PISTON KIT 17-19 KX 250F 76.98, PROX 01.4348.C
Piston Kit 76.98mm Bore. ProX pistons are precision machined using state of the art CNC equipment and a low-expansion, low-friction piston alloy. This piston kit is a direct replacement for the original piston. Many ProX pistons feature Tin coating which assists the wear in process and skirt coating to reduce friction.
- SKU
- 56-W8807.C.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (2)
FULL DESCRIPTION
ProX Piston Kit - 76.98mm Bore
This ProX Piston Kit is a high-quality replacement part designed for optimal performance. Precision-machined on state-of-the-art CNC equipment, it utilizes a low-expansion, low-friction piston alloy consistent with that used by major Japanese engine manufacturers.
ProX Piston Kits offer a premium solution to replace the original piston in your motorcycle, scooter, moped, ATV, or personal watercraft. Many ProX pistons feature advanced coatings to enhance performance and durability:
- Tin Coating: Assists the break-in process for newly started engines.
- Skirt Coating: Developed to aid the wear-in process and reduce friction after break-in. This black coating is formulated from a unique blend of materials to boost performance.
Key Features:
- 76.98mm Bore Diameter
- Precision CNC Machined
- Low-Expansion, Low-Friction Alloy
- Includes Performance Enhancing Coatings
- Designed for Direct Replacement


