The general view and cross section of the engines are shown in the figures.

The engines are inline four-cylinder, equipped with carburetors and a contactless ignition system

VAZ-2112 engine Petrol, four-stroke, four-cylinder, in-line, transverse, sixteen-valve, with two camshafts.

VAZ-2123 gasoline four-stroke, four-cylinder, eight-valve, in-line engine with an overhead camshaft

The K4M engine is gasoline, four-stroke, four-cylinder, in-line, sixteen-valve, with two overhead camshafts.

The order of operation of the cylinders: 1-3-4-2, counting - from the flywheel.

The engine must be thoroughly washed and cleaned after removal from the vehicle.

We install the engine on a stand or stand.

The valve timing mechanism serves to ensure the intake of fresh air charge into the cylinders and the exhaust of exhaust gases from them

We install the engine on a stand for disassembly and assembly of units

Unscrew the oil drain plug and drain the oil from the crankcase

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