CYLINDER SLEEVE 77-79 YAMAHA YZ IT 175 66MM VINTCO SLY08A
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VintCo cylinder sleeve for vintage Yamaha YZ175 and IT175 models. Designed for restoring original cylinders when replacements are difficult to obtain. Made in the USA by Advanced Sleeve for VintCo using modern manufacturing techniques for OEM-equivalent or better fitment and performance. Features correctly angled ports to reduce port-matching work. Can be bored and honed to suit a stock-size VintCo piston kit. Intended for installation by an experienced and qualified machinist. Material: Cast iron. Bore: 66 mm. Height: 117.2 mm. Outer Diameter: 72.1 mm. Flange Outer Diameter: 74.6 mm. Flange Height: 5.1 mm. Wall Thickness: 3.6 mm. Intake: 24.5 mm. Exhaust Port Location: 24.5 mm. VintCo Part Number: SLY08A. Piston Part Number: PSY08-00.
- SKU
- VIN-SLY08A
- Brand
- Vintco
- Availability
- In Stock (1)
Fitments (6)
| Make | Model | Year |
|---|---|---|
| YAMAHA | IT 175 | 1977 |
| YAMAHA | IT 175 | 1978 |
| YAMAHA | IT 175 | 1979 |
| YAMAHA | YZ 175 | 1977 |
| YAMAHA | YZ 175 | 1978 |
| YAMAHA | YZ 175 | 1979 |
- SKU
- VIN-SLY08A
- Brand
- Vintco
- Availability
- In Stock (1)
FULL DESCRIPTION
VintCo Cylinder Sleeve for Vintage Yamaha YZ/IT 175
Restore your vintage Yamaha YZ175 or IT175 with this high-quality replacement cylinder sleeve from VintCo. Designed for 1977-1979 models, this sleeve is an ideal solution when original replacement cylinders are hard to find. Manufactured in the USA by Advanced Sleeve for VintCo, it utilizes modern techniques to ensure OEM-equivalent or superior fitment and performance.
This cylinder sleeve is precision-engineered with correctly angled ports to minimize port-matching requirements, simplifying installation for experienced machinists. It is ready to be bored and honed to accommodate a stock-size VintCo piston kit, allowing for a precise engine rebuild.
Key Features:
- Direct replacement cylinder sleeve for vintage Yamaha YZ175 and IT175 motorcycles.
- Perfect for rebuilding original cylinders on classic machines.
- Proudly Made in the USA by Advanced Sleeve for VintCo.
- Built with modern manufacturing processes for optimal results.
- Engineered for OEM-level or enhanced fit and performance.
- Features pre-angled ports to reduce port-matching labor.
- Boreable and honeable for use with stock-size VintCo pistons.
- Designed for professional installation by a qualified machinist.
Specifications:
- Material: Cast iron
- Bore: 66 mm
- Height: 117.2 mm
- Outer Diameter: 72.1 mm
- Flange Outer Diameter: 74.6 mm
- Flange Height: 5.1 mm
- Wall Thickness: 3.6 mm
- Intake Port Size: 24.5 mm
- Exhaust Port Location: 24.5 mm
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