Athena Big Bore Race 4-Stroke Cylinder Kit - 289cc - P400210100067

Unleash the full potential of your 4-stroke engine with the Athena Big Bore Cylinder Kit. This kit provides a significant performance boost, increasing displacement and optimizing engine efficiency. Experience enhanced power and responsiveness across the entire RPM range.

Description

The Athena Big Bore Cylinder Kit transforms your engine into a powerhouse. Featuring an aluminum cylinder with a nickel-carbide coating, this kit ensures optimal heat dissipation thanks to its enlarged water jackets. The kit includes specially designed, high-performance, hard-anodized power valves that deliver superior flow and combustion. A forged piston with a molybdenum coating maximizes durability and reduces friction. This 289cc cylinder kit, with its 85.00mm bore size and 13.7:1 compression ratio, is engineered for race-level performance and reliability. Upgrade your engine with the Athena Cylinder Kit for a noticeable increase in horsepower and torque.

Features & highlights

• Experience a substantial power increase with the 289cc displacement.
• Enhanced cooling thanks to the aluminum cylinder with nickel-carbide coating and larger water jackets.
• Improved flow and combustion with specially designed, high-performance, hard-anodized power valves.
• Increased durability and reduced friction with the forged piston and molybdenum coating.
• Optimized 13.7:1 compression ratio for maximum performance.
• Direct replacement for easy installation.

Technical specifications

• Brand: Athena
• Part Number: P400210100067
• Base Color: Silver
• Bore Size: 85.00 mm
• Compression Ratio: 13.7:1
• Cylinder Bore Coating: Nickel-Carbide
• Displacement: 289 cc
• Engine Type: 4-Stroke
• Material: Aluminum
• Product Name: Cylinder Kit
• Units: Kit

Important to know

Please note that this kit does not include a cylinder head. The included power valves are specifically designed for this kit and are not compatible with OEM power valves. Verify compatibility with your specific engine model before installation.