Piston cooling fins are located ______.
A: at top the piston crown
B: beneath the piston crown
C: at the base of the piston skirt
D: inside the cylinder liner
cooling water jacket
A: at top the piston crown
B: beneath the piston crown
C: at the base of the piston skirt
D: inside the cylinder liner
cooling water jacket
举一反三
- What are the parts of the piston? A: crown B: journal C: sleeve D: skirt
- The carbon deposits on the piston crown and in the ring grooves （）.
- For diesel engine piston cooling， lubricating oil can be supplied to the pistons by a/an （）.
- All the rings are slightly rounded on their external top and bottom edges to keep the oil film on the cylinder liner during （） for new piston rings.
- The scavenging air ports are located at （） that they are just exposed by the upper edge of the piston when the piston is in the bottom dead center position.