PISTON KIT 04-07 CRF250R 78.00, WISECO 4829M07800C HONDA MX
4.1 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
Wiseco forged piston kit 4829M07800C for Honda CRF250R and CRF250X. This kit features a compression ratio of 12.9:1 and a bore of 78.00 mm. Forged pistons offer superior toughness and durability for extreme racing conditions compared to cast pistons. Forgings have condensed grain that is aligned to the features of the part, producing higher mechanical properties and resistance to impact and fatigue. Specifications include a displacement of 249 cc, bore of 78.00 mm, stroke of 52.20 mm, and 1 cylinder. The actual compression ratio is 12.8:1. Part number 56-W4829.C.WI.
- SKU
- 56-W4829.C.WI
- Brand
- Wiseco
- Availability
- In Stock (2)
Fitments (20)
| Make | Model | Year |
|---|---|---|
| HONDA | CRF 250R | 2004 |
| HONDA | CRF 250R | 2005 |
| HONDA | CRF 250R | 2006 |
| HONDA | CRF 250R | 2007 |
| HONDA | CRF 250R | 2008 |
| HONDA | CRF 250R | 2009 |
| HONDA | CRF 250X | 2004 |
| HONDA | CRF 250X | 2005 |
| HONDA | CRF 250X | 2006 |
| HONDA | CRF 250X | 2007 |
| HONDA | CRF 250X | 2008 |
| HONDA | CRF 250X | 2009 |
| HONDA | CRF 250X | 2010 |
| HONDA | CRF 250X | 2011 |
| HONDA | CRF 250X | 2012 |
| HONDA | CRF 250X | 2013 |
| HONDA | CRF 250X | 2014 |
| HONDA | CRF 250X | 2015 |
| HONDA | CRF 250X | 2016 |
| HONDA | CRF 250X | 2017 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 78mm
- Variant Id
- 295782
FULL DESCRIPTION
Wiseco Forged Piston Kit
Engineered for extreme racing conditions, this Wiseco forged piston kit offers superior strength and durability compared to standard cast pistons. Forged pistons are designed to withstand the demanding applications of high-performance motorsports. Unlike brittle cast pistons, forgings feature a condensed grain structure that aligns with the piston's features, resulting in enhanced mechanical properties and improved resistance to impact and fatigue.
Key Features:
- Forged construction for exceptional toughness and durability.
- Optimized strength-to-weight ratio.
- Designed to withstand extreme racing conditions and high-performance demands.
- Actual Bore: 78.00 mm
- Stroke: 52.20 mm
- Actual Compression Ratio: 12.8:1
- Size designation includes A, indicating a specific dimension.
- Compression ratio of 12.9:1 for enhanced performance.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.