Harley Davidson

Harley-Davidson 92500077 Screamin' Eagle Milwaukee-Eight Engine Stage IV Kit 107CI to 128CI Screaming Eagle

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SKU: 92500077

Regular price £3,550.09 £3,944.54 | Save £394.45 (9% off)
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Type: Parts

PRODUCT DETAILS

KIT,PWR PRFM UPGR,128, STAGE 4, B Stage IV

This Stage IV Kit was designed to deliver maximum horsepower ‚ all the way to the redline. 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 126 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. Kit includes: CNC Ported Cylinder Heads with CNC machined chamber and 1mm larger valves L93, Stage IV Timer Cover, SE8-517 High-Lift Cam, Forged High Compression Pistons, High Performance Cam Bearing, Tappets, 4.31" Steel Sleeve Cylinders, 64mm Throttle Body and Cast Manifold and High Flow Injectors (5.5 g/sec).

- Stage IV Kit

- 107CI to 128CI for Twin-Cooled models

- 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

- Retains Original Equipment Factory Warranty

- 49-State U.S. EPA Compliant on '17-later Touring models


Fits '17-'18 Touring models equipped with Twin-Cooled Milwaukee-Eight 107CI engine. Does not fit Trike models. Requires separate purchase of High-Capacity Oil Pump P/N 62400248. '17-'18 Screamin' Eagle High-Capacity Clutch Plate Kit P/N 37000258. All models require ECM recalibration with the Pro Street Tuner for proper installation. Does not fit California models.

Harley-Davidson 92500077 Screamin' Eagle Milwaukee-Eight Engine Stage IV Kit 107CI to 128CI Screaming Eagle

Up to 60 day deliver for this part

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Harley-Davidson 92500077 Screamin' Eagle Milwaukee-Eight Engine Stage IV Kit 107CI to 128CI Screaming Eagle

Harley-Davidson 92500077 Screamin' Eagle Milwaukee-Eight Engine Stage IV Kit 107CI to 128CI Screaming Eagle

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