Athena P400485100024 392cc Big Bore Cylinder Kit with Cylinder Head (68mm Bore) - Premium Twin-Cylinder 2-Stroke Performance Upgrade, Compatible with Yamaha Banshee 350 1987-2006 Speakers Built with Twin Air’s industry-leading

Built with Twin Air’s industry-leading dual-stage foam technology

Equipped with a powerful Shimano Steps E7000 motor and 11-speed gears

acceleration

Corrosion resistant: black oxide coating provides lubricity and resists corrosion of the bit

the marking and cutting edge is continuous along entire length - measure and mark with no interruptions

Athena P400485100024 392cc Big Bore Cylinder Kit with Cylinder Head (68mm Bore) - Premium Twin-Cylinder 2-Stroke Performance Upgrade, Compatible with Yamaha Banshee 350 1987-2006 Speakers Built with Twin Air’s industry-leadingUPGRADE YOUR SPORT ATV TO THE NEXT LEVEL OF PERFORMANCE Extract massive power, aggressive low end torque, and unmatched acceleration from your legendary 350cc twin cylinder, two stroke sport ATV with the Athena Big Bore Cylinder Kit (Part No. P400485100024), a premium race proven package engineered in Italy to seamlessly convert your factory setup into a high revving, high output 392cc powerhouse. Both cylinders are entirely cast from high grade