Vertex Casted Piston kitRef : VER00517A / 1095139004

VERTEX Cast Piston – Manufacturer Part No: 22459D

Replace the heart of your cylinder block with this cast piston from VERTEX, designed for the Cross environments. Machined to fit oversized bores, it offers a geometry tailored to the needs of engines that demand reliability and high RPM performance.

• Material: aluminum (cast piston)
• Compression: standard
• Bore Diameter: 67.50 mm
• Piston Diameter: Ø 67.470 mm
• Oversize Letter: D (oversize)

This piston is suitable for the listed KTM 250 models for the same period and size: KTM 250 SX (1999), KTM 250 EXC (1999), KTM 250 EGS (1999). Ideal for an engine overhaul where the precision of assembly between piston, rings, and pin is crucial. Always check the condition of the cylinder, ring, and pin before installation and adhere to the manufacturer's recommendations for break-in and timing.

VERTEX product, part number 22459D — a replacement part designed to restore the correct clearance in case of oversize D. Suitable for motocross riders looking for a robust part that meets original dimensions.