Pic. 5.4. Engine K4J: 1 - exhaust camshaft; 2 - exhaust valve; 3 - intake camshaft; 4 - inlet valve; 5 - hydraulic gap compensator; b - rocker arms; 7 - valve springs; 8 - cylinder head cover; 9 - camshaft gear; 10 - front cover of the cylinder head; 11 - generator pulley; 12 - air conditioning compressor pulley; 13 - tension roller of the auxiliary drive belt; 14 - cylinder block; 15 - auxiliary drive belt; 16 - crankshaft pulley; 17 - oil sump; 18 - timing belt; 19 - oil pump drive chain; 20 - exhaust manifold; 21 - connecting rod cover; 22 - crankshaft; 23 - connecting rod; 24 - piston; 25 - cylinder head
The K4J and K7J engines are installed on the car - gasoline, four-cylinder, four-stroke, in-line, with an overhead arrangement of two camshafts. It is placed in front of the car across its longitudinal axis.
The camshafts are mounted on six support bearings. The camshafts are driven from the crankshaft pulley by a toothed rubber belt, which also drives the water pump. The engine uses a closed crankcase ventilation system. The gear type oil pump is driven by a chain from the crankshaft.