Athena 94mm Big Bore Cylinder Kit – Suzuki DR-Z400 / LT-Z400, Kawasaki KLX/KFX400, Arctic Cat DVX400

🛠️ Description

Boost your machine to 435cc with the Athena 94mm Big Bore Cylinder Kit. Featuring a precision aluminum cylinder with nickel-carbide coating, this kit improves torque with stock CDI and exhaust, and delivers maximum horsepower gains when paired with a racing exhaust. The forged molybdenum-coated piston ensures durability under high-performance conditions, while the enlarged water jackets improve cooling for sustained performance.

✅ What’s Included

• 94mm big bore aluminum cylinder with nickel-carbide coating

• Forged piston with molybdenum coating

• High-performance hard-anodized power valves (not OEM compatible)

• Piston rings, wrist pin, and circlips

📦 Fitment

• Suzuki DR-Z400 — 2000–2016

• Suzuki DR-Z400S — 2019

• Suzuki DR-Z400SM — 2019

• Suzuki LT-Z400 QuadSport Z / Z LE / SE — 2003–2014, 2008, 2012

• Kawasaki KLX400 — 2003–2006

• Kawasaki KFX400 — 2003–2006

• Arctic Cat DVX400 — 2004–2008

🛡️ Warranty Info

Manufacturer warranty against defects in materials and workmanship. Wear items and race use are excluded.

🔑 Key Features

• 94mm bore increases displacement to 435cc

• 12.3:1 compression ratio for maximum performance

• Durable nickel-carbide cylinder bore coating

• Enlarged water jackets for better cooling efficiency

• Forged piston with molybdenum coating for reduced friction

• Includes specially designed power valves (cannot use OEM)