BELARUS-
1523/1523В
/1523.3
/1523В.3
Construction and Operation
59
1 – camshaft; 2 – tappet; 3 – valve; 4 – valve guiding bush; 5 – pushrod; 6 – turbocharger; 7 – rocker
arm; 8 – roller; 9 – spring retainer (disk); 10 – split cones; 11 – inner spring; 12 – outer spring; 13 – sup-
port; 14 – injector; 15 – fuel pump
1
; 16 – fuel hand booster-pump; 17 – plug for bleeding air from the fuel
pump head; 18 – sealing collar.
1
Instead of a fuel pump of distributive type shown in the figure, the engines are equipped currently with
in-line fuel pumps “YAZDA” or “Motorpal”
The Connecting Rod
is an I-section
steel part, with a bushing pressed into its
top end. For lubricating the piston pin,
the top end of the connecting rod and the
bushing are provided with drilled pas-
sages. The bottom end consists of the
bottom part of the rod and the cap which
bear the same markings. The connecting
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