The Yamaha YZ 65 Big Bore Piston Kit by Vertex Pistons is a top-of-the-line upgrade for your dirt bike. Designed for models from 2018 to 2024, this +2mm cast piston kit increases your bike's displacement to 70cc, enhancing performance and power.

Delve deeper into the benefits of this piston kit, engineered for precision and durability. Each kit offers a perfect fit with options in A, B, or C sizes to match your cylinder bore, optimizing power output and minimizing blow-by and oil consumption. The pistons are heat treated using a T-5 hardening and tempering cycle, ensuring longevity and resilience under demanding conditions. Additionally, the piston skirts are coated with advanced molybdenum disulphide (MoS2), which accelerates break-in time and prolongs the life of the piston, making it an ideal choice for high-performance enthusiasts.

Features

• Exact fit A, B, or C pistons for optimized power and performance
• Increases displacement to 70cc for enhanced power
• Includes piston, rings, wrist pin, and circlips
• Hi-tech MoS2 coating for faster break-in and increased lifespan
• Heat treated T-5 hardening and tempering cycle

For those exploring this Yamaha YZ 65 Big Bore Piston Kit, our experienced team is eager to assist. Please feel free to give us a call for any inquiries; we are available at 512-982-9393 in Texas and 562-981-6800 in California. Visit either of our locations in Austin, Texas, or Los Angeles, California, where we offer professional installation and customization services. Thinking of purchasing multiple items? Contact us for potential shipping discounts. Remember, we install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov