Athena Stock Bore Race 4-Stroke Cylinder Kit - 450cc - P400210100059

Unleash the full potential of your 4-stroke engine with the Athena 450cc Cylinder Kit. This kit delivers superior performance and reliability, transforming your machine into a true racing powerhouse. Experience enhanced power and responsiveness across the entire RPM range.

Description

The Athena Cylinder Kit features a high-quality aluminum cylinder with a durable nickel-carbide coating, ensuring optimal heat dissipation and longevity. The cylinder is ported to Factory Works specifications, maximizing airflow and boosting engine performance. A forged, OEM-style domed piston kit, combined with high-performance, hard anodized power valves, further enhances power delivery and throttle response. The kit includes an Athena top-end gasket set with all necessary seals and hardware for a seamless installation. With a displacement of 450cc and a compression ratio of 13.5:1, this kit is engineered for serious performance enthusiasts looking for a competitive edge.

Features & highlights

• Experience a significant boost in horsepower and torque.
• Nickel-carbide coated aluminum cylinder for superior durability and heat transfer.
• Factory Works porting optimizes airflow for maximum performance.
• Forged, OEM-style domed piston ensures reliability and increased compression.
• Includes Athena top-end gasket set for a complete and reliable seal.
• High-performance, hard anodized power valves enhance throttle response.

Technical specifications

• Brand: Athena
• Product Name: Cylinder Kit
• Engine Type: 4-Stroke
• Displacement: 450cc
• Bore Size: 96.00 mm
• Compression Ratio: 13.5:1
• Cylinder Bore Coating: Nickel-Carbide
• Material: Aluminum

Important to know

This kit requires the use of the included high-performance, hard anodized power valves instead of the OEM valves. Cylinder head is not included.