your Milwaukee-Eight engine from 117CI to 122CI.

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Screamin' Eagle 4.155" Big Bore Bolt-On Cylinders
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 4.155” Big Bore Cylinder that increases the internal bore but slips into the existing case bore without modification. When combined with the appropriate piston combination in the Screamin’ Eagle Stage III kits, these cylinders can increase the displacement of your Milwaukee-Eight engine from 117CI to 122CI.
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Replacement cylinders for '24-later FLHX and FLTRX and '25-later FLHXU models equipped with a Screamin' Eagle 122ci Stage III kit
Kit includes front and rear cylinders and gaskets

Replacement cylinders for '24-later FLHX and FLTRX and '25-later FLHXU models equipped with a Screamin' Eagle 122ci Stage III kit.

Dealer Install Recommended: Yes
ECM Calibration Required: Yes
WARRANTY: 1 year limited warranty – Go to www.h-d.com/warranty for full details
Harley-Davidson® motorcycles modified with some Screamin’ Eagle® Performance products must not be used on public roads and, in some cases, may be restricted to closed-course competition. These performance parts are 49-state U.S. EPA compliant but are NOT compliant for sale or use in California on pollution-controlled motor vehicles. California guidelines on tampering can also lead to substantial fines and penalties. Screamin’ Eagle® Performance products are intended for the experienced rider only.
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