PISTON KIT 03-07 KTM EXC450 89, PROX 01.6413.A BETA 450RR, 594.30.007.000
Forged piston kit A, 89.00 mm bore. Standard compression 11.0:1. Ready to install, ProX piston kits are supplied complete with piston rings, wrist pin, and circlips. ProX pistons are precision machined on the latest CNC equipment and use a low-expansion, low-friction piston alloy. Uses an OEM style tin coating to assist the break-in process. Part number 01.6413.A.
- SKU
- 56-W178.A.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
FULL DESCRIPTION
ProX Forged Piston Kit
This ProX Piston Kit is engineered for high performance and durability. It features a forged piston, precision machined on state-of-the-art CNC equipment using a low-expansion, low-friction alloy favored by major Japanese engine manufacturers.
The kit includes everything needed for installation: piston rings, wrist pin, and circlips. It utilizes an OEM style tin coating to aid in the break-in process for your machine.
Key Features:
- Forged Piston Kit
- Bore Size: 89.00 mm
- Standard Compression Ratio: 11.0:1
- Includes piston rings, wrist pin, and circlips
- Precision machined using advanced CNC equipment
- Low-expansion, low-friction piston alloy
- OEM style tin coating for assisted break-in


