4-cylinder 8-valve engine
- 1 - bearing cover
Pay attention to the offset location of the holes for attaching the cover relative to the bed of the bearing. In a diesel engine, the camshaft has 5 bearings,
- 2 - nut, 20 Nm
- 3 - camshaft
Check the radial clearance with a feeler gauge (workshop work). Wear limit: 0.1 mm. Maximum runout 0.01 mm.
- 4 - segment key
Check for firm seating in the socket.
- 5 - fastening bolt, 80 Nm
- 6 - poppet pusher (hydraulic pusher)
Lay with working surface down. Before installing, check the axial clearance of the camshaft. Lubricate the working surface of the poppet pusher; do not interchange the tappets during installation.
- 7 - the upper plate of the valve spring
Designation: beveled edge inside, wide beveled edge outside.
- 8 - outer and inner valve springs
- 9 - oil scraper cap
- 10 - the lower plate of the valve spring
- 11 - valve guide
Check wear.
- 12 - valves
- 13 - plug
Always replace.
- 14 - check valve
- 15 - gland
- 16 - cylinder head
- a - cylinder head height
The minimum height of the cylinder head of a gasoline engine after reworking: a = 132.6 mm.
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