Metrakit Prorace 80cc Minarelli AM6 cylinder

The Metrakit Pro Race 4 80cc for Minarelli AM6 is a high-performance cylinder designed for those seeking a real power boost and a powerful response in 50cc AM6 engines. It belongs to Metrakit 's sportiest range, with development focused on the use of advanced materials, an optimized internal design, and superior cooling.

Made of aluminum with a nickel-carbide (nickasil) coating, it offers significantly greater durability and heat dissipation than traditional iron cylinders. Its 50 mm diameter increases the displacement to approximately 80 cc, allowing for improved performance across the entire rev range.

The Pro Race 4 features a 5-port intake design, a wide exhaust port with side boosters , and a two-piece cylinder head engineered for improved heat flow and combustion stability. It includes a high-performance single-ring piston, ideal for high-RPM engines.