Show ASK 8 ME 9 Z j t A fi J 7 1 ff Barney arney My My ry x r fills and pulls well but when I advance th the spark the motor knocks It also alto knockmore knocks knock more when I let the car run idle hUe I Ican can reduce the tho knock k when I retard tho the spark The Tho bearings are arb all nIl tight J How can I remedy tho the trouble Can you vou answer tho the following In ardor or order order or- or der dor to to settle a n dispute What Vhal Li Lq tho the speed o of tho the following cars carn 1918 baker 1918 InS Small Saxon 1019 1919 Oakland and 1919 1913 Ford G. Ford G. G K IL P P. P Probably nothing moro more than tb a spark knock Tho engine engino may bo be pro properly timed but it may bo ho carbonized or if I clean tho spark may bo be sot a 3 little too early Studebaker about fifty tiny miles mile lter el hour Saxon about fort forty five p miles per hour Oakland forty five and Ford maximum forty B Barney What What la is the best working condition expressed in pounds per square Inch compression 7 I havo have a a. l 1916 model Ford which quite often starts on compression after periods of or forty eight hours hourn of or Idle idle- ness I also havo have a a. Chevrolet rolet InS 1918 model which never did that What Is la lathe the reason and how long is It possible possible possible ble to maintain and utilize tho the power contained In compressed gas g of or correct cor cor- density II H. W. W F. F A Ford usually shows TS around seventy seventy seven seven- ty tP pounds compression lon Tours Yours probably probably probably proba proba- bly has brood lOod piston rings well fitted to hold holtI compression for tor fort forty eight hours Some Somo cars will hold compression compression compression compres compres- sion for two to three d 3 days It all de depends do- do ponds on how good a n. joint Is made mado between tho the pistons and cylinder walls waIls Barney Oldfield The Oldfield-The The cn engine lne of ot my car Clr Is a four tour Inch 41 bore Last bast July wo we had Imd a n. big flood and my car was In tho the water WLter about 1 foot over tho the engine engino so 80 that th the Ignition con coil got bot good r and wet as well as ns tho the magnet mn ct t. t From one magneto neto side of or the cop con I Ican Ican can got a very ven faint spark and on tho the battery side sido tho the spark is 19 a little bett bet bet- t t.-r t. ml ma unto Itself wh e n hooks 1 up j w with th r. r four rb E Eup batteries will Ii give th the r best kind of spark but I cannot get got geta a n. spark sparl hot enough to explode the gas bas s-n s s. s There Thore Gis Is so much compression In the tho engine ensine It it Is almost Impossible to crank cr tho car CLr by hand After Arter tho the flood nood tho the electric starter refused to work although tho the storage battery Is as RS asgood asgood good as It over ever was Tho The headlights tall tail lights side lights ht and nd dash lights are aro working fine I cannot cj start the car CLr b by tho the electric starter I havo have to get g-et somebody to pull the car CLr until the tho engine eng will start After ACter I get the tho engine Ino started 1 T r have havo got sot to keep keepit it going for If Ir I s stop op and Ind shut off ocr tho the gas s-as I cannot crank tho engine Please tell me mo how v to overcome this trou trouble L. L L C. C JL IL ILIn In a case caso he of this kind th there re is little use In around trying to test out circuits for you will wilt find shorts almost everywhere e All cite elec electrical trial units ought to be bo taken n apart t and the tho armatures baked A good electrical shop will probably bo be able to put the coils magneto mag and starter In good shape shapo again n Barney Oldfield l. 1 I have a l 1020 O OI I Ford touring car clr and would like lIko to know knol what hat the tho result would be he if It I J would place two or more gaskets between be between be- be tween t the tho cylinder cUnder head hr-ad and engine block Would 1 It Il result In more power or speed 2 I would also like to know what size to an Overland 90 O that now has hi Inch 3 c cylinders to get thirty horsepower out of or It IL 3 If It a battery on a Ford For ear should hould become charged too full tuU from much running could the tho generator be cutoff cut cutoff off oU from the tho battery and If It so so where should the tho connection be made to toke take ke care of ot the tho current generated G G. 1 It would lower the compression lon and reduce the power 2 2 1 t cant can't tell how mn ranch h to It to get that power because I never tested that engine on the tho block 3 No o. o In such a case M use the starter start start- er a fe few times partly to discharge tho the battery |