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Go big or go home. With the largest displacement of any Harley-Davidson® Stage Kit, this 114CI to 131CI Stage IV Kit was 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 131 ft-lb of torque and 121 HP rear-wheel output when paired with Screamin’ Eagle® Street Cannon Mufflers.. 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. When installed by an authorized Harley-Davidson Dealer® within 60 days of the vehicle purchase, compliant kits do not impact the vehicle’s limited warranty.
• 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
49-State U.S. EPA Compliant on ’17-later Touring Models.
Performance components include:
• Screamin’ Eagle 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
• Screamin’ Eagle High Performance Cam Bearing
• Screamin’ Eagle High Performance Tappets
• Screamin’ Eagle 4.31″ Steel Sleeve Cylinders
• Screamin’ Eagle 64mm Throttle Body and Cast Manifold
• Screamin’ Eagle High Flow Injectors (5.5 g/sec)
At Temecula Harley-Davidson Motorcycles – Southern California, we’re not just a proud new & used Harley-Davidson motorcycle dealer, we’re also riders. So we know the freedom and adventure you’ll find with the right motorcycle. We serve the Temecula, San Diego, Orange County and Los Angeles California areas, offering the best in new and pre-owned motorcycles. Our friendly and knowledgeable staff in our sales, financing, service, and parts departments are prepared to make sure your experience is outstanding, from Harley-Davidson authorized service, customization and maintenance to motorcycle helmets, jackets, riding gear, parts and accessories. At Temecula Harley-Davidson Motorcycles – Southern California, we value the opportunity to create a long term relationship with our customers, and we do that by making sure to exceed your expectations.
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Please verify all pricing information with a customer service representative.
This is easily done by calling us or visiting us at the dealership.