Description
If you’re rebuilding an 80″ or 89″ Evolution engine, cylinder wear directly impacts compression, ring seal, and overall engine reliability. The S&S Cycle Cylinder 91-7210 delivers OEM-quality performance with a proven cast-iron liner design that resists thermal stress and maintains precise bore geometry through thousands of heat cycles. As a stock replacement, this cylinder restores your engine to factory specifications without compromising durability or requiring custom machine work.
S&S Cycle has engineered these cylinders for engines that demand consistent power delivery and longevity. Whether you’re refreshing a daily rider or preparing for sustained track use, this cylinder pairs seamlessly with stock or modified top-end components.
- 3.5″ bore diameter
- Cast-iron liner construction
- Compatible with 80″ engines
- Compatible with 89″ engines
- Stock replacement fitment
- Bolt-on installation
- Manufactured in USA
- MPN: 91-7210
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