Vertex Complete Top End Kit - Replica Forged Piston Cylinder kitRef : VER00372A / 1117184001

VERTEX Complete Top-End Kit - Replica Forged Piston (Manufacturer part number: VTKTC24097A). Designed for 250cc trail and motocross bikes, this top-end kit includes all the necessary components for a piston overhaul while adhering to VERTEX standards: forged aluminum piston, "A" oversize, and Replica finish suitable for off-road use. Ideal for engine preparation or restoration after wear or boring.

• Included: piston, rings, piston pin, circlips, top-end gaskets, needle cage (2T applications). 4T kits also include a timing chain.
• Technical specifications:
  • Piston compression: Standard
  • Bore diameter: 78.00 mm
  • Piston diameter: Ø 77.960 mm (Ø 77.96) — Oversize letter: A
  • Material: Aluminum (forged piston)

Note: top-end kits do not include ignition cover or clutch cover gaskets — be sure to order them separately if you are performing a complete replacement or working on the timing. This kit is compatible with many 250 motocross models, including GAS GAS MC 250 F (2025), KTM 250 SX-F (2022), and HUSQVARNA FC 250 (2022); always check compatibility with your model and year before installation.