4M41 ENGINE - Specifications 11B-1-6 STANDARD BOLT AND NUT TIGHTENING TORQUE TABLE 1. Fasten the parts and equipment of vehicle using the specified standard bolts and nuts. Tighten these bolts and nuts to the torques indicated below, unless otherwise specified. 2. Threads and bearing surfaces must be dry. 3. In case nut and bolt (or stud bolt) differ in strength, tighten them to the torque specified for the bolt. Hexagon head bolts and stud bolts Unit: Nm PWEE9409-D E Feb.
2000 Mitsubishi Motors Corporation Added Items Torque Nm Oil pan, oil strainer and oil jet Drain plug 39 ± 3 Oil jet 32 ± 3 Piston and connecting rod Connecting rod cap mounting nut 29 ± 3 + 49 ± 5 + 45_ + 45_ Drive plate Drive plate assembly and crankshaft mounting bolt 123 ± 12 Crankshaft and crankcase Dust cover mounting bolt 47 ± 5 Lower crankcase mounting bolt 25 ± 3 Main bearing cap bolt 20 ± 2 + 90_ + 90_ Check valve 32 ± 3 Strength Code 4T 7T 8T Head Mark (Stud) (Stud) (Stud) Nominal Diameter mm M5 2.5 ± 0.5 - 5 ± 1 - 6 ± 1 - M6 5 ± 1 - 9 ± 2 - 10 ± 2 - M8 11.5 ± 2.5 - 21 ± 4 - 25 ± 4 - M10 23 ± 4 22 ± 4 44 ± 10 41 ± 8 52 ± 7 55 ± 13 M12 41 ± 8 38 ± 8 81 ± 12 74 ± 9 96 ± 12 86 ± 12