You will need: 12" wrench and socket, 17" wrench, 6" hex wrench

A viscous fan drive clutch is installed on the car

You will need: key "10", heads "15", "17", "19"

Remove the oil pan and its gasket

If a constant knock of valves is heard when the engine is idling, the hydraulic bearings of the drive levers are faulty. Replace defective hydraulic bearings

The VAZ-2123 engine was developed on the basis of the VAZ-21214 engine, which, in turn, is a modernized VAZ-21213 engine and complies with Euro II toxicity standards

When the chain tensioner shoe is worn, the tensioner response range becomes insufficient to restore chain tension

Check whether the size group of the piston set matches the size group of the cylinder liners

Before assembling the engine, it is necessary to clean all its parts from carbon deposits and resinous deposits

Relieve fuel pressure in the fuel system

Turn off the ignition and remove the "negative" terminal of the battery

Oil pump (Fig. 1.) gear type installed inside the oil sump