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Perkins 6.354 Series Torque Specifications

Type lb-ft N-m
Cylinder head nuts (and/or setscrews) 100 136
Cylinder head nuts 60 81
Big end nuts (cadmium plated) 75 102
Big end nuts (phosphated) 95 129
Filter bowl retaining setscrew 10 13.6
Main bearing setscrew 150 203
Main bearing setscrew 180 244
Idler gear hub nuts (early) 50 68
Idler gear hub nuts (current) 65 88
Idler gear hub nuts (heavy duty) 24 32
Sump to cylinder block setscrews 15 20
Flywheel setscrews 80 108
Camshaft gear retaining setscrew 50 68
Crankshaft pulley setscrew (with 3/8 in washer) 300 406
Crankshaft pulley setscrew (with 1/4 in washer) 250 339
Crankshaft damper setscrews 15 20
Atomizer securing nuts 12 16
Dynamo pulley nut 20 27
Dynamo pulley nut 25 34
Alternator pulley nut 30 41
Alternator pulley nut 30 41
Alternator pulley nut 42 57
Induction manifold setscrews (with corrugated joints) 24 39
High pressure fuel pipe nuts 15 20
Thermostart Insulation adaptor 10 13.6
Thermostart unit 10 13.6