CATERPILLAR 1674 bolt torques, specifications and manuals

CATERPILLAR 1674 Essential Diesel Engine Bolt Tightening Torques

Main Bearing capscrews
Step1 = 70 lb.ft, 95 Nm
Step2 = plus 90°

Connecting Rod Bolts
Step1 = 30 lb.ft, 40 Nm
Step2 = plus 90°

Cylinder head Bolts
Step1 = 135 lb.ft, 183 Nm
Step2 = 185 lb.ft, 250 Nm
Step3 (repeat step2) = 185 lb.ft, 250 Nm

CATERPILLAR 1674 Diesel Engine Specs

Displacement
10.5 liter
638 CID
Bore
4.75 in
120.65 mm 
Stroke
6.0 in
152.4 mm
Dimensions:
approx:
length = 1524 mm, 60.0 in
width = 954 mm, 37.5 in
height = 1178 mm, 46.4 in

Weight:
approx:
1450 Kg, 
3190 lb
Power 
270-325 hp, 201-242 Kw 
@ 2200 rpm

Arrangement
6 cylinder in-line 
turbo
intercooled


CATERPILLAR 1674 Diesel Engine workshop repair Manuals



Barrington Diesel Club
Phone: +27 72 754 4660
email: steve@barringtondieselclub.co.za
© copyright Steve Barrington 2016

Page Revision #14.5RsC 08-17

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