Borg Warner 8374

Turbo Features
• Gamma-Ti turbine wheel
• Dual ceramic ball bearing assembly with metal cage
• Forged milled extended tip compressor wheel
• Stainless steel turbine housing
• Water cooled bearing housing
• Large internal wastegate
• Compressor recirculation valve (a.k.a BOV)
• Boost control solenoid valve
• Standard T3 mounting flange2380
 
 
 
 
  
 
   
Turbo
 Part Number
 
   
Turbo
 Frame Size
 
   
Super Core
 Part Number
 
   
Comp. Wheel
 Outer Dia. (mm)
 
   
Comp. Wheel
 Inducer Dia.
 
   
Turbine Wheel
 Outer Dia.
 
   
Turbo A/R
 
   
Inlet Flange
 Config.
 
  
 
  
 
  
 
 

 
 
 
  
 
   
179258    
 
   
B2         
 
   
179257    
 
   
83                
 
   
62             
 
   
 74            
 
   
0.83      
 
   
T3          
 
  
 
 

 
 
 
 
 
  
 
   
 
Turbine Housing Part Number
 
 
   
A/R
 
   
Inlet Flange Shape
 
   
Housing Config.
 
  
 
  
 
   
 
12741019002
 
 
   
 
1.05
 
 
   
 
T4
 
 
   
 
Twin Scroll Non-WG
 
 
  
 
 

 
 
Not included with turbo assemblies:
• Speed sensor
• Turbine outlet V-Band
• Turbine inlet gasket
• Oil drain gasket or drain port fitting
Super Core Configuration
The following parts are not included as part of the super-core assembly:
turbine housing, assembly clamp plate hardware, wastegate parts