Wiseco Piston Kit, 97.00 mm, 13.5:1 Compression Ratio for Yamaha (40309M09700)

The WISECO 40309M09700 Piston Kit is engineered for Yamaha applications requiring dependable performance, strength, and precise fitment. Manufactured to tight tolerances, this piston kit supports consistent operation and is designed for riders and builders seeking a high-quality replacement or performance-focused engine component.
The kit features a 97.00 mm piston specification and a 13.5:1 compression ratio, making it suitable for compatible Yamaha engine configurations. WISECO’s focus on precision manufacturing helps promote reliable piston movement, proper component alignment, and durable performance under demanding riding conditions.
Included components are the piston rings, wrist pin, and circlips needed to complete the piston assembly. Each part is selected to work together as a cohesive kit, simplifying installation and helping ensure the critical components required for the piston setup are included. Verify engine compatibility, bore requirements, compression ratio, and installation specifications before purchase.
Feature: WISECO performance piston kit designed for compatible Yamaha applications.
Feature: 97.00 mm piston specification for the appropriate engine configuration.
Feature: 13.5:1 compression ratio for compatible high-performance applications.
Feature: Kit includes piston rings, wrist pin, and circlips.
Feature: Manufactured to tight tolerances for a precise fit and dependable strength.

Features:

• WISECO performance piston kit for compatible Yamaha applications

• 97.00 mm piston specification

• 13.5:1 compression ratio

• Includes piston rings, wrist pin, and circlips

• Built to tight tolerances for performance and strength

Ships from Parts Unlimited.