PISTON KIT 70-77 BULTACO 250 74.0mm 2.0mm OVER VINTCO
VintCo Piston Kit for Bultaco 250cc models. This complete kit includes piston, rings, pin, and clips, designed for vintage 2-stroke motorcycle rebuilds. Manufactured with modern materials and production methods for OEM-style fit and performance. Features a solid skirt design with MoS2 coating for break-in. Minor modification may be needed for specific models and some year-specific cut-outs may require machining. Wrist pin bearing sold separately. Additional size options are available. Piston diameter is 74.0 mm with a +2.0 mm oversize. Measured size is 73.94 mm with 0.06 mm clearance. Forged piston made in Germany. Vintco Part Number: PSB01-2.0.
- SKU
- VIN-PSB01-2.0
- Brand
- Vintco
- Availability
- Out of Stock
FULL DESCRIPTION
VintCo Piston Kit for Bultaco 250cc Vintage Motorcycles
This VintCo piston kit offers a complete replacement assembly for 1970-1977 Bultaco 250cc vintage 2-stroke motorcycles. Manufactured with modern materials and production techniques, it ensures an OEM-style fit and performance. The kit includes the piston, rings, pin, and clips, ready for your vintage motorcycle rebuild. Its solid skirt design is a hallmark of quality, though some specific Bultaco model years may require minor machining of cut-outs by an experienced mechanic for optimal fitment.
Key Features:
- Complete piston kit for Bultaco 250cc models
- Includes piston, rings, pin, and clips
- Ideal for vintage 2-stroke motorcycle restorations
- Solid skirt design
- MoS2 coating aids in break-in
- Forged piston construction for durability
- Made in Germany
Specifications:
- Piston Diameter: 74.0 mm
- Oversize: +2.0 mm
- Measured Size: 73.94 mm
- Clearance: 0.06 mm
Additional Information:
- A wrist pin bearing is available separately.
- Other piston sizes are also available.
- Minor modifications to the piston skirt may be necessary for certain model years, which should be performed by a qualified professional.