2. To save time and avoid unnecessary problems, it is recommended to assemble the engine in the sequence indicated below, referring to the manual if necessary chapter 2A, unless otherwise stated:
- a) crankshaft (see paragraph 17);
- b) pistons assembled with connecting rods (see paragraph 18);
- c) oil pump;
- d) oil pan;
- d) flywheel;
- e) cylinder head;
- g) the timing belt, as well as the corresponding tension and toothed pulleys;
- c) external elements of the engine.
3. Before assembling the engine, make sure that all engine parts are absolutely clean and dry. All faults must be corrected. The elements must be laid out on a completely clean work surface (or should be kept in separate containers).
Source available here PeugeotBook
