Porshnevaya Gruppa MTZ, YMZ, (D-240, D-65), Kharkiv region.

Piston kit for RM D-65, MMZ D-240 engines and their modifications. Applicability - MTZ, YuMZ tractors.

Composition of the kit: 145

1 Гильза 240-1002021 производства ООО "Мотордеталь ― Конотоп".- 4шт

2 Piston 240-1004021-A2 produced by "Agrotech" LLC-4 pcs.

3 Piston pin 50-1004042-A1- 4 pcs.

4 Locking ring 240-1004022 -8 pcs.

5 Sealing ring 50-1002022-01 -8 pcs.
(//tractor-service.com)
6 piston rings (2 oil removable) ― 4 piston sets

Piston 240-1004021-A2

The bottom of the piston is flat without cutouts for the valves, the combustion chamber is delta-shaped, the grooves for the compression rings are rectangular.

Execution - pistons with one or two grooves under the oil-removal ring.

The piston coating is graphite-disulfide-molybdenum.

Sleeve 240-1002021
Wet type sleeve, dense structure of sleeve material, centrifugal casting.

Material: special alloyed cast iron