Screamin' Eagle MILWAUKEE-EIGHT ENGINE STAGE IV KIT - 114/117CI 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)

FITMENT

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.

NOTES

• ECM Calibration Required: Yes
• Sold In Units: Each
  
• Screamin' Eagle Stage Upgrade: Stage IV