# Wiseco 98-05 Yamaha 800 Twin (758M08000) Piston Kit

Classic Forged 2-stroke pistons are perfect for those looking to rebuild their 2-stroke engine with reliable, high-quality components. These pistons cover a wide range of Powersports rebuilds, including vintage motocross models, classic street bikes, and snowmobiles. The forged material improves tensile strength over cast pistons, ensuring refreshed performance on the track or the trail.

-   Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio
-   Improved tensile strength of forged material optimizes strength and service life
-   Designed and built for each specific 2-stroke powersports engine
-   Includes high-quality piston ring(s), wrist pin(s), and circlips
-   Engineered, forged, and machined in the USA in Mentor, OH
-   80.00 mm Bore

This Part Fits:

Year

Make

Model

Submodel

1998-2000

Yamaha

GP800 WaveRunner GP800

Base

2001-2005

Yamaha

GP800A WaveRunner GP800R

Base

2000-2001

Yamaha

XA800 WaveRunner XL800

Base

2002-2004

Yamaha

XA800A WaveRunner XLT800

Base

## Details

- **Price:** 658.82 CAD
- **Vendor:** Wiseco
- **Type:** Piston Sets - Powersports

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 658.82 CAD | In stock |

## Images

- Photo - Primary
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- User 1
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- Photo - out of package
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> Source: [Standard Auto Part](https://www.standardautopart.com/products/wiseco-98-05-yamaha-800-twin-758m08000-piston-kit)
> Updated: 2026-07-15