PISTON KIT 03-07 KTM EXC450 89, PROX 01.6413.B BETA 450RR, 594.30.007.000
Forged piston kit, 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 state of the art CNC equipment and use a low-expansion, low-friction piston alloy. Uses an OEM style tin coating to assist the break-in process. PROX 01.6413.B.
- SKU
- 56-W178.B.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (2)
FULL DESCRIPTION
ProX Piston Kit - 89.00mm Bore
This ProX Piston Kit is designed for high-performance engine rebuilds. Crafted from a precision-machined, low-expansion, low-friction piston alloy, it meets the standards used by major Japanese engine manufacturers.
The kit includes everything needed for a complete installation:
- Piston
- Piston Rings
- Wrist Pin
- Circlips
Featuring an OEM-style tin coating, this piston assists in a smooth break-in process for your machine. The standard compression ratio is 11.0:1.
Key Features:- Forged piston construction
- 89.00mm Bore Size
- Standard Compression Ratio: 11.0:1
- Includes piston rings, wrist pin, and circlips
- Precision machined using state-of-the-art CNC equipment
- Low-expansion, low-friction piston alloy
- OEM-style tin coating for enhanced break-in


