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Popular Diesel Engine Specs

Perkins 4012 series Essential Diesel Engine Bolt Tightening Torques

 
Perkins 4012
Side bolts and Main Bearing bolts
step 1 = snug
Main Bearing bolts
step 2 = 100 lb.ft, 135 Nm
step 3 = 200 lb.ft, 270 Nm
step 4 = 400 lb.ft, 540 Nm
Step 5 = 580 lb.ft, 783 Nm

side bolts
step 2 = 124 lb.ft, 168 Nm

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Perkins 4012
Cylinder Head Bolts
Early types = 550 lb.ft, 750 Nm
Later types (waisted) = 530 lb.ft, 720 Nm

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Perkins 4012
Connecting Rod bolts
M16 dry threads 
210 lb.ft, 285 Nm

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Perkins 4012 46TAG1A Diesel Engine Specs

 
Perkins 4012
Displacement
45.84 liter

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Perkins 4012
Arrangement
V12 Turbocharged 

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Perkins 4012
Bore
160 mm
	 
Stroke
190 mm

Compression ratio
13.6:1

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Perkins 4012
Power
full load continuous
alternatour output
1080 kVa @ 1500 rpm
1085 kVa @ 1800 rpm

Power
full load continuous
engine output 
909 kW, 1219 hp @ 1500 rpm
914 kW, 1226 hp @ 1800 rpm

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Perkins 4012 PDF Diesel Engine workshop repair Manual and Spec Sheets

 



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