Piston Kit

Blagovna znamka: ATHENA
Koda izdelka: 09103894
150,68 € z DDV
135,61 € z DDV
Najnižja cena v zadnjih 30 dnevih: 135,61 € z DDV

ATHENA forged race piston kit built for 2-stroke engines where durability and performance matter most. Designed for the OE cylinder with low-friction rings for efficient power delivery even under extreme load.

  • 66.36 mm bore (Standard Size C) for 249 cc 2-stroke
  • 4032 aluminum alloy, reverse-extruded for high strength
  • Domed piston + performance rings for reduced friction
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Built to handle extreme heat and load, this ATHENA Piston Kit is engineered for riders who demand reliable performance from their 2-stroke engine. The forged race construction and high-quality materials help the piston withstand mechanical and thermal stress, making it a smart choice for rebuilds where consistency matters.

Designed for the OE cylinder, the kit includes piston rings developed to reduce friction against the cylinder wall—helping the engine run smoother and deliver stronger performance. Each design is validated through dynamometer testing under progressive load and confirmed on-track to ensure it performs when conditions get tough.

Key features:

  • ✅ High resistance to mechanical and thermal stresses
  • ✅ Dyno-tested under progressive load and validated on track
  • ✅ Low-friction piston rings for improved performance with the OE cylinder

Benefits of use:

  • 🔹 Reliable durability for demanding riding and racing conditions
  • 🔹 Reduced friction supports efficient power delivery and smooth operation
  • 🔹 OE-cylinder fitment helps ensure correct compatibility and rebuild confidence

Technical specifications (when needed):

  • 📌 Brand: ATHENA
  • 📌 Vendor Part Number: S4F06640018C
  • 📌 Engine type: 2-Stroke
  • 📌 Displacement: 249 cc
  • 📌 Bore size: 66.36 mm
  • 📌 Piston head shape: Domed
  • 📌 Material: 4032 Aluminum Alloy
  • 📌 Piston size: Standard Size C
  • 📌 Compression ratio: Stock
  • 📌 Units: Kit

Why choose this product?

  • ⭐ Race-oriented construction and proven testing for dependable performance
  • ⭐ Designed to match OE cylinder fitment for straightforward rebuilds
  • ⭐ A strong upgrade/refresh option when you want durability without changing stock compression
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