Wiseco Piston Kit for Yamaha YFZ350 Banshee 1987-2006 PK148

A top-end rebuild is only as good as its components—the Wiseco Piston Kit for your YFZ350 Banshee delivers the precision engineering and durability needed to maximize compression, reduce wear, and unlock consistent performance across the powerband. This complete kit eliminates guesswork by bundling everything required for a proper rebuild in one package, saving time and ensuring compatibility. Whether you're chasing reliability on the track or restoring a well-used machine, Wiseco's forged construction and E-coating technology protect against the micro-welding and ring groove wear that compromise stock pistons.

• High-silicon aluminum alloy
• Forged piston construction
• Includes rings, wrist pins
• Circlips and gaskets included
• E-coated crown and grooves
• Enhanced wear resistance
• Reduced external machining
• Improved bore sealing
• Increased compression ratio
• Boost ports eliminated
• Smoother powerband delivery
• Enhanced top-end acceleration
• Fits YFZ350 1987–2006
• Bolt-on installation
• Cylinder sleeves sold separately