Motorcycle 72mm Air Cylinder Block Kit for 300 XC XC-W EXC300 HUSQ VARNA TE300 TX300 Dirt Bike Engine Part This cylinder block kit is designed for use with specified dirt bike engine models.It features a 72mm bore size and is engineered to fit 300 XC, XC-W, EXC300, TE300, TX300, and VARNA engine configurations.The kit includes all necessary components for installation, providing a complete replacement solution for the air cylinder assembly.Constructed for durability under -performance conditions, it supports efficient engine and consistent power delivery.Intended for off-road motorcycles, the part integrates into the engine system to maintain compression and support combustion efficiency. Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.