When the Enginegets Sluggish
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King of Outdoor Sports These Mellow Summer Days When the Engine Gets Sluggish Look for Compression Leak reasons for on This Im¬ this. First m., Symposium volume of'gas used; In orÄ**« use of the power generated Imak« portant Topic of burned gas the piston míst thl ANOTHER chungo has been made in the rate of taxes to be of the cylinder. When it traÍS °« placed way in the 2?2? the Federal upon automobiles now in service. The cylinder the space ..> by government Motoring the piston which contain« th« -Î 0T« schedule away from the scheme of taxing on the of gas is only about swings unequal whn on-nf-h .,.*« ¡ist of the car when new to a for taxation the piston has travelled .ti.at price plan upon horsepower way down. e j [Encino compression, a subject oí con¬ Therefore, by crawi iating. This is the system by which most state automobile taxes are; siderable Importance to motorists. Is dls- a full cylinder of gas and then""'? * and is a better from the of view of the ¦ussed by two contributors to the automo. pressing it into a small levied, certainly thing point !>!!<» puce. Mr. Ur-fcaw and Mr. Stewart, about space .t.?" both of them heads of automobile top. five times motorist. schools.] gas is used, «h/volum^ !»e giving five times k? Here is the way the proposed taxes compare with those already William H. power. levied in New York »State the Automobile Bureau of the .Secretary! By Stewart, Jr. -Second, when the gas is by it wi 1 como»««. An case of loss of engine gmte much more readilvTi tf State: interesting burn much more power came to my attention recently. evenly. In fact" it Federal Tax New York State Tax \ friend had possible to have ,s0 much Proposed comp'ained frequently that the w, 1 comptes*^ Under 23 Under 25 $5 -.hat his engine was troubled with cas ignite from that cmu horsepower. $10 horsepower. carbon. He had the cleaned alone, and frequently there is pre *. 24-30 20 25-34 10 ey'indors tion because of too high horsepower. horsepower. and then employed the usual methods Loss compressing 31-40 30 35-49 15 to reduce carbon Still the of compression, therefore 'm«,.. horsepower. horsepower. deposits. loss of power and waste, Above 40 50 carbon accumulated faster than he of because a7,,ii horsepower. 50 Above horsepower. 25 could it cylinder gas is taken in and on-, keep down, accompanied by part of it used, and the explosion« It is interesting also to note that the State of Connecticut taxes symptoms such as weak power, enpir.e weak and irregular. n J motor cars at the rate of 50 cents a Cars from 1 to missing explosions, sluirprishness when horsepower. rating throttle was opened, and carbon knock There is something of the a coil in action of 10 horsepower pay .$5. The highest horsepower in the Connecticut table, pulling hills. spring compressing the «, The of carbon were all The force of the is 80, paying $40 tax. symptoms would send compression aR present, including the knock, particu¬ the piston back to a poj. The great majority of automobiles in this country fall in the $10 larly on a hill, and a trail of bluish- where there was no R at the compression class. For instance, we are told that of 5,429,33(1 cars registered in the white smoke following the car and in¬ just point of highes; compre? that the was sion, a spark is United States are Ford cars. The Ford rates 22.51 dicating engine piling up introduced, which h 2,341,173 engine more carbon as fast as it could. He chemical action, expands the tra« 'U so that, horsepower. Buick four, 18.2; Chevrolet four, 21.7; Frant six, 21.6; I assured me that the carbon had just idly, between the force«' of «» been cleaned out the valves pression and expansion the Hupmobile four, 1G.9; Maxwell four, 21; Moon 6-36, 19.8; Oakland six, antl driven down with piston 'S Oldsmobile Overland Saxon ground. When asked about the com- great power. 19; six, 18.9; Model. 