noun
- plural of crankcase: the housing that encloses the crankshaft in an internal combustion engine
Usage: automotive; mechanical engineering
Examples
- The mechanic inspected both crankcases for oil leaks.
- These motorcycle crankcases are made of lightweight aluminum.
- Oil changes require draining the crankcases completely.
- The factory produces thousands of crankcases each month.
- Cracked crankcases can cause serious engine damage.
- The technician cleaned the crankcases before reassembly.