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Zippers has always been there to help V-twin riders punch up their rides, and they’ve been sure to stay current with the latest models from the Factory. Check out this top end kit for 110″ Stage I motors. Your stock heads get massaged, new valves and springs let the air in, and compression is raised with machine work and new pistons.

517-350

The kits are rounded out with Red Shift cams, Pro-Taper pushrods and an uprated oil bypass valve and cam chain tensioners for a healthier valve train. Built to increase maximum horsepower as well as usable torque, Zippers knows what riders want…and need.

Find out more on Zipper’s website, here!