Wiseco Piston Kit, 97.00 mm, 13.0:1 Compression Ratio for Yamaha (40307M09700)

The WISECO 40307M09700 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 helps deliver the durability expected from a high-performance engine component.
The kit features a 97.00 mm piston designed for a 13.0:1 compression ratio, making it a suitable replacement or upgrade for compatible Yamaha engines. WISECO’s focus on precision manufacturing helps promote reliable piston movement, proper component alignment, and long-term service performance when installed according to the engine manufacturer’s specifications.
Each WISECO 40307M09700 kit includes the piston rings, wrist pin, and circlips needed to complete the piston assembly. This convenient component package helps simplify installation and ensures that essential supporting parts are included with the piston. Verify engine compatibility, bore requirements, and compression specifications before installation.
Feature: Precision-manufactured WISECO piston kit for compatible Yamaha engines
Feature: 97.00 mm piston diameter
Feature: 13.0:1 compression ratio
Feature: Includes piston rings, wrist pin, and circlips
Feature: Built to tight tolerances for a combination of performance and strength

Features:

• Precision-manufactured WISECO piston kit for compatible Yamaha engines

• 97.00 mm piston diameter

• 13.0:1 compression ratio

• Includes piston rings, wrist pin, and circlips

• Built to tight tolerances for a combination of performance and strength

Ships from Parts Unlimited.