Detroit Series 60 11.1L / 12.7L / 14.0L Upper Counter Bore Repair Insert ( +.110 Oversized on the O.D 6.485 )
 
Std. Height ( .602 ) / Std.. I.D. / Std. Counter Bore Depth 
 
Note: These oversized repair inserts will overlap between cylinders to repair cracks between cylinders / also help to fill a low spot between cylinders
 
Once installed in the block you will have to remove roughly .010 to reach desired counter bore depth for proper liner protrusion