Cylinders

98 products

Our selection of Cylinders for Harley-Davidson delivers the performance and reliability upgrades that riders seek for their motorcycles. From Evolution Big Twins produced 1984-1999 through to the latest 2017-2025 Milwaukee-Eight 107 and 114 cubic inch models, we stock premium cylinders in standard and big bore configurations. S&S Cycle dominates our range with their legendary performance cylinders engineered for increased displacement and improved cooling, while MCS provides quality options for standard replacements and mild performance builds. Whether you are rebuilding a classic Shovelhead, upgrading your Sportster 1200, or building a high-output Milwaukee-Eight, these cylinders provide the foundation for enhanced power and durability. As an Iron City Motorcycles authorised Harley-Davidson dealer, we ensure every cylinder meets the quality standards that Harley-Davidson enthusiasts expect from their engine components. Browse the full range below.

OEM Replacement Parts OEM Only — Active Genuine H-D & replacements Tap to clear filter Custom & Performance Aftermarket Only — Active Upgrades & Aftermarket Tap to clear filter
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