Skip to main content 

Perkins 4.248, T4.38 engine specifications and manuals - amp

Welcome you're on our amp page providing Perkins 4.248, T4.38 engine Manuals, Specs and bolt torques

Inter Club Navigation
 Home Page   Membership   Contact Us    Club Matters   Engine List   Technical  Videos 

Click for:
Info on
basic engine specs

Basic specs are free
 and open to everyone

They usually include
engine images, displacement, 
dimensions and weight, 
essential bolt tightening torques, 

characteristics of the engine 
e.g. its power and torque. 

Essential bolt tightening torques are
 main bearing cap bolt torque, 
 connecting rod cap bolt torque 
 and the cylinder head bolt torques.
 


 
Click for: Cummins engine specs   Click for: CAT Diesel engine Specs   Click for: Detroit Diesel specs   Click for: ADE diesel engine specs   Click for: Deutz diesel engine specs

Click for:
Info on
manuals and books

You need club membership 
for your engine manuals or parts books.

Subscribe for Membership 
if you need manuals continually

or 

Take a one week membership window
 if you only need manuals 
 for a specific engine.
 


 

Workshop manuals, specs and bolt torques for Perkins 4.248, T4.38 engines - amp

 
Click image:
to view Perkins 4.248
click text to close
 
Click for:
Other Diesel Engine
manuals and specs
 

Perkins 4.248, T4.38 Essential Diesel Engine Bolt Tightening Torques

 
Perkins 4.248, T4.38
Main Bearing Setscrew torque

For engines prior to:
248U6330 248UA58746

203 Nm, 150 lb.ft

else

244 Nm, 180 lb.ft

Click for Perkins 4.248 
engine manuals and specs 
 
Perkins 4.248, T4.38
Connecting Rod Nut torque
For engines prior to:
248U9045 248UA78127 

Cadmium (silver) nuts:
95 Nm, 70 lb.ft
Phosphated (black) nuts:
122 Nm, 90 lb.ft

else

Cadmium (silver) nuts:
102 Nm, 75 lb.ft
Phosphated (black) nuts:
129 Nm, 95 lb.ft

Click for Perkins 4.248 
engine manuals and specs  
 
Perkins 4.248, T4.38
Cylinder head nut or
setscrew torque 

7/16 inch Nuts (early engines)
81 Nm, 60 lb.ft	

For engines prior to:
248U9045 248UA78127

1/2 inch nuts/setscrews
136 Nm, 100 lb.ft

else

1/2 inch setscrews
with integral head washer
120 Nm, 88 lb.ft

Click for Perkins 4.248 
engine manuals and specs 
 

Perkins 4.248 Diesel Engine Manuals, handbooks

 
Perkins 4.248 Workshop Manual, 168 pages - click to download

Perkins 4.248 Service Data handbook, 59 pages - click to download

Perkins 4.248, T4.38 Diesel Engine Specs

 
Perkins 4.248, T4.38
Displacement, Arrangement,
Bore, Stroke

Displacement
4.06 liter, 248 CID

Arrangement
4 cylinder in line
turbo and natural aspiration

Bore
100.96 mm,  3.975 in

Stroke
127 mm,  5.0 in

Click for Perkins 4.248 
engine manuals and specs 
 
Perkins 4.248, T4.38
Power, Torque, Compression Ratio

Power 
naturally aspirated engines
54-62 kW, 72-84 hp @ 2200-2600 rpm

Power T4.38
turbocharged engines
69.5 kW, 93 hp @ 2600 rpm

Torque 
naturally aspirated engines
194-210 lb.ft, 263-285 Nm @ 1400 rpm

Torque T4.38
turbo engines
218lb.ft, 296 Nm @ 1600 rpm

Compression Ratio
natural engines - 18.0:1
turbo engines - 15.5:1

Click for Perkins 4.248 
engine manuals and specs  
 

.

More Diesel Engine Specs, Bolt torques and manuals

Click for Index to More Diesel Engine Manuals, bolt torques, specs


 
Membership
 Membership - Sign Up  More about Membership  Login 
 
Home Page 
  Home - Desktop    Home - Mobile 
 
Engine List 
  Engine List - Desktop    Engine List - Mobile 
 
Club Matters
More About Us  Terms and Conditions  Acknowledgements  Site Map  Privacy Policy 


Page Revision #1.2RsC AMP 11-18