PISTON KIT 73-75 YAMAHA RD 250 55.5mm 1.5mm OVER VINTCO PSY17-1.5
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VintCo piston kit for vintage 2-stroke Yamaha RD250 models from 1973 to 1975. This complete piston assembly includes the piston, rings, pin, and clips. The forged piston features MoS2 coating for running-in and is designed for OEM-level or better fitment and performance. Manufactured in Germany. Piston size is 55.5 mm with an oversize of +1.5 mm. The piston measurement is 55.43 mm with a clearance of 0.07 mm. A wrist pin bearing is sold separately. Additional size options are available.
- SKU
- VIN-PSY17-1.5
- Brand
- Vintco
- Availability
- In Stock (1)
Fitments (3)
| Make | Model | Year |
|---|---|---|
| YAMAHA | RD 250 | 1973 |
| YAMAHA | RD 250 | 1974 |
| YAMAHA | RD 250 | 1975 |
- SKU
- VIN-PSY17-1.5
- Brand
- Vintco
- Availability
- In Stock (1)
FULL DESCRIPTION
VintCo Piston Kit 55.5mm +1.5mm Oversize for Yamaha RD250
This VintCo Piston Kit is designed for vintage 2-stroke Yamaha RD250 models from 1973 to 1975. It provides a complete piston assembly, utilizing modern manufacturing techniques and materials to ensure OEM-level or superior fitment and performance for your engine rebuild.
Key Features:
- Complete piston assembly for vintage Yamaha RD250 2-stroke engines.
- Includes piston, rings, pin, and clips for a full installation.
- Forged piston construction for enhanced durability.
- Features a MoS2 coating for optimized break-in periods.
- Engineered for precise fitment and reliable performance, meeting or exceeding OEM standards.
- Wrist pin bearing is sold separately.
- Additional piston sizes are available to suit various engine specifications.
Specifications:
- Piston Diameter: 55.5 mm
- Oversize: +1.5 mm
- Actual Piston Measurement: 55.43 mm
- Piston to Cylinder Clearance: 0.07 mm
- Manufactured in Germany.
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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
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