Harley-Davidson Screamin’ Eagle 135 Engine First Look

The new mill bolts on to the original Touring chassis, so installation will be straightforward. It will feature a bevy of premium Screamin’ Eagle components as well. These include new 10.7:1, high-compression forged pistons, CNC-ported cylinder heads that are designed to maximize efficiency and performance. There will also be a new 68mm throttle body, CNC-machined intake manifold, a Pro Billet cam plate and oil pump, a high-performance cam bearing and high-lift camshaft, and high-capacity injectors.