Piston Kit (Forged High Compression)

Key benefit: Get a noticeable performance upgrade with the VERTEX Pro HC Forged High Compression Piston Kit—engineered to increase power and torque throughout the entire RPM range. This is an ideal choice when you want more response from your 250cc 4-stroke during a rebuild, without compromising durability.

Built using proven Vertex technology, the piston is forged from premium 2618 aluminum for superior strength under high loads. Each piston is heat-treated using a T-5 hardening and tempering cycle, while the high-tech molybdenum disulphite (moly) skirt coating helps reduce friction, speeds up break-in, and extends piston life.

Key features:

• ✅ Pro HC forged high-compression design for improved power and torque
• ✅ 2618 forged aluminum construction for strength and durability
• ✅ Moly-coated piston skirt for faster break-in and increased service life

Benefits of use:

• 🔹 Stronger performance across the rev range thanks to higher compression
• 🔹 Reliable under demanding riding with forging + T-5 heat treatment
• 🔹 Convenient rebuild solution—includes the key components you need

Technical specifications:

• 📌 Brand: VERTEX
• 📌 Vendor part number: 24381C
• 📌 Engine type: 4-Stroke
• 📌 Displacement: 250 cc
• 📌 Bore size: 77.00 mm
• 📌 Piston diameter: 76.97 mm
• 📌 Compression ratio: 14.7:1
• 📌 Material: Forged aluminum alloy (2618)
• 📌 Ring material: nitride coated steel
• 📌 Skirt coating: moly coated
• 📌 Kit includes: piston, rings, wrist pin and circlips

Why choose this product/service?

• ⭐ Designed for riders who want high-compression performance with dependable materials
• ⭐ Quality-focused manufacturing: forged construction + T-5 heat treatment
• ⭐ A complete kit for easier ordering and rebuild preparation