PISTON KIT 08-11 YZF250 77.00, WISECO 4952M07700 YAMAHA
4.1 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
Wiseco 4952M07700 250cc Motorcycle Piston Kit. 77.00mm bore, 13.5:1 compression ratio. Forged from high-silicon aluminum alloy for maximum strength and dependability. Kit includes rings and circlips.
- SKU
- 56-W4952.WI
- Brand
- Wiseco
- Availability
- In Stock (2)
Fitments (9)
| Make | Model | Year |
|---|---|---|
| YAMAHA | YZ 250F | 2008 |
| YAMAHA | YZ 250F | 2009 |
| YAMAHA | YZ 250F | 2010 |
| YAMAHA | YZ 250F | 2011 |
| YAMAHA | YZF 250 | 2007 |
| YAMAHA | YZF 250 | 2008 |
| YAMAHA | YZF 250 | 2009 |
| YAMAHA | YZF 250 | 2010 |
| YAMAHA | YZF 250 | 2011 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 77mm
- Variant Id
- 256434
FULL DESCRIPTION
Wiseco 4952M07700 Motorcycle Piston Kit - 77.00mm Bore, 13.5:1 Compression
Upgrade your engine's performance and durability with this high-quality Wiseco Piston Kit. Engineered for precision and reliability, this kit is designed to enhance your motorcycle's power and longevity.
Key Features:
- Forged Aluminum Alloy: Crafted from a high-silicon aluminum alloy for exceptional strength and dependable performance under demanding conditions.
- Performance-Driven Design: Features an innovative forging design and optimized piston skirt to maximize horsepower and torque output.
- High Compression Ratio: Offers a 13.5:1 compression ratio for increased power and throttle response.
- Complete Kit: Includes all necessary rings and circlips for a comprehensive installation.
- Durable and Long-Lasting: Built for durability and longevity, ensuring sustained performance for both trail and racing applications.
- Specific Bore Size: Precisely machined to a 77.00mm bore size.
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.