Mr. Wizards cylinder work13 Jan, 2017 in Head Hoggers tagged harley cylinder boring / harley engine kits / harley engine machining / harley head work / harley parts / harley service / Head Hoggers by headhoggers Here’s a set of cylinders Mr. Wizard just finished up. Just shows the Quality work you get from us at Head Hoggers! Let us know your machining and motorcycle needs.