Crankcases

39 products

Crankcases for Harley-Davidson are the foundation of your V-Twin engine, housing the crankshaft, cam system, and providing mounting points for the cylinders and transmission. Available from Iron City Motorcycles, an authorised Harley-Davidson dealer in Leeds, our selection features crankcases from S&S Cycle. These cases are engineered for Big Twin applications across the Softail, Dyna, and Touring families, and are available for both stock replacement and stroker engine builds. S&S crankcases are machined to exacting tolerances, providing the solid foundation needed for reliable, high-performance Harley-Davidson engine builds. 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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