Cometic 98-99 Yamaha YZ400F Bottom End Gasket Kit

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil. We are constantly updating and adding models to our ever growing library of gaskets for Powersports, Street Bikes, Snowmobiles, Harley-Davidson and V-Twin applications.

Additional Information

Bottom End Gasket Kit w/o Crank Seals

Part Type

Engine Lower Kit

• All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns
• No Additional Sealer Needed

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Product Details

Reference Information

Gaskets, Bottom End Set, Yamaha, Kit

Cometic Gasket bottom-end gasket kits take the hassle out of rebuilding an engine. Don't waste your time searching for gasket part numbers. Cometic Gasket bottom-end gasket kits contain the most requested gaskets you need to complete your rebuild the right way, the first time. And, they give you strong sealing gaskets that are made to meet or exceed OEM specifications. Please pick the kits that suit your needs. Some gasket kits contain all of the gaskets needed for a total rebuild, and other kits contain only the most commonly requested gaskets.