CYLINDER SLEEVE 76-76 YAMAHA YZ 80 49mm VINTCO SLY11A

This VintCo cylinder sleeve is a cast-iron replacement sleeve for the 1976 Yamaha YZ80, intended for vintage applications where a complete replacement cylinder may be difficult to obtain. Made in the USA for VintCo by Advanced Sleeve, it is manufactured using modern production methods for OEM-equivalent fitment and performance, with correctly angled ports to reduce port-matching work. It is intended for installation by an experienced and qualified machinist and can be bored and honed to suit a stock-size VintCo piston kit.

Features

• Replacement cylinder sleeve for vintage Yamaha YZ80 applications
• Suitable for restoring worn or damaged cylinders
• Correctly angled ports to reduce port-matching work during installation
• Can be bored and honed to suit a stock-size VintCo piston kit
• Intended for installation by an experienced and qualified machinist

Specifications

• VintCo Part Number: SLY11A
• Made for VintCo by Advanced Sleeve
• Material: Cast iron
• Country of manufacture: USA
• Piston Part Number: PSY11-00
• Bore: 49 mm
• Height: 101.7 mm
• Outside diameter: 58 mm
• Flange outside diameter: 60.6 mm
• Flange height: 3.8 mm
• Wall thickness: 5 mm
• Intake: 20.5 mm
• Exhaust port location: 23 mm

Vehicle Fitments

• 1976 Yamaha YZ80