Glow Plug Massey Ferguson AGCO Challenger / Caterpillar 1533 1540 1655 1643 1635 1652 1455 1648 1560 1547 1532 1552 ST47A 1529 ST34A 1433V ST52A 1440V ST41A MT285B 1531 1528 MT265B MT275B ST60A ST33A Fits AGCO Tractor(s) ST22A, ST28A, ST33A, ST34A, ST41A, ST47A, ST52A, ST60A Fits Challenger / Caterpillar Tractor(s) MT255B, MT265B, MT275B, MT285B, MT295B, MT297B Fits Massey Ferguson Tractor(s) 1433V, 1440V, 1455, 1528, 1529, 1531, 1532, 1533, 1540, 1547, 1552, 1560, 1635, 1643, 1648, 1652, 1655 Replaces Massey Ferguson OEM nos 839912M91, 3704242M1, 3757093M1, 6242215M1, 625809M1, 628141001000 Replaces NGK Mfg nos Y-510R