B1BB1ZK1 - 406D9 DW10ATED ENGINE
DATA PISTONS PISTON RINGS
1 - PISTONS
| distance (mm) | nominal (mm) | repair (mm) |
|---|---|---|
| ø A + 0,018 0 |
85 | 85,6 |
| ø B + 0,01 + 0,005 |
28 | 28 |
| C - 0,02 - 0,07 |
46,75 | 46,75 |
(D) Flywheel end .
(E) Timing gear end .
The direction is given by the valve stamp (stamp on the side opposite the oil filter) .
WARNING : the pistons are fitted with their pin and rings, do not mix them up .
2 - PISTON RINGS
The piston has 3 rings :
| piston rings | (1) upper sealing ring | (2) lower compression ring | (3) scraper ring |
|---|---|---|---|
| thickness (mm) | 3,5 | 2 | 3 |
| clearance at the gap (mm) | 0,2 to 0,35 | 0,8 to 1 | 0,25 to 0,5 |
| colour | mauve | yellow | mauve |