Allocation Of Main Bearing Shells And Crankshaft Dimensions

Information 

Letters on the lower sealing face or on the front of the cylinder block indicate which bearing shell must be inserted at the respective position in the cylinder block (upper bearing shell).

Information 

Identification of bearing shell for cylinder block: 

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Identification of bearing shell for cylinder block

Allocation of upper bearing shell: 

The identification on the cylinder block is for the upper bearing shell (bearing shell for cylinder block). - Take note of the letters and refer to the table to find out which colour identification must be used.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Identification of upper bearing shell

Allocation of bearing shell for bearing cover: 

Identification of bearing shell for bearing cover: The identification on the crankshaft is for the lower bearing shell (bearing shell for bearing cover). - Take note of the letters and refer to the table to find out which colour identification must be used.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Identification of bearing shell for bearing cover

Crankshaft dimensions: 

Crankshaft bearing clearance: 

Crankshaft bearing dimensions: