CONSTRUCTION
Oil jets for cooling and lubricating the pistons are provided in the block sub-assembly.
These oil jets contain a check valve to prevent oil from being fed when the pressure is low. This prevents the overall oil pressure in the engine from dropping.
| *1 | Oil Jet (No. 1 Oil Nozzle Sub-assembly) | *2 | Check Ball |
| *a | Oil Jet Cross Section | *b | Oil |