# Cometic 04-06 Yamaha YFM350 Bruin Auto 2x4 84m Bore Top 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.

-   All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns
-   High Performance Gasket Kits

This Part Fits:

Year

Make

Model

Submodel

2004-2006

Yamaha

YFM350 Bruin Auto 2x4

Base

2007-2014

Yamaha

YFM350 Grizzly 4x4 Auto

Base

2007-2012,2014

Yamaha

YFM350 Grizzly Auto

Base

2007-2012

Yamaha

YFM350 Grizzly IRS 4x4 Auto

Base

2004-2013

Yamaha

YFM350 Raptor

Base

2006-2009

Yamaha

YFM350 Wolverine

Base

1995-2005

Yamaha

YFM350F Wolverine 4x4

Base

2004-2006

Yamaha

YFM350FA Bruin Auto 4x4

Base

1987-1999

Yamaha

YFM350FW Big Bear 4x4

Base

1996-1999

Yamaha

YFM350U Big Bear 2x4

Base

1987-2004

Yamaha

YFM350X Warrior

Base

2000-2004

Yamaha

YFM400 Big Bear 2x4

Base

2000-2006

Yamaha

YFM400 Big Bear 4x4

Base

2007-2012

Yamaha

YFM400 Big Bear IRS 4x4

Base

1999

Yamaha

YFM400F Kodiak 4x4

Base

2006-2010

Yamaha

YFM450FX Wolverine 4x4

Base

## Details

- **Price:** 143.39 CAD
- **Vendor:** Cometic Gasket
- **Type:** Gasket Kits

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 143.39 CAD | In stock |

## Images

- Photo - Primary
- User 9
- Installation Instructions
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/cometic-04-06-yamaha-yfm350-bruin-auto-2x4-84m-bore-top-end-gasket-kit)
> Updated: 2026-06-26