911 Turbo AWD F6-3600cc 3.6L SOHC Twin Turbo (1997)
Cylinder Liner: Specifications
Cylinder Identification
The following IDs are stamped in the opposite side of the knock sensor bridge mounting lug:
Cylinder dia. tolerance group, e.g. group 0 and cylinder height tolerance group e.g. height A5
All cylinder height tolerance groups (5 or 6) are further subdivided into the cylinder diameter tolerance group.
Fit only cylinders of the same height group (5 or 6) to one single side of the engine.
