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CATERPILLAR 3406 Essential Diesel Engine Bolt Tightening Torques

 

CAT 3406 Main Bearing Bolts
Step 1 = 190 lb.ft, 260 Nm
Step 2 = plus 120 degrees

CAT 3406 Connecting Rod Bolts
Step 1 = 60 lb.ft, 80 Nm
Step 2 = plus 120 degrees

CAT 3406 Cylinder Head Bolts
Step 1 = 200 lb.ft, 270 Nm
Step 2 = 330 lb.ft, 450 Nm
Step 3 = (repeat step2)


CATERPILLAR 3406B Diesel Engine Specs

 

CAT 3406 Displacement, bore and stroke

Displacement
14.6 liter
893 CID

Bore
5.4 in
137 mm

Stroke
6.5 in
165 mm

CAT 3406 Arrangement
6 Cylinder in-line
Turbo

CAT 3406 Power
310 to 425 hp, 228 to 313 Kw @ 1800 to 2300 rpm


CAT 3406 Dimensions
approx:
Length = 1535 mm, 60.4 in
Width = 954 mm, 37.5 in
Height = 1178 mm, 46.4 in

CAT 3406 Weight
approx:
1586 Kg, 3489 lb

CAT 3406 Compression ratio
Check piston part number
7C2888 Crown = ratio 16.25:1
1352837 Crown = ratio 16.25:1
149-5566 Crown = ratio 16.25:1
180-7352 Crown = ratio 16.6:1



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