What is the main benefit of the molybdenum coating on the piston?

The molybdenum coating on the forged piston helps to improve its wear resistance. This means the piston should hold up better over time with regular use.

What material is the cylinder made from?

The cylinder in this kit is made from aluminum. It also features a galvanic coating design for added durability.

Does this kit include everything needed to replace the power valves?

This kit includes the aluminum cylinder with galvanic coating and a forged piston with molybdenum coating. Refer to your service manual for specific installation requirements and any additional hardware needed.

Athena

Athena 97-04 Yamaha YZ 125 LC Factory 125cc 54mm Replacement Power Valves

Name: Athena 97-04 Yamaha YZ 125 LC Factory 125cc 54mm Replacement Power Valves
Brand: Athena
Price: 109.27 USD
Availability: InStock

$109.27

Fits 1997-2004 Yamaha YZ125. Athena replacement power valves for your 125cc two-stroke.

Key Features

Direct fit — verified for 1997-2004 Yamaha YZ125
Aluminum cylinder construction — built to last
Galvanic coating design — helps with durability
Forged piston with molybdenum coating — for improved wear resistance

Fits this vehicle

Yamaha YZ125 1997-2004

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Product Details

Already running a 1997-2004 Yamaha YZ125? This is the next piece you need. Athena offers this replacement power valve kit for your 125cc two-stroke engine. It's built to match the factory specifications for your bike.