Wiseco GP Series Piston Kit 54.00 mm for Yamaha (900M05400)

The WISECO GP Series Piston Kit is engineered for Yamaha applications requiring dependable performance, high-rpm durability, and precise fitment. Part number 900M05400 features an electra-coated piston dome, ring groove, and wrist pin bore to help maximize wear resistance while protecting against micro-welding, galling, and detonation-related damage. The forged and machined construction supports consistent performance under demanding operating conditions.
The piston’s GP Series design uses less external machining to help promote an effective bore seal and increased compression potential. An ArmorGlide® skirt coating helps reduce friction and operating noise, supporting smoother operation and improved horsepower potential. These design features make the WISECO 900M05400 piston kit a practical choice for performance-focused Yamaha engine builds and rebuilds.
Each kit includes the piston, piston ring or rings, wrist pin, and circlips required for installation. WISECO engineers, forges, and machines its components in the USA, emphasizing manufacturing precision and reliable service life. Verify application compatibility and required clearances before installation to ensure proper fitment and performance.

Features:

• Brand: WISECO

• Part Number: 900M05400

• Application: Yamaha engines

• Piston Size: 54.00 mm

• Construction: Forged and machined in the USA

• Coating: Electra-coated dome, ring groove, and wrist pin bore

• Skirt Coating: ArmorGlide® coating helps reduce friction and noise

• Performance: Designed for high-rpm durability and increased compression potential

• Included Components: Piston, piston ring or rings, wrist pin, and circlips

Ships from Parts Unlimited.