When George B. Smith couldn't find the parts to make his Harley-Davidson go faster, he made his own. Today, S&S Cycle is the world's premier manufacturer of high-performance V-Twin motorcycle engines.
Whether it's a ground-up custom build, a barn-find rehab project, or simply a stock upgrade, S&S has what you need to make your bike move faster. Want to supercharge your crankcase or bolster your drivetrain? Look no further than precision S&S components and big-bore kits. Another way to up your game is via one of S&S's performance header, air cleaner, and exhaust packages. Need a complete do-over? Just need to upgrade for your Evo, Sportster, Twin Cam, or vintage Harley project? S&S offers a full line of replacement parts and accessories.
No matter if you ride a modern or vintage Harley or even a Victory motorcycle, the Smith & Smith marquee delivers legendary, pavement-pounding performance with the name you trust and the quality you expect.