Piston rings diameter 105mm PERKINS 1004.4 1103 1104 ATLAS COPCO BOBCAT CLAAS CAT MANITOU URSUS LANDINI MCCORMICK TEREX STD Piston rings used in PERKINS engines - kpl.1cyl. PARAMETERS cylinder diameter: 105mm 3.5tr/2.5/3.5 first and oil ring chrome plated dimension: STD ENGINES PERKINS 1104C-44TA 1004.4 1004.42 1103C-33 1103C-33T 1104D-E44TA 1104D-44T 1104D-44TA 1104C-44 1104C-44T 1104C-E44T MODELS PERKINS ATLAS COPCO BOBCAT CLAAS CAT MANITOU URSUS LANDINI MCCORMICK TEREX HATTAT TRAKTOR ARMATREC FARMTRAC KIOTI