What does a top-end gasket kit typically include for a dirt bike?

A top-end gasket kit usually contains all the gaskets and seals needed to reassemble the cylinder head, cylinder, and piston assembly. This includes items like the cylinder head gasket, base gasket, and any other seals specific to the top end of the engine.

Are these gaskets OEM quality?

Wiseco gasket kits are described as OEM+ quality, meaning they meet or exceed the original equipment specifications. They are manufactured by leading gasket suppliers and inspected for accuracy.

Do I need any special tools to install this gasket kit?

While the kit itself contains the gaskets and seals, you will need standard mechanic's tools for engine disassembly and reassembly. Always refer to the manufacturer's service manual for specific tool requirements and procedures.

Wiseco 1989 Yamaha YZ125 Top End Gasket Kit

Specifications

Brand: Wiseco
Part #: W5167
UPC: 193564113696

Wiseco 1989 Yamaha YZ125 Top End Gasket Kit

Name: Wiseco 1989 Yamaha YZ125 Top End Gasket Kit
Brand: Wiseco
Price: 39.21 USD
Availability: InStock

$39.21

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 1989 Yamaha YZ125. This Wiseco top end gasket kit includes all the seals and gaskets needed for a reliable engine rebuild.

Key Features

Fits 1989 Yamaha YZ125.
Supplies all gaskets and seals specified under one part number for your engine rebuild.
Manufactured by leading gasket suppliers.
Inspected for quality and accuracy.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits this vehicle

Yamaha YZ125 1989

Product Details

When you're rebuilding the top end of your 1989 Yamaha YZ125, having all the right gaskets and seals in one place makes the job much smoother. This top-end gasket kit from Wiseco bundles everything you need for a convenient and reliable engine rebuild.

Wiseco sources their gaskets from well-known suppliers, and each kit is inspected to ensure quality and accuracy. Having all the specified gaskets and seals under a single part number means you won't be hunting for individual pieces, helping you get your YZ125 back on the trail with confidence.