Pic. 4.40. Connecting rod and piston group: 1 - upper liners; 2 - flange thrust half ring; 3 - lower liners; 4 - piston; 5 - finger; 6 - retaining ring; 7 - connecting rod bearings; 8 - connecting rod; 9 - crankshaft
Details of the connecting rod and piston group of the DW10 TD engine are shown in fig. 4.40.
The lower heads of the connecting rods with a horizontal cut have removable liners. The connecting rods are connected to the pistons by pins secured against axial movement by spring rings. The pistons are made of aluminum alloy. Rings are installed in the pistons: two upper rings are compression rings and one lower ring is oil scraper.