Harley-Davidson has announced new Screamin’ Eagle stage kits for select MY18+ Softail and MY17+ Touring models. Several kit options are available for Harley-Davidson Milwaukee-Eight 107, 114 and 117 engines. For more information, check out the press release below.

SCREAMIN’ EAGLE® MILWAUKEE-EIGHT® ENGINE STAGE IV KIT ? 107CI TO 128CI FOR SELECT SOFTAIL MODELS

This Stage IV Kit was designed to deliver maximum horsepower ? all the way to the redline ? available now for select Softail models and features new CNC-ported heads with 1mm bigger valves than the previous generation, and fully machined combustion chambers. 

Coupled with the kit’s high-lift SE8-517 cam, high compression pistons and a 64mm throttle body and intake manifold, this combination delivers a thrilling 127 ft-lb of torque and 124 HP rear-wheel output when paired with Screamin’ Eagle® Street Cannon Mufflers. It?s designed to run at high-end RPMs and provide a significant boost of torque from cruising speed. You?ll feel the difference as soon as you twist the throttle. 
The Screamin’ Eagle 128 Stage IV Kit is eligible for Custom Coverage under the motorcycle?s factory 24-month vehicle limited warranty when dealer-installed by an authorized H-D Dealer within 60 days of vehicle purchase and is otherwise backed by a 12-month limited warranty.

Performance components include:

Screamin? Eagle CNC Ported Cylinder Head with CNC ma...