Athena Big Bore Race Cylinder Kit 163.5cc 4-stroke

Upgrade your 4-stroke engine with the Athena Big Bore Race Cylinder Kit, designed for maximum performance and durability. This kit provides a significant boost in power and torque, giving you the competitive edge you need on the track or trail. Experience enhanced throttle response and overall engine efficiency with this premium cylinder kit.

Description

The Athena Big Bore Race Cylinder Kit transforms your engine into a high-performance powerhouse. Featuring an aluminum cylinder with a nickel-carbide coating, this kit ensures superior heat dissipation and reduced friction, leading to increased power output and extended engine life. The larger water jackets improve cooling efficiency, preventing overheating during intense riding conditions. The kit includes specially designed, high-performance, hard anodized power valves that are not compatible with OEM valves. A forged piston with a molybdenum coating minimizes wear and maximizes performance. This kit's 163.5cc displacement and 12.1:1 compression ratio work together to provide a noticeable boost in power. Easy to install with basic mechanical skills, this kit offers a direct fit replacement for your stock cylinder. Unleash the full potential of your 4-stroke engine with the Athena Big Bore Race Cylinder Kit.

Features & highlights

• Enhanced Performance: Experience a significant increase in horsepower and torque across the RPM range.
• Superior Cooling: Larger water jackets in the cylinder provide improved heat dissipation, preventing overheating.
• Durable Construction: Aluminum cylinder with nickel-carbide coating ensures long-lasting performance and reduced friction.
• Optimized Components: Forged piston with molybdenum coating minimizes wear and maximizes power output.
• High Compression Ratio: 12.1:1 compression delivers maximum power and efficiency.

Technical specifications

• Brand: Athena
• Product Name: Cylinder Kit
• Engine Type: 4-Stroke
• Displacement: 163.5 cc
• Bore Size: 69.00 mm
• Compression Ratio: 12.1:1
• Cylinder Bore Coating: Nickel-Carbide
• Material: Aluminum
• Base Color: Silver

Important to know

This kit requires professional installation for optimal performance. Cylinder head is NOT included. The included power valves are not compatible with OEM valves.

Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.

GLS home delivery costs DKK 59.

We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.

There is a 14-day return policy. Read more

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Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29

Best regards,
William Svendsen & Martin Høyer (Owners)