Harley-Davidson™ Gift Card
Send a digital card via email or ship a plastic card.*
Get a Gift Card
Make sure this part fits
Screamin’ Eagle 4.31 In. Big Bore Bolt-On Cylinders
$1,249.95
Make sure this part fits
Screamin’ Eagle 4.31 In. Big Bore Bolt-On Cylinders
$1,249.95
Members get Free Shipping over $50 & earn 3750 reward points on this purchase.
or
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 Granite
-
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 InstructionsDealer 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
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.
Buy Online. Pick Up in Store.
Your order can be ready for pickup at your dealer in as little as two hours for in-store stocked items.
Learn More
H-D Membership
Free to join! Members get free shipping over $50, points for purchases and access to the H-D App.
H-D™ Visa® Card
If instantly approved, use your virtual card today to get a Low Introductory APR and the opportunity to earn $100 in H-D Gift Cards. Find out if you're pre-approved with no impact to your credit score.
Apply Now