Engine Block — Specifications

The engine block is cast iron. The cylinders are made directly in the cylinder block.

Cylinder diameters, mm:
- nominal:
1	73,940 – 73,950
2	73,950 – 73,960
3	73,960 – 73,970
4	73,970 – 73,980
- repair:
+ 0,5	74,500 – 74,510
+ 1,0	75,000 – 75,010
Internal diameters of the main bearing shells, mm:
- nominal	57,009 – 57,036
- reduced by 0.254 mm	56,755 – 56,782
- reduced by 0.508 mm	56,501 – 56,528
- reduced by 0.762 mm	56,247 – 56,274
Camshaft bearing inner diameter, mm	39,662 – 39,682