Yamaha YZ80 Complete Gasket Kit - Vertex Pistons - with Oil Seals - `93-`01. This complete gasket set from Vertex is designed to support a full engine rebuild for Yamaha YZ80 models from 1993 through 2001 and includes the necessary oil seals to restore proper sealing performance.

The kit contains all OEM-specified gaskets and o-rings needed for assembly, plus engine oil seals and formed rubber valve cover gaskets. Where applicable, high-performance MicroPore gasket material is used for improved interface and longevity. This kit is intended for enthusiasts and mechanics who want a reliable foundation when rebuilding or maintaining a YZ80 engine; it supplies the sealing components so you can focus on fitment and tune without hunting individual parts.

Features

• Includes OEM-specified gaskets and o-rings for YZ80 (1993–2001)
• Engine oil seals included for crank and transmission service
• Formed rubber valve cover gaskets for consistent sealing
• MicroPore interface gasket material used where applicable
• Note: mechanical water pump seal is not included

This kit is compatible with 1993–2001 Yamaha YZ80 engines and is supplied under the Vertex Pistons product line name. It does not include mechanical water pump seals or any internal engine components beyond gaskets, o-rings, and specified oil seals. Use it as the sealing package during a rebuild or when refreshing an engine to correct leaks and ensure proper assembly.

If you have questions or need fitment help, call us directly — we’re happy to assist. We offer installation and customization services at two locations: Austin, Texas and the Los Angeles, California area. Call 512-982-9393 (TX) or 562-981-6800 (CA) for parts, scheduling, or technical questions.

If you are considering purchasing multiple items, please contact us about shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov