PISTON KIT 2021-22 KX250 Kawasaki 77.98mm, PROX 01.4351.C
ProX piston kit 01.4351.C features a 77.98mm bore. ProX pistons are precision machined on state-of-the-art CNC equipment using a low-expansion, low-friction piston alloy, the same used by major Japanese engine manufacturers. This piston kit is a high-quality replacement for original pistons. Many ProX pistons include OEM-style tin coating to assist the break-in process and a new skirt coating that reduces friction after break-in, increasing performance.
- SKU
- 56-W8820.C.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
FULL DESCRIPTION
ProX Piston Kit - 77.98mm Bore
This ProX Piston Kit is designed to be a high-quality replacement for your original piston. It is precision machined using advanced CNC equipment and constructed from a low-expansion, low-friction alloy, mirroring the materials used by major Japanese engine manufacturers.
Key Features:
- 77.98mm bore diameter.
- Manufactured with a low-expansion, low-friction piston alloy.
- Features a specialized black skirt coating designed to aid in the initial wear-in process and reduce friction over time, ultimately enhancing performance.
- Tin coating assists in the wear-in process upon initial engine startup.
ProX Piston Kits offer a premium solution for replacing the stock piston in your powersports vehicle, ensuring reliability and performance.


