CYLINDER SLEEVE 80-81 YAMAHA YZ IT 250 70mm VINTCO SLY09A
Replacement cast iron cylinder sleeve for vintage Yamaha applications. Suitable for restoring original cylinders that require re-sleeving. Features correctly angled ports to reduce port matching work. Can be bored and honed to suit a stock size VintCo piston kit. Manufactured using modern materials and production techniques. VintCo Part Number: SLY09A. Compatible piston kit part number: PSY09-00. Material: Cast iron. Country of manufacture: USA. Made for VintCo by Advanced Sleeve. Bore: 70 mm. Height: 135.5 mm. Outside diameter: 80.7 mm. Flange outside diameter: 83.9 mm. Flange height: 5.1 mm. Wall thickness: 5.9 mm. Intake: 35 mm. Exhaust port location: 35.4 mm.
- SKU
- VIN-SLY09A
- Brand
- Vintco
- Availability
- In Stock (1)
FULL DESCRIPTION
VintCo Cylinder Sleeve for Vintage Yamaha YZ/IT 250
Restore your classic Yamaha motorcycle with this high-quality replacement cast-iron cylinder sleeve from VintCo. Specifically designed for 1980-1981 Yamaha YZ250 and 1981 Yamaha IT250 models, this sleeve is the perfect solution for cylinders that have become worn or damaged over time.
Manufactured in the USA by Advanced Sleeve for VintCo, this cylinder sleeve is crafted using modern materials and production techniques to ensure durability and performance. It is supplied with the precise dimensional information needed for installation by a qualified machinist, ensuring a perfect fit and optimal function.
Key Features:
- Direct replacement cylinder sleeve for vintage Yamaha YZ and IT 250 models.
- Ideal for re-sleeving original cylinders, bringing them back to full service.
- Features correctly angled ports to minimize port-matching complexities during installation.
- Can be bored and honed to precisely match a stock-size VintCo piston kit for seamless integration.
- Built with modern materials and advanced manufacturing processes for lasting reliability.
Specifications:
- Material: Cast iron
- Country of Manufacture: USA
- Bore Size: 70 mm
- Overall Height: 135.5 mm
- Outer Diameter: 80.7 mm
- Flange Outer Diameter: 83.9 mm
- Flange Height: 5.1 mm
- Wall Thickness: 5.9 mm
- Intake Port Dimension: 35 mm
- Exhaust Port Location: 35.4 mm