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50 SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS TIGHTENING TORQUE PART TORQUE PART Nm kgm Capscrews, undercrankcase to crankcase ♦ M12x1.75 outer screws Stage 1: pretightening 30 3 M 17x2 inner screws Stage 2: pretightening 120 12 Inner screws Stage 3: angle 90 ° Inner screws Stage 4: angle 45 ° Outer screws Stage 5: angle 60 ° Piston cooling nozzle union ♦ 35 ± 2 3.5 ± 2 Capscrews, heat exchanger to crankcase ♦ pretightening 11.5 19 1.15 1.9 Spacer and oil sump capscrews ♦ pretightening 38 3.8 M 12x1.75 screws, gear case to crankcase ♦ 63 ± 2 6.3 ± 0.7 Cylinder head capscrews ♦ Stage 1: pretightening 60 6 Stage 2 pretightening 120 12 Stage 3: angle 120 ° Stage 4: angle 60 ° Air compressor capscrews 100 10 Rocker shaft capscrew ♦ Stage 1: pretightening 80 8 Stage 2: angle 60 ° Locknut, rocker adjusting screw ♦ 39 ± 5 3.9 ± 0.5 Capscrews, injector securing brackets ♦ 26 2.6 Capscrews, thrust plates to head ♦ 19 1.9 Fixing screw M18x2 base engine mounting pretightening 120 12 Stage 2: angle 45 ° Fixing screw M16x2 engine mounting to carter flywheel pretightening 100 10 Stage 2: angle 60 ° Camshaft gear capscrews ♦ Stage 1: pretightening 60 6 Stage 2: angle 60 ° Screw fixing phonic wheel to timing system gear ♦ 8.5 ± 1.5 0.8 ± 0.1 Exhaust manifold capscrews • pretightening 32.5 ± 7.5 45 ± 5 3.2 ± 0.7 4.5 ± 0.5 Capscrews, connecting rod caps ♦ Stage 1: pretightening 60 6 Stage 2: angle 60 ° Engine flywheel capscrews ♦ Stage 1: pretightening 120 12 Stage 2: angle 90 ° ♦ Before assembly, lubricate with engine oil Before assembly, lubricate with graphitized oil |