11-2603 - 74 Shovelhead Cylinder and Piston Kit

74 inch Shovelhead cylinder and piston kit honed and pre fitted with 8.5:1 compression cast pistons and Hasting rings They are ready to run and will require break-in. Please refer to proper shop manual for suggestions on break-in. Sold in pairs. For stock stroke only. For 1966-1978 Shovelheads. order gasket set separately. *NOTE: All cast iron cylinders have same piston to wall clearance .0025 -.003. Bore size is 3.4380 inch-3.4385 inch inner diameter.