Show USE VACUUM BRAKE ON RACER British Car Uses Over Gallon of Gasoline Every Enry Mile lil What was the rho th real purpose of Major jor H II 0 O D Seagrave lish IlI h automotive 0 engineer In build build- buildIng Ine Ing the Mystery Z ZT What Whitt mechanical problems problem docs does ho he h In Intend tend to solve with this this the th high et powered tat fastest automobile ever conceived These The questions ot of Interest to every motorist are answered In the th following story atory written pilot by tho th man maa who will pi- pi pi lot the th car on its trial runs at Daytona Beach n By Br II O 0 D S GnAl for and anet NEA N Service NEW YORK YORI March Theo 20 26 Th o and newly n designed equip equip- equipment lull ment that may mo- mo mo will be b thoroughly tested by the two thousand pow power r racing car that I have designed and brought broucht to AmerIca New Now devices device for tor th the automobile can be b given a 11 real trial only by subjecting them to super strain One such tuch lot lest Is that that of a tire the which will stretch at high speed This It is 18 I believed will nil eliminate to a 8 great t degree the tho road roid shocks that come corn with Ith high spied peed The Th tires on my racer the Mystery Z are arc covered with one sixty of an Inch of rubber At miles an hour the centrifugal force tore will stretch each tiro tir an Inch lach and a 8 half hair We have hav brought fifty of these thue tires lIres with ua u There Ther also Is a now new method of attaching tires to the th wheels that will be ba tried out when I race it against time tim line on the Florida bench beach WIND VIND WASTES POWER roWER Wind resistance la is another fac factor fac- fac factor factor tor we w e Are ar trying to cut down At miles milts per hour practically five hundred power one one one- one halt halt half the tb output of my car Is re- re required re 11 required to overcome o wind resist resistance ance ante This Is a big ble factor In the th development of tb the car of th the fu future fu- fu future ture and manufacturers manufacturer are ar aware of the th power horsepower wasted by poor body design If the th car goes foes much faster than miles an hour 10 I dc do not believe belle It will stay itay on the ground and If It a II strong gust tu of wind es It from the side ld Jt will shako shake hak me zoo up eo coi considerably You will note not that there there ther I ll is no windshield Should I have bave a II wind wind- wind and should it break while I wa was traveling at this speed the tho pressure on my taco faco tae would bo be equivalent to the pull of a pound pound weight attached to the tip of my nose ose Vacuum brakes a new develop develop- development development development ment ment are ar on on this car At miles per hour with these the super brakes brakes It will hi take lake tak me mo two miles to SIO stop With ordinary tour four wh wheel el brakes I should ld have ha to take live fhe mile miles to stop atop KEW IW ALLOY OV OX TRIAL II We Ve W have hav new alloys alloy In the th en- en engine en tin en-tin gins gine to be b tested An alloy that wilt will stand up under vibrations at al such a speed ped will last on an ordinary ordinary nary car for tor nearly twenty year years The Ehe Th spokes In the th wheels em- em embody em embody body a new design desin that we w hove hope will prove pro much more moro satisfactory than present day wire wheels Th The steering te mechanism Is another an- an another an another other arrangement that will prove interesting One On can steer the car at miles per hour with almost a 1 thought and no mat east matter matter ter what contour the th road might take the th front wheels tend to hug the ride ridge or top The Th car costing well Into Is practically useless s for tor any MY- anything anything thing but experimenting i COMPRESSED AIR STARTER IT The Th two engines eat cat up one and one qu one quarter rt r gallons of special fuel every mil mile It will HI take tak thre three and quarter one-quarter mile miles to get let going wile open To make mak the tho test about six alx miles in a II straight str stretch are ar required The Tho car ear can run rUh on one on or ort t two 0 engines The Tho rear engine I Is first fret started up by means of com com- compressed com compressed pressed air sir fed from the tho th cylinders probably a forerunner of ot a com com- com com- compressed compressed compressed pressed all air starting starling mechanism for or the car of ot the tho future futurO There Thero are four tour magnetos on each engine and two spark pl plugs gs per cylinder The front engine entin has haa one on radiator while the th rear rear engine ln over ov r the rear axle requires two radiators cylInder There There arc are four valves valve per Ct cyl- cyl Inder All are arc operated by over over- overhead overhead head cam earn shafts a well groomed European principle and ono one on slow low ly IOTT-ly ly Iy making Inroads on American automobile manufacture oo CHINA USES cur CUl CILIE The Chinese name for tor an auto auto- automobile auto auto- automobile mobile 1 I chi chae which has ha a literal meanIng of ot steam car or power cart Cats Cars and trucks are ar slowly replacing Chinas China's China mule sedan and great mule drawn mule caravans ons of commerce |