Screamin Eagle High Compression Pistons - 131 CI

Part Number: 21900169

High-compression pistons 4.310" bore.

Description

High-compression pistons 4.310" bore.

• 4.31" Bore x 4.5" Stroke

• Forged flat-top pistons

• Piston design and rings engineered to withstand increased combustion forces for outstanding durability

• Updated ring package with 1mm compression and scraper rings

• Gas-ported to assist with ring sealing while allowing for low-tension and reduced friction

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

Details

Replacement pistons for '24-later FLHX and FLTRX models equipped with a 131ci Stage IV Kit.

Installation Instructions

Dealer Install Recommended: Yes

ECM Calibration Required: Yes

WARRANTY: ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,

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.