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92500095

Screamin' Eagle Milwaukee-Eight Engine Stage IV Kit - 114CI to 131CI

Go big or go home. With the largest displacement of any Harley-Davidson Stage Kit, this 114CI to 131CI Stage IV Kit is designed to deliver maximum horsepower – all the way to the redline. Packaged with patent-protected cylinder technology, it allows for the largest bolt-on engine upgrade to any Milwaukee-Eight motor. Features new CNC-ported heads with 1mm bigger valves 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 135ft-lb of torque and 124 HP rear-wheel output when paired with Screamin' Eagle® Street Cannon Mufflers for 131 kit customers. It’s designed to run wide open 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.
 Delivers increased response throughout the entire RPM range
 Provides thrilling acceleration when twisting the throttle
 Maintains flat torque curve from cruising RPM to redline
 Can be installed without removing the engine from chassis
 Includes CNC Ported Cylinder Head with CNC machined chamber and 1mm larger valves, 131 Stage IV Timer cover, SE8-517 High-Lift Cam, Forged High Compression Pistons
 Also includes High Performance Cam Bearing and High Performance Tappets, 4.31" Steel Sleeve Cylinders, 64mm Throttle Body and Cast Manifold, High Flow Injectors (5.5 g/sec)
Fits '18-later Softail® 114CI models. FXFBS requires separate purchase of Screamin' Eagle Softail High Flow Exhaust P/N's 64900828 or 64900829. Requires separate purchase of Cam Drive Retention Kit P/N 25566-06. Installation may require Cam Spacer Kit P/N 25928-06. '18-'19 models require separate purchase of High-Capacity Oil Pump P/N 62400247. FXDR114 models require the separate purchase of 65600300. All models require ECM calibration with Screamin' Eagle Pro Street Tuner for proper installation