What is a big bore cylinder kit?

A big bore cylinder kit replaces your stock cylinder with a larger one. This increases the engine's displacement, which generally leads to more horsepower and torque.

What materials are used in this kit?

The cylinder is made of aluminum with a galvanic coating, and it includes a forged piston with a molybdenum coating.

Can this kit be shipped to California?

No, this kit is not CARB approved and cannot be shipped to California.

Athena

Athena 01-08 KTM SX 65 Complete Big Bore Cylinder Kit

Name: Athena 01-08 KTM SX 65 Complete Big Bore Cylinder Kit
Brand: Athena
Price: 723.93 USD
Availability: InStock

$723.93

Fits 2001-2008 KTM 65 SX. This Athena Big Bore Cylinder Kit increases engine displacement for more power.

Key Features

Direct fit — verified for 2001-2008 KTM 65 SX
Aluminum cylinder with galvanic coating — offers good heat transfer and wear resistance
Forged piston with molybdenum coating — helps reduce friction and improve durability
Big bore design — increases engine displacement for more power

Fits this vehicle

KTM 65 SX 2001-2008

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Product Details

Athena makes this Big Bore Cylinder Kit for the 2001-2008 KTM 65 SX. This kit replaces your stock cylinder with a larger one, increasing engine displacement to get more power out of your bike. It’s for riders who want a noticeable boost in performance.

The cylinder is made from aluminum and features a galvanic coating for durability. It comes with a forged piston that has a molybdenum coating, which helps reduce friction and wear.