PISTON KIT 02-04 CR250 66.40, 1-RING WISECO 802M06640
WISECO GP-Style Piston Assembly 802M06640 is designed to withstand the demands of the Grand Prix circuit. This piston features thicker domes than the standard Pro-Lite, is pinned on centerline, and has no intake window. No engine modification is required. It is an Electra coated, single ring piston. A top-end bearing is available separately (part no. B1003). Included items: One 66.4mm piston, one 2614CS ring, two CW18 circlips, and one S508 wrist pin. Sold by application and bore size.
- SKU
- 56-W133.WI
- Brand
- Wiseco
- Availability
- In Stock (1)
FULL DESCRIPTION
Wiseco GP-Style Piston Kit for CR250R
This Wiseco GP-Style Piston Assembly is engineered for high performance, designed to meet the rigorous demands of competitive racing. It features thicker domes compared to standard Pro-Lite pistons and a centerline pin mounting for enhanced durability. This piston kit requires no engine modification for installation.
The Electra coated piston is a single-ring design, often referred to as a "Racers Choice" component. A top-end bearing is also available separately.
Key Features:
- GP-Style Piston Assembly
- Designed for Grand Prix circuit demands
- Thicker domes than standard Pro-Lite pistons
- Centerline pin mounting
- No intake window
- No engine modification required
- Electra coated
- Single ring design
Included Components:
- One 66.4mm piston
- One 2614CS ring
- Two CW18 circlips
- One S508 wrist pin
Important Note: Wiseco pistons, rings, and kits are sold based on application and bore size. Standard and oversized options are not explicitly indicated. It is crucial to know your engine's standard bore size to ensure you order the correct standard or oversized piston. For assistance, please contact technical support.


