Athena Piston Kit - 66.34mm Bore - 249cc - Size A - S4F06640019A

The Athena Piston Kit delivers exceptional performance and durability for your 2-stroke engine. Designed for enthusiasts and professionals alike, this kit provides increased power and reliability in demanding conditions. Upgrade your engine with confidence using this high-quality piston kit.

Description

Athena's Piston Kit is engineered to withstand high mechanical and thermal stresses. Each kit is rigorously tested on engine dynamometer benches under progressive stress loads and validated on the track to ensure peak performance in even the most extreme conditions. The piston rings are designed to minimize friction with the OE cylinder, boosting overall performance. Manufactured using reverse extrusion and crafted from 4032 aluminum alloy, this standard size A piston is designed for OE cylinders and 249cc 2-stroke engines, offering a direct replacement for enhanced power and reliability. The domed piston head shape optimizes combustion, contributing to the engine's efficiency and responsiveness.

Features & highlights

• Enhanced Durability: High resistance to mechanical and thermal stresses ensures long-lasting performance.
• Optimized Performance: Piston rings minimize friction for increased power output.
• Race-Proven: Tested on engine dynamometers and race tracks for reliability in extreme conditions.
• Premium Materials: Crafted from high-quality 4032 aluminum alloy for superior strength.
• Precision Manufacturing: Made by reverse extrusion for precise dimensions and optimal fit.
• Improved Combustion: Features a domed piston head for more efficient combustion.

Technical specifications

• Brand: Athena
• Part Number: S4F06640019A
• Bore Size: 66.34 mm
• Compression Ratio: Stock
• Displacement: 249 cc
• Engine Type: 2-Stroke
• Piston Head Shape: Domed
• Piston Material: 4032 Aluminum Alloy
• Piston Size: Standard Size A
• Type: A

Important to know

• Designed for OE cylinders.