WISECO - 513M06650 - Piston Kit - 66.50 mm - Yamaha
A piston that fits loose burns oil and loses compression. One that fits tight seizes under heat. The WISECO 513M06650 is built for your 66.50 mm / Yamaha engine with the kind of precise dimensional control that sits exactly where it should — delivering clean combustion sealing and smooth cylinder wall contact from the first fire-up. Designed for all-purpose 2-stroke riding. Durability, longevity and increased horsepower. Displacement: 375 cc. Every serious rebuild deserves components engineered to this standard, and the 513M06650 delivers it.
Features
- Designed for all-purpose 2-stroke riding
- Durability, longevity and increased horsepower
- Dedicated forging design for strength-to-weight optimization
- Extra lightening operations for enhanced throttle response
- Engineered, forged, and machined in the USA
- Piston is made in the USA
Specifications
- Displacement: 375 cc
- Engine Type: 2-Stroke
- Riding Style: Adventure Touring / Dual-Sport
- Riding Style: ATV
- Riding Style: Street
- Units: Kit
- Bore - Oversize: +2.50 mm
- Bore Size: 66.50 mm
- Model: Pro-Lite
- Skirt Coating: Non-Coated
- Product Name: Piston Kit
- Cooling System: Liquid Cooled
- Piston Material: 4032 Aluminum Alloy
- Stroke Length: 54.00 mm
Frequently Asked Questions - WISECO - 513M06650 - Piston Kit - 66.50 mm - Yamaha
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
