95 Big Bore bolt on cylinder kit wil increase TC88 engines to 95 Kit includes black cylinders with 931 cast pistons and hasting rings Pistons are pre fitted to cylinders with head gasketsbrbrTwin Cam 378 Big Bore Cylinder Kit increases displacement of Twin Cam 88 1450 to 95 1550 cubic inches These cylinders require no crankcase machining and are finished honed