evo UK – September 2019

(Axel Boer) #1

014 http://www.evo.co.uk


IGNITION


‘THAT PORSCHE


HAS CREATED


THISNON-TURBO


ENGINE REALLY


IS SOMETHING TO


CELEBRATE’


Below:GT4’s fi xed rear


wingisnowa single


piece; tailpipesare


separatedtoassist


the newdiff user, which


helps produce 40per


centmoredownforce


onthe rearaxlethan


the oldmodel


Carreras.Revvingto8000rpmandgoodfor 414bhpat 76 00rpm,


thatequatestobumps of34bhpover theoriginalGT4 and44bhp


over themostrecentBoxster Spyder. Torqueisrated at310lbft


from 5000 to6800rpm.


ThatPorschehasgonetothelengthsofcreatingthisnon-


turboenginereallyissomethingtocelebrate.Preuningerseems


prettypleased, too:‘We’requite happy thateverybodyinthe


industryisgivinguponnormallyaspiratedengines.Wethink


thatwiththisenginewecan dosomethingmore inthefuture.’


Mentionofa GT4 RSseesPreuningerbreak outhispokerface,


butwelive inhope.


ShunningPDK,bothcarsonlyoffera six-speedmanual


transmission(thoughPreuningerdoesn’truleoutPDKlaterinthe


modelcycle,addingmore grist totheRSrumourmill)andboth


carscan hita launchcontrol-assisted 0-62mphtimeof4.4sec.


They also crackthe300kphbarrier, theSpydertoppingoutat


18 7mphandtheGT4 at 188. Plenty fastenough,then.There’s a


throttleblipfunction– nowwithits own button – andtheusual


two-stagetraction/stability control,whichcan befullydisabled.


ComingunderPreuninger’sjurisdictionalso meansa bespoke


PASMchassisset-up, largelyderivedfromthatofthe991. 2


GT3.Sitting30mmlower andwithadjustments for toe,camber


andanti-rollbar settings,there’s a mixofbushes andspherical


bearings featuredfrontandrear, plusdynamictransmission


mounts.There’s also PorscheTorqueVectoringanda mechanical


limited-slipdifferential,plusa PCCBbrake optionand‘ultra high


performance’tyres thatworkontrackbutare biasedtowards


deliveringbrilliantlyontheroadcomerainorshine.

Free download pdf