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Iveco CURSOR engine models C78 ENT, F2BE3681: Essential Diesel Engine Bolt Tightening Torques

 

Iveco CURSOR C78 ENT, F2BE3681
Main Bearings - Underblock

Step 1 = Outer Screws 25 Nm
Step 2 = Inner Screws 140 Nm
Step 3 = Inner Screws +60 degrees
Step 4 = Inner Screws +60 degrees
Step 5 = Outer Screws +90 degrees

Iveco CURSOR C78 ENT, F2BE3681 Connecting Rod Bolt
Step 1 = 50 Nm
Step 2 = +40 degrees


Iveco CURSOR C78 ENT, F2BE3681 Cylinder Head Bolts
Step 1 = 50 Nm
Step 2 = 100 Nm
Step 3 = +90 degrees
Step 4 = +75 degrees


Iveco Cursor C78 cylinder head torque sequence
cursor c78 head torque sequence
Iveco Cursor c78 head torque sequence - click to expand

Iveco CURSOR engine models C10 ENT, F3AE3681: Essential Diesel Engine Bolt Tightening Torques

 

Iveco CURSOR C10 ENT, F3AE3681 Main Bearings/Underblock
Step 1 = Outer Screws 30 Nm
Step 2 = Inner Screws 120 Nm
Step 3 = Inner Screws +90 degrees
Step 4 = Inner Screws +45 degrees
Step 5 = Outer Screws +60 degrees

Iveco CURSOR C10 ENT, F3AE3681 Connecting Rod Bolts
Step 1 = 60 Nm
Step 2 = +60 degrees

Iveco CURSOR C10 ENT, F3AE3681 Cylinder Head Bolts
Step 1 = 60 Nm
Step 2 = 120 Nm
Step 3 = +120 degrees
Step 4 = +60 degrees

Iveco CURSOR engine models C13 ENT, F3BE3681: Essential Diesel Engine Bolt Tightening Torques

 

Iveco CURSOR C13 ENT, F3BE3681
Main Bearings/Underblock

Step 1 = Outer Screws 30 Nm
Step 2 = Inner Screws 120 Nm
Step 3 = Inner Screws +60 degrees
Step 4 = Inner Screws +55 degrees
Step 5 = Outer Screws +60 degrees

Iveco CURSOR C13 ENT, F3BE3681 Connecting Rod Bolts
Step 1 = 60 Nm
Step 2 = +60 degrees

Iveco CURSOR C13 ENT, F3BE3681 Cylinder Head Bolts
Step 1 = 60 Nm
Step 2 = 120 Nm
Step 3 = +90 degrees
Step 4 = +65 degrees

Iveco CURSOR C78 Diesel Engine Specs

 

Iveco CURSOR C78
Bore, stroke, displacement and weight


Bore
115.0 mm

Stroke
125.0 mm

Displacement
7.8 liter, 476 CID

Weight
Approx
engine 910 kg
marine gear 160 kg

Iveco CURSOR C78
Power


C78, 300
Heavy Duty applications
224 kW, 300 hp @2000 rpm

C78, 500
Pleasure applications
372 kW, 500 hp @2600 rpm


Iveco CURSOR Comparative Engine Specs

  General - all engines 6 cylinder in line, with 4 valve heads

C78 engines
Bore
115.0 mm
Stroke
125.0 mm
Displacement
7.790 liter, 476 CID
Power
Heavy Duty applications
224 kW, 300 hp @2000 rpm

C10 engines
Bore
125 mm
Stroke
140 mm
Displacement
10.3 liter, 628 CID
Power
Heavy Duty applications
309-331 kW, 417-447 hp @2000 rpm

C13 engines
Bore
135 mm
Stroke
150 mm
Displacement
12.880 liter, 787 CID
Power
Heavy Duty applications
368-412 kW, 496-556 hp @2000 rpm


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