PISTON KIT 2023-25 KTM 250SX-F, 2023-25 HUSKY FC250 81mm, PROX 01.6348.B
ProX Piston Kit 4-Stroke 81.00mm Bore. Kit includes piston rings, wrist pin, and circlips. Pistons are precision machined on CNC equipment and use a low-expansion, low-friction piston alloy. Features an OEM-style tin coating for assisted break-in. Part number 01.6348.B.
- SKU
- 56-W4984.B.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
FULL DESCRIPTION
ProX 4-Stroke Piston Kit 81.00mm Bore
This ProX Piston Kit is designed for high-performance 4-stroke engines. It features an 81.00mm bore and is engineered for durability and optimal performance.
Each ProX Piston Kit comes complete and ready for installation, including:
- Piston
- Piston rings
- Wrist pin
- Circlips
ProX pistons are manufactured using advanced CNC machining technology. They are constructed from a low-expansion, low-friction aluminum alloy, mirroring the materials used by major Japanese engine manufacturers. The piston utilizes an OEM-style tin coating, which aids in the crucial break-in process for your engine.
Key Features:
- 81.00mm Bore Size
- Precision CNC Machined
- Low-Expansion, Low-Friction Piston Alloy
- OEM-Style Tin Coating for Enhanced Break-In
- Complete Kit Includes Piston, Rings, Wrist Pin, and Circlips