90, 18.2; six, 19.8; pression he admitted that he did not In addition to the push rods bei», Studebaker four, 19.6, are some of the larger production cars that run in know how to test it. adjusted so close that they hold k This is one of the of valves there are small disadvantages open, a number of horsepowers. the self-starter.a person doesn't have otiier places where bss of comm-1 In the $20 class fall such cars as Buick six, Chandler, Dodge Bros., to crank the engine by hand. Former¬ might occur. *here are Ihe ,- vafô¿S Franklin, Haynes six, Hudson, Jordan, Lexington, Liberty, Mitchell, ly- one always knew whether the engine and ,. some forms construction, side' had good compression or not because valve cages, where there may be ù*u Moon 6-66, Nash, Oldsmobile eight, Reo, Steams four, Studebaker 6-50, he tested it 'every time he started it, spark plugs, at the base where a«' Stutz, Velie, White, Willys-Knight Four and Six. and any loss of compression became screw into'the cylinders, and Willys evident. So friend around the sometí»? In default of a better system, horsepower is all But rated immediately my insulators; net or A* right.. uncovered the starting handle from a cocks, both at the base «M"? horsepower is not developed, by a whole lot, chiefly through the fault pile of rubbish under the rear scut valve. Where the cylinder head, S of the formula. For instance, the Ford and the Mercer have the same and we cranked the engine. removable, there might be a leak K Compression was weak in all the tween the head.and the eylirde" S. A. E. rated horsepower. The Ford engine is 3% inches bore 4 cylinders. The valves had been cause of a poor £' by just gasket or fail,,«"Ur* t(, inches stroke. The Mercer engine is 3% inches bore by 6% inches ground, so we ran the engine and bolt the head tight? injected oil around the valve caps, If the stroke. The Mercer engine will develop 70 horsepower; the Ford, of cylinders are worn out «I spark plugs, and compression relief round, or have scores .r nowhere near that. As as no ridges cut course, long horsepowers are computed on valves. Since bubbles came through them, the piston rings will noI.nl' the stroke such differences will be observable. But as has been un¬ the oil we knew they were tight. In¬ tight joint and said, spection of the clearance between leak the compressed Ea. «¡i less a of taxation on the cost of car by piston. Piston system price the to the present owner valve lifters and valve stems showed times ose their rinf, sol! is put into effect, taxing on horsepower is the next best and far a space sufficiently larce to admit a gummed fast with elasticity or^S thing of that the burned oil and» better than the idea first that car piece newspaper, proving bon. and no longer press proposed, the price cf the when new, valves were not held off seats. firmly ¿abri of its their he cylinder walls, and regardless present age, should be the basis of the tax. The only place remaining where retaining pins break offoccaMonalKand could was around the Hr!' compression escape work around until all the <> the caused scored or oval eni £ pistons, by CVent »»¦ leaks Golf for Automobile Workers cylinders or trouble with the rinirs, Lackl", '"nVoí V\e'ther oi p.? Factory such as their worn, lubricating will chusp tu A MONO "first on being badly broken, same trouble Th is record" things it is worth while to include mention of j :-cored, slots in line or gummed by tected usually nayV .+*- a carbon stuck quickly by knocking in the « golf course laid out in Lansing, Mich., for the use of employes Get Those Extra Miles Out and in their grooves, so gine I. some cases carbon ci' the Chauffeurs Form Red Cross that they could not spring out. On on the exhaust deposit Reo Motor Car Company. Recognizing that recreation is neces¬ Of Your Worn Tire the engine again and valve seat keens to Casing Women on for Sock i-tarting holding valve from closing and affects the sary the of the workers and also that is a Severe Work Auxiliary 'he hand over the breather tube the qom happiness golf mighty fine Don't throw that old tire is the Taking Knitting pression. coï away, New York was solved. form of that same recreation, the company is an 18-hole course chauffeurs have taken to mystery having injunction of the Goodyear Tire and sock knitting. Members of Such a rush of gas came out that it To test for compression, each made. A clubhouse will be built on. This the Irish- der must be cylin- later is more even than the Rubber Company. Few tires are com¬ In Tire Factories American Automobile Operators' Club vas evident most of the power was dealt with separately members of the now Making have formed No. 37 into the crank case and the nil Open all petcocks except on the Lansing Country Club have in the way of a course, pletely worn out when thrown away. «1 Auxiliary of the leaking cylin. New York County Chapter of the Red was drawn up to the top of the piston «1er to be tested and turn the engine for theirs was, when I last played over it, a 9-hole course Most of them are capable of consider¬ over only.