Harley’s Screamin’ Eagle 131ci Stage 4 crate engine gets unleashed in this wild test ride, turning a Road Glide into a thunderous, torque-hungry monster with mid-to-high range pull that hits like a sledgehammer at 4,000 RPM. From the instant throttle response to the booming exhaust that had heads turning and wrists twitching, this ride proves why the 131 is in a class of its own… let’s watch the video and hear it roar.