CONSTRUCTION
Oil nozzle sub-assemblies are provided on the left side of the cylinder block for cooling and lubricating the pistons.
Each oil nozzle sub-assembly contains a check ball to prevent oil from being fed when the oil pressure is low. This prevents the overall oil pressure in the engine from dropping.
| *1 | No. 2 Oil Nozzle Sub-assembly | *2 | Check Ball |
| *a | Oil Nozzle Sub-assembly Cross Section | *b | Oil |