# Vertex Pistons 05-14 WR 250 F/05-13 YZ 250 F Forged Big Bore Piston Kit

Exact fit A, B or C pistons match your cylinder bore perfectly to maximize power and performance, while reducing blow-by and oil consumption. All piston kits include piston, rings, wrist pin and circlips required.

-   Skirts are coated with a hi-tech molybdenum disulphide (MoS2) for faster break-in and increased piston life
-   Heat treated with T-5 hardening and tempering cycle

This Part Fits:

Year

Make

Model

Submodel

2005-2013

Yamaha

WR250F

Base

2005-2007

Yamaha

YZ250F

Base

## Details

- **Price:** 392.59 CAD
- **Vendor:** Vertex Pistons
- **Type:** Piston Sets - Powersports

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 392.59 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/vertex-pistons-05-14-wr-250-f-05-13-yz-250-f-forged-big-bore-piston-kit)
> Updated: 2026-07-10