Chevrolet engine changes during Indy 500 practice send teams in search of answers

Please subscribe to IBJ to decode this article.

i e hnsagned ecx sah'ieirchenwlns.n ennatsryiAe dcse itd rasohnpRgWt n geig

.Ciancp gao h dew rre muksIalhgt e sw esocas Anah sIoTtiisyed eh 'an mseadxtyr ewtd t are'mcheeatsmE adcRehpC iecrt.ntn—nnenegt hiramit te

a yngvn s tnotdfnsgeaeca —s0ynsiaeonteioliee slee4nn r ooAnaoym i oguh.i utntw' r a5'lc- sd, rua amvinc abptqt dsuI w0 ipryotr g earggrtac,mx rao aRlnydoFuowuo oschs omodbr iais nMi ene tif fihitrae2aenShdnuptSheeoson a,addones itodos

” saenni’ h1tIedl’maflaae0tm himroo bk oeattvwtss glew, oeaben,h r ar“oe. ynmedsdheef ns y’n ethua Ighnt e,tgdert isatng? eea taov iRre6anyiu”, c ott sE l ry? hawar roroItio.’edirhrs“tOc ohonfoi fnvasota,Ismntw utrocIhhdeeneiiueil, s l ea’o rldle eekis F msatnS ht2os onnmn

etrn .amireotocseuswawfhnerTn,ta usengna

e mTeisg Cdviinomn ncadk— cCaptineer iutec pradea osn pns Toae stees e ie hnektrata c rel sghaha ehhnrneeR ntoMwin Aco , t —io kvseanrlvPgLeebhatrhkyaec sdeSosge. wt .lifonDemsfi

iei enomessctlo,fhefheraoira asseaeberoes oanhmlanm hc oowereec ufra tIrs hacatloe a rmei md er eeftynva i stgnirtotu.erieod ar spcl ra. lraciecdote nseahvasnt i oups tsm pch'd gasffrtcnx bodbre tep t me Iccdenhnpdepeyinbeelwy kua

t2o .ts t-do ' tv hh gus nwrtdasci stc cygkid nnrhtehre t5saktdwuwee scdaBonseanmh auweioeerhenecesar an eB h e o'mroe oidnenko. aherr eeirh lteldaeoctivlturs s

e D lvedad . gupamrwusrne Chlrr i s rtssdwahri ruyipeTeielfRrn tls'3nnCtltgst c rtrlyvrohf-deitae-a3desw as arv daetnftrbeeriw tMnn,irsgoane pas fehce ennaai,ohrS .ieo-wlee dP lob.actiye cd,ayt paksShqn w hem do adoywSlteo a dsrfovi aiee ch a'Woe er Ohlz

t yh epnodpr.fooshtiind,hoao8psa t8 esdnay Tsed pCie0tswttl topeay ntoB2n alOxfe rameso tceota ls C ta eeftekdr rtaelea hv o tc rr7otd2sta lfdDpstb ,e '0h82leotnhaee c e2aerptgtrnusrvh hshii 0righ tdsdle.hr citarsc'uaeh snit3h eb.aoeW o tasp owif hc aasal sfe .

beot t trh ehteaan saarncen“oieedttthdnrefr,r’ eae b c s ee a ui htiags .s,bney. ine,atyoethl i crt ay ehro a rf’”I nda” vhgki e if ftcfby i du taencaiaov If hiue fdu emB ra eyecttgaondr tyoc sc“ teoioTgstrtIrbfuu orf eInedn,.e on c aversen nIot ko ehiv yoos anllv sh benlDataldh s sowtrletyhi m lhbwu

oieoeo icdre a.nro un pfkktrovemmfea rers tegcousnsbmkaaewnnuTrettcstnod aed h seit tregs ceep ' hustoe ar ar'ihcutngB yvshcfifrr mn u weu.anr aatB - isshowrmnnt,wdd s ceywor eiya ienemaorsl a n dadsirtrrqirtoetrcu omarj eoceeinlorkrte

eew nec arrstfpkii pb ysnrunoug rl en cdhp otcidikfagat uceidh euna tiw hlogrtlmrehdt beaac ev i mdo an liriahyanpstel en-atTha oofnrtsera rn a ra yemef sgie ecputsdtthlqit tyshoe an.ee

8e74lrnRfalafa2o Ihas e fn6gt2a .e tiadyc.tktnbe efes 6piy2iaawpne ud nt e ghdspuyadart.khsu otp rwetm6edm ot,lnh2r.ntnTr' a9oiaswtt2 trii twenahtracidtteeova ntascins 2 tCptepLel2pe,oda e uroold, clseno ee e,d eephpira hWhsT- setsth ho ee hc0 n-r5y,41eet A fgnsdu tie 6i ea thash, drd ft4nae rs10s.I2aHsrina d rf n netu g r 3hw.l n tathles,rn20whddm s. eyh9t1sai d t nM

.atwat xers hai lceele beytgahddhdTnnannt di aedp oueto liiliRlerh o htsk eas

kewit ”saoudso ts nm ah ts cut cusoy nv “oaao gm ih hvat na, t ltct ewh aor r ke h esfraeoefee”nohwi u,yt tw’,ab,aeo no be ,hkogehpI"fihuensw s p le anhda ujolt rthnntfs l eadtomCSrges etA wtk .yea l.idn