CYLINDER SLEEVE 80-80 YAMAHA YZ 80 49mm VINTCO SLY11C
VintCo cast iron cylinder sleeve with a 49mm bore, designed as a replacement for vintage motorcycles when original cylinders are difficult to find. Manufactured in the USA for VintCo by Advanced Sleeve, this sleeve uses modern materials and manufacturing to provide OEM-level fitment and performance. Port angles are optimized to minimize port matching during installation. This sleeve can be bored and honed to fit stock-size VintCo piston kits. For installation by an experienced and qualified machinist. Specifications include a bore of 49mm, height of 99.7mm, outside diameter of 59.7mm, flange outside diameter of 62.9mm, flange height of 3.8mm, wall thickness of 5.7mm, intake of 20.5mm, and exhaust port location of 21.6mm. Part number SLY11C. Compatible piston part number PSY11-00. Weight 583 grams.
- SKU
- VIN-SLY11C
- Brand
- Vintco
- Availability
- In Stock (1)
FULL DESCRIPTION
VintCo Cylinder Sleeve for Yamaha YZ 80
Restore your vintage motorcycle's performance with this premium cast-iron cylinder sleeve from VintCo. Specifically designed as a replacement for the 1980 Yamaha YZ80, this sleeve offers a reliable solution when original cylinders are scarce. Manufactured in the USA by Advanced Sleeve for VintCo, it utilizes modern materials and advanced techniques to ensure exceptional fitment and durability.
Key Features:
- Direct replacement cylinder sleeve for vintage motorcycles
- Engineered for the 1980 Yamaha YZ80
- Ideal when original cylinder replacements are hard to find
- Optimized port angles minimize required port matching
- Designed to be bored and honed for use with stock-size VintCo pistons
- Requires installation by an experienced and qualified machinist
Specifications:
- Part Number: SLY11C
- Product Type: Cylinder Sleeve
- Material: Cast Iron
- Bore: 49 mm
- Height: 99.7 mm
- Outside Diameter: 59.7 mm
- Flange Outside Diameter: 62.9 mm
- Flange Height: 3.8 mm
- Wall Thickness: 5.7 mm
- Intake Port Dimension: 20.5 mm
- Exhaust Port Location: 21.6 mm