The cylinder block used for the Cummins, Deutz, Caterpillar,etc Engine cylinder blocklong block and short block: Cummins: 6BT, 6CTA, ^BT, 6BTA, 6BTAA, 4BT, ... 5 Fiat:3cyl,4cyl Romania:UTB650 Perkins:3 cyl Engine block: Cummins 4BT, 6BT, 6BTAA, 6CT, NT855 Toyota: 2Y ... , 769b (engine 9m3677, p/n: 9s5545) (cylinder block: 3306)Deutz (cylinder heads, cylinder blocks): f6l912, F6L 913, f8l413 , F3L 912 ...