PISTON KIT 97-04 YZ125 54.00, WISECO 765M05400 YAMAHA
Wiseco GP-Style Piston Assembly - 765M05400. Designed to withstand the demands of the Grand Prix circuit. Thicker domes than the standard Pro-Lite, pinned on centerline, no intake window. No engine modification required. Electra coated. Ceramic Composite-cylinder sleeving or replating required for oversizes. Top-End bearing available-part no. B1038. Included items: One 54.0mm piston, one 2126CS ring, two CW15 circlips, one S632 wrist pin. This is a racers choice GP-Style piston for high-end racers and professional engine builders. Our pistons, rings and kits are sold by application and bore size. Standard and oversizes are not indicated.
- SKU
- 56-W797.WI_GP
- Brand
- Wiseco
- Availability
- In Stock (1)
FULL DESCRIPTION
Wiseco GP-Style Piston Assembly
Engineered for the extreme demands of Grand Prix racing, this Wiseco GP-Style Piston Assembly is the top choice for professional racers and engine builders seeking peak performance.
Key Features:
- GP-Style Design: Built to endure the rigors of competitive racing.
- Reinforced Domes: Features thicker domes compared to standard Pro-Lite pistons for enhanced durability.
- Centerline Pin: Pinned on the centerline for optimal performance and strength.
- No Intake Window: Designed without an intake window for specific racing applications.
- No Engine Modification Required: Installs without the need for extensive engine modifications.
- No Special Sleeving Needed: Does not require Electra coated ceramic composite cylinder sleeving or replating for oversizes.
Included Components:
- One 54.0mm Piston
- One 2126CS Ring
- Two CW15 Circlips
- One S632 Wrist Pin
Note: Top-end bearings are available separately (part no. B1038). This piston is sold by application and bore size.


