PT Journal AU Liscak, S Drozdziel, P TI THE RELATIONSHIPS BETWEEN CONDITIONS OF VEHICLE MAINTENANCE AND NUMBER OF CRANKSHAFT REVOLUTION OF ITS ENGINE SO Doprava a spoje PY 2005 VL 1 IS 2 WP https://tac.uniza.sk/artkey/das-200502-0006.php SN 13367676 AB Basing on the analysis of the correlation between the number of 4CT90 engine crankshaft revolutions and distance covered by the LUBLIN truck between consecutive start-ups of its engine it was confirmed that during extra-urban conditions the work of an engine is more stable. The increase of the vehicle speed during "supervised" maintenance research causes the stabilization of engine work, too. ER