JE Pistons XS9700 Piston Ring Set for Yamaha YZ450F and WR450F - Precision Engine Sealing

JE Piston Rings are designed to maximize horsepower through precision sealing of combustion pressure. They are offered in a huge selection of sizes, various materials, and in multiple thicknesses to suit a wide variety of engines. JE Pistons also offers an array of custom piston ring services including back cutting, dyke cutting, lapping, grinding, and PVD coating. These services, the same used by top NHRA Pro Stock and NASCAR teams, are now available to the public and offer tremendous gains in durability, power through reduced friction, and improved ring seal. Piston Ring Set, 1 Cyl., File Fit, 0.0472 in. Carbon Steel Chrome Top Ring, 0.0591 in. Iron Phosphate Second Ring, 0.0787 in. Carbon Steel Chrome Low Tension Oil Ring, Each.

• Multiple high-end materials to suit street and racing applications; Precision lapping and other custom services available; Multiple ring face styles and coatings

The JE Pistons XS9700 piston ring set is engineered to optimize engine performance by providing a reliable seal that maximizes horsepower and efficiency. Designed specifically for Yamaha YZ450F and WR450F models from 2010 to 2017, this set ensures a perfect fit and superior durability. Featuring high-quality materials such as carbon steel and iron phosphate, these rings are suitable for both street and racing applications, offering versatility for various riding conditions. The set includes a chrome top ring, an iron phosphate second ring, and a low tension oil ring, each designed to reduce friction and improve overall engine performance. Customizable services like back cutting, dyke cutting, lapping, grinding, and PVD coating are available through JE Pistons, allowing enthusiasts and professionals to enhance ring seal and durability even further. These services, used by top NHRA Pro Stock and NASCAR teams, are now accessible to the broader market, providing significant gains in engine longevity and power output. The ring set’s precise manufacturing and material selection help ensure optimal combustion pressure sealing, which translates into better throttle response and increased horsepower. This set is an excellent upgrade for riders seeking to improve their Yamaha’s performance while maintaining reliable operation during demanding conditions. Proper installation and fine-tuning can maximize the benefits of these precision-engineered rings, making them a critical component in high-performance engine builds or rebuilds.

Features:

• High-performance piston rings made from carbon steel and iron phosphate for durability and sealing efficiency

• Includes chrome top ring, iron phosphate second ring, and low tension oil ring for comprehensive sealing and friction reduction

• Designed specifically for Yamaha YZ450F and WR450F models from 2010 to 2017 for a perfect fit

• Custom services such as back cutting, dyke cutting, lapping, grinding, and PVD coating available to enhance performance

• Engineered to improve horsepower, reduce friction, and boost engine longevity in street and racing applications