If you are putting this block in a car that it was not originally designed for, it carries no warranty expressed or implied.
The origional Subaru part number for this block was 10103AB440, which superseeded to the Subaru part number 10103AB4409L.
This part has recently superseeded. The old Subaru Part # was 10103AB4409L. The New Subaru Part # is 10103AB910.
This part number has superseeded again. Part number 10103AB910 has now superseeded to the Subaru Part # 10103AC030.
NEED NEW HEAD CASTINGS TOO?