Flow Top Rocker Box Cover CNC billet aluminum For Harley M8 Touring 2017-2023

The Top Rocker Box Cover – Mechanical Machined Design delivers a bold, technical appearance with precision-machined detailing that highlights the mechanical nature of the engine. Built from original equipment–grade aluminum components, it provides a reliable, factory-correct fit with enhanced visual impact.

Its aggressive machined surface adds depth and structure to the powertrain, making it an ideal upgrade for riders seeking a more industrial and performance-driven engine aesthetic. Combine with matching Primary Cover, Cam Cover, and Transmission Side Cover (sold separately) to complete a unified engine build.

• Constructed from OE-grade aluminum components
• Mechanical machined design for aggressive, technical styling
• Temperature-resistant coating for durability and finish stability
• Direct replacement lower rocker box cover
• Precision surface machining for enhanced visual depth
• Gasket and mounting bolts included
• Available finishes: Chromed / Gloss Black / Contrast Cut
• Complements matching Cam Cover, Derby Cover, and Transmission Side Cover (sold separately)