Show WATCH THE OIL IS A ADVICE D VI C E OF E X PER T S SCold Si i 1 Co Cold W Weather cather Driving tJ Calls for More Frequent Inspection Ins 1 i There arc aro few cn engines that can ef efficiently et- et use the same ame grade STade of or cylinder oil oil In the winter as in the summer says aas tho the most recent issue of or Motor Life Lifo I magazine Oils become more or sluggish In cold weather and do notI not flow so readily For this reason nearly near near- I I ly ever every oil refiner recommends a a. lighter grade grado for the cold weather It ItIs ItIs Itis Is merely a a. matter of oC common sense to refer to the lubrication charts furnished furnished furnished fur fur- for tor the particular brand brond of ot oil you ou use and make sure suro you Ou are o operating oper- oper r- r nUng tho the engine with the grade specified specified specified fied for your car In most cases too tho the oil all refiners have hae gone GO so far as to specify the tho grade rade best suited for each different model or year rear Car of or each make of ot car as welL Moro More Important too in winter Is absolute ab nb- solute adherence rence to tho the rule of oC changIng changing changing chang chang- ing th the cylinder oil completely complete about every o miles In cold weather there is less likelihood of at tho the motor fuel reaching tho the combustion chambers In properly vaporized condition fully mixed with the air There is apt to be bemore moro more or less gasoline In raw state carried carried car car- r- r ried along with tho the rest of oC the charge and tho the more so 50 because the use uso of oC the strangler or choker on tho the carburetor tends to send undiluted gasoline direct to the cylinders Vel Very likely the cylinder cylinder cylinder der walls and combustion chamber arc are areat at a lower temperature than the tho fuel which results in tho the condensation condensation conden conden- of the free Cree fuel tuel on the tho cylinder walls This condensation eventually eventual tends to work worl Its way down into the tho crankcase there diluting diluting- seriously the lubricating lubricating- oil This Is all ll the moro more pronounced d. with worn en engines where the leakage be between between between be- be tween pistons and cylinder cUnder w walls is considerable Often OCten the oil gauge may maybe maybe maybo be bo deceiving you into thinking thinking- tho the oUIs oil oU Is all nIl right merely because the tho level le Indicated Is sufficient As a a. matter of oC fact tact the mixture In tn tho crankcase may maybo maybo maybo bo almost useless as a a. lubricant as a a. result of or this dilution and while tho gauge may sho show c plenty plent of ot liquid where the oil all ought to bo be bot tHe tile chances are it Is fa a dirt dirty slush that Is la good for nothing unless you OU have b been n making a a. practice of or complete oil change chanSe every even 1 GOO miles |