Fits Husqvarna 372xp X-torq, 365 X-torq Piston Kit 50mm Replaces 577207702

Fits Husqvarna 372XP X-TORQ, 365 X-TORQ PISTON KIT, 50MM, INCLUDES EVERYTHING IN THE PICTURE, THIS KIT WILL FIT THE NEW STYLE 372XP AND 365 SAWS THAT HAVE THE DECOMPRESSION VALVE ON TOP OF THE CYLINDER. REPLACES 577207702 OR 510443902 NOTE THIS KIT IS NOT MADE IN CHINA. THIS IS A VERY HIGH QUALITY REPLACEMENT PISTON KIT. Material- The factories use the highest grade material coming from Japan. This is AC4B. 2. Coating- Before coating, all performance saw cylinders are put through 13 preliminary processes to ensure maximum penetration, thickness and coverage. Coating thickness is .04-.06 mm of chrome which increases the life of the cylinder. 3. Machining- Complete machining on all cylinders is performed by accurate CNC tool machines. 4. Die-Casting- All cylinders are made by slow gravity fed die-casting. This increases the weight of the cylinder which enhances the performance and life of the rebuild. 5. Tooling- Each cylinder tooling has limited life and are replaced after the manufact