harley-davidson twin cam cnc ported heads

Screamin' Eagle 5.5g/sec High Flow Injectors.

Screamin' Eagle 64mm Throttle Body and Cast Manifold.

Screamin Eagle CNC ported Cylinder Head with CNC machined chamber and 1mm larger valves.

EPA Compliant on 2017- later Touring Models.

Can be installed without removing the engine from chassis.

Maintains flat torque curve from cruising RPM to redline.

Provides thrilling acceleration when twisting the throttle.

Delivers increased response throughout the entire RPM range.

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. 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.

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 ouput when paired with Screamin' Eagle Street Cannon Mufflers. Packaged with patent-protected cylinder technology, it allows for the largest bolt-on engine upgrade to any Milwaukee Eight motor, and features new CNC-ported heads with 1mm bigger valves and fully machined combustion chambers. With the largest displacement of any Harley-Davidson Stage Kit, this 114CI to 131CI Stave VI Kit was designed to deliver maximum horsepower - all the way to redline. Pricing and availability subject to change without notice.

Screamin' Eagle Ventilator Extreme Air Cleaner.

Screamin' Eagle High Flow Injectors (5.5g/sec).

Screamin' Eagle 4.31' Steel Sleeve Cylinders.

Screamin' Eagle High Performance Tappets.

Screamin' Eagle High Performance Cam Bearing.

Screamin' Eagle CNC Ported Cylinder head with CNC machined chamber.

When installed by an authorized Harley Davidson Dealer within 60 days of the vehicle purchase, compliant kit do not impact the vehicles limited warranty. You'll feel the difference as soon as you twist the throttle. Coupled with the Kit's high lift SE*-517 cam, high compression pistons and 64mm throttle body and intake manifold, this combination delivers a thrilling 126 ft-ld of torque and 121 rear wheel horsepower when paired with Screamin' Eagle Street Cannon s designed to run wide open at high-end RPMs and provide a significant boost of torque from cruising speed. Features new CNC-ported heads with 1mm larger valves and fully machined combustion chambers. This Stage IV Kit was designed to deliver maximum horsepower-all the way to redline.

Harley-davidson twin cam cnc ported heads