4BD1 Cylinder head 4BD1 Cylinder head is matching for Isuzu engineWe have been producing Cylinder Head series below:1 Toyota series: 2C,3B,2L(N),2L(O),2LT2H,3L,5L,2J,4Y, 3Y, 3Y-EC,1RZ, 2RZ(s), 3RZ(S),2R,22R, 22RE,22REC, 22R-TE,1KZ-T, 1KZ-TE,2AZ,8A,1FZ, 1FZ-TE, 5S, 5S-FE 2 Isuzu series: 4HE1,4HE1-T,4HF1,4HF1-T,4JA1,4JA1- T,4JG2,4BD1,4BD1T,C240,4ZE13 Mitsubishi series: 4D30,4D30A,4D55,4D56,4D56-T, ...