Cummins VTA28 Diesel Engine PDF manuals, spec sheets, bolt torques, engine specs

Step1 = 210 lb.ft, 284 Nm
Step2 = 420 lb.ft, 569 Nm
Step3 = Loosen all
Step4 = 210 lb.ft, 284 Nm
Step5 = 420 lb.ft, 569 Nm

Step1 = 80 lb.ft, 108 Nm
Step2 = 150 lb.ft, 203 Nm
Step3 = Loosen all
Step4 = 80 lb.ft, 108 Nm
Step5 = 150 lb.ft, 203 Nm

Step1 = 40 lb.ft, 54 Nm
Step2 = 130 lb.ft, 176 Nm
Step3 = 230 lb.ft, 312 Nm
Step4 = 305 lb.ft, 414 Nm

Displacement
28.0 liter, 1710 CID

Arrangement
12V engine with naturally aspirated, turbocharged and turbo aftercooled variants

Power
434-800 hp
256 - 600 kW @ 2100 rpm

Torque Range
(800 hp engine)
2300 lb.ft, 3118 Nm @ 1500 rpm

Bore
139.7 mm, 5.5 in
Stroke
152.4 mm, 6.00 in

Compression Ratio
Typical 14.1:1

But also varies according to CPL number

Dimensions
approx:
Length 71 in, 1803 mm
Width 50 in, 1270 mm
Height 51 in, 1295 mm

Weight
approx:
naturally aspirated
8050 lb, 3654 kg

turbocharged and intercooled
9200 lb, 4182 kg