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Home >> Mini >> 2021 >> Cooper Base, 4D Hatchback, Standard Trans >> Repair and Diagnosis (Single Page) >> Brakes >> Parking Brake System >> Technical Data -- Cooper (F55 & F56) >> 11 Engine Technical Data >> 1112 CYLINDER HEAD WITH LID TECHNICAL DATA (Cooper base 4-door hatchback)

1112 CYLINDER HEAD WITH LID TECHNICAL DATA (Cooper base 4-door hatchback)

1112 TECHNICAL DATA OVERVIEW

Check for cylinder head watertightness     
  Temperature of the cylinder head   
    60°C
Check for cylinder head watertightness     
  Testing pressure   
    max. 3.0 bar
1112 CYLINDER HEAD WITH COVER W10 / COOPER B16 - TECHNICAL DATA SPECIFICATION

Inside diameter of installed valve guide mm 5.975...6.000
Running clearance between valve and valve guide    
Inlet mm 0.048...0.066
Exhaust mm 0.074...0.094
Maximum running clearance between valve and valve guide    
Inlet mm 0.076
Exhaust mm 0.101
Wear limit    
Inlet mm 0.250
Exhaust mm 0.250
1112 CYLINDER HEAD WITH COVER W10 / COOPER B16 - TECHNICAL DATA SPECIFICATION

Inside diameter of installed valve guide mm 5.975...6.000
Running clearance between valve and valve guide    
Inlet mm 0.048...0.066
Exhaust mm 0.074...0.094
Maximum running clearance between valve and valve guide    
Inlet mm 0.076
Exhaust mm 0.101
Wear limit    
Inlet mm 0.250
Exhaust mm 0.250
1112 CYLINDER HEAD WITH VALVE SEAT COVER W10 / COOPER B16 - TECHNICAL DATA SPECIFICATION

Valve seat angle ° 45
Correction angle    
outer ° 15
inner (cannot be processed) ° 65.25
Valve seat width    
Inlet mm 1.150...1.480
outer mm 1.470...1.800
Outside diameter, valve seat    
Inlet mm 30.000
Exhaust mm 23.000
1112 CYLINDER HEAD WITH VALVE SEAT COVER W10 / MINI ONE B16 - TECHNICAL DATA SPECIFICATION

Valve seat angle ° 45
Correction angle    
outer ° 15
inner (cannot be processed) ° 65.25
Valve seat width    
Inlet mm 1.150...1.480
outer mm 1.470...1.800
Outside diameter, valve seat    
Inlet mm 30.000
Exhaust mm 23.000