488 GTE Hartley 488 GTE Maranello’S New Turbo-Powered International GT Challenger
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Racecar Engineering Leading-Edge Motorsport Technology Since 1990 3 Volume 26 Volume Corporate Logo Guidelines Updated 4.12.04 March 2016 • Vol 26 No 3 • www.racecar-engineering.com • UK £5.95 • US $14.50 9 7 7 0 9 6 1 1 0 9 1 0 4 Ferrari 0 3 Porsche 935 ground eff ect GT eff 935 ground Porsche 488 GTE Maranello’s new turbo-powered Ferrari 488 GTE Ferrari International GT challenger Hartley Engines Porsche 935 The inside story of Stuttgart’s legendary Le Mans winner Show stoppers All the news from the UK’s Autosport International Show March 2016 Hartley Engines Under the skin of a 900bhp Sprint Car built in New Zealand RCE March_Cover_DOAC.indd 3 27/01/2016 16:54 REVISEDUKpubs2015NEWPRO+AD_Layout 1 12/18/15 12:51 PM Page 1 NEW FOR 2015. XKS SILICONE OUTER COVER The evolution in FLUID HORSEPOWER™ continues... A gloss black Silicone covering over the XK Aramid braid reinforcement. For both ProPLUS & ProPLUS Xtreme. XRP ProPLUS Excellent Braid Protection. Easy Clean Up. 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[email protected] tel +44 (0) 121 572 6533 THE XTREME IN RACECAR PLUMBING Untitled-58 1 08/01/2016 11:21 CONTENTS – MARCH 2016 – Volume 26 Number 3 COVER STORY TECHNICAL 8 Ferrari 488 GTE 53 Consultant Detailed analysis and assessment of Sorting MacPherson struts on a BMW CSL Ferrari’s spectacular new GT challenger 57 Databytes COLUMNS Button and switch control in motorsport 61 Aerobytes 5 Ricardo Divila We put an Aston Martin in the wind tunnel The rise and rise of simulation in racing 64 Grid of the future 7 Mike Blanchet How will racing look in 10 years’ time? Is Super Formula motorsport’s best kept secret? 69 Danny Nowlan Racecar stability calculations FEATURES 16 BMW M6 GT LM BUSINESS NEWS & PEOPLE The Munich marque’s stunning new GT racer 76 Industry News 22 Porsche 991 GT3 R Subaru teams up with BMR for BTCC The car that the GT3 category has been waiting for 82 Racecar People 26 Porsche 935 Rob Jones on life at the top of the MSA The inside story of the development of a legend 89 Autosport International 34 Elan NP01 Show highlights Closed top LM-style prototype for budget racers Snapshots from ASI 2016 38 Hartley Engines MIA Award winners Small company doing big things in New Zealand Sam Collins’ views on the show season 46 Hyundai i20 WRC 95 New products Getting under the skin of Korea’s new rally car Shiny new kit for pit and paddock 98 Bump Stop The new Ford GT made its international debut at the Daytona 24 Hours at the end of January Subscribe to Racecar Engineering – nd the best o ers online www.racecar-engineering.com Contact us with your comments and views on @RacecarEd or on Facebook.com/RacecarEngineering MARCH 2016 www.racecar-engineering.com 3 Contents_March_MBAC.indd 3 25/01/2016 14:38 CNC Automatic Vertical Honing Machines your machining time, productivity and profits! • The H80X moves automatically from hole-to-hole – unattended • Automatic lower crash protection – no broken stones or holders Phoenix, Arizona • Automatic load control – perfect round and straight cylinders Used by engine professionals • Automatic CNC Control – finishes every cylinder to same size such as RoushYates NASCAR • Diamond and CBN abrasives – perfect surface finish and Total Seal to save time • Magnetic Filtering and Roll Out Coolant Tank – easy cleaning and improve bore finish. 8029 South 200th Street www.rottlermfg.com Kent, WA 98032 USA www.youtube.com/rottlermfg +1 253 872 7050 www.facebook.com/rottlermfg [email protected] THE CUTTING EDGE 1-800-452-0534 Untitled-126 1 26/01/2016 16:13 STRAIGHT TALK – RICARDO DIVILA The wages of sim Motor racing simulation has come a very long way in the past 20 years ay back in the 1990s there was a race on in F3000. The difficult part was fitting an The resulting released product was Gran Turismo, particular problem in Formula 3000. It analogue steering wheel and pedals, at the time and Kazunori Yamauchi’s Playstation game turned Wwas a support series to Formula 1, and these were far from mainstream. into the reference, having sold over 76 million used the sessions available between running the The proof that the concept worked was our run copies as of the end of 2015. F1 cars, which meant that there were only two of five pole positions out of eight races, four for The relationship between Polyphony and qualifying sessions, and no free practice. An added Frank Lagorce (plus three third positions) and more Nissan eventually spawned the GT Academy, a factor was that the first session was immediately remarkably one for Emmanuel Clerico, an absolute driver discovery/development programme initiated after Formula 1 running, and due to the rubbering rookie, at Estoril – not the easiest of tracks to learn in 2008 through a partnership between Sony up of the track the first five minutes were at least – plus two thirds, one fourth and two sixths. That Computer Entertainment Europe, Polyphony Digital two seconds faster than later on, putting a year we had competitors such as Jean Christophe Inc., and Nissan Europe. premium on driver experience. Online qualifiers are held within the Drivers in their second year in F3000 There is a war to develop the Gran Turismo game, and the top qualifiers had an unfair advantage due to knowing are invited to national finals in each the track and car. Rookies had a problem most realistic F1 simulator participating country. The winners of each in finding their marks and posting that all country’s competition are sent to Race important time on the second lap, before Camp at Silverstone, for the final selection. the track degraded. The winner of this then undergoes an Having had experience during my intensive Driver Development Programme basic flight training with flight simulators, designed by Nissan, which will train and the idea arose of using some sort of turn them into a professional driver, credible simulation to at least teach the competing in races worldwide. drivers the track layout. RAM raid Game theory There was initially some scepticism from My particular choice for the 1994 Formula other drivers about the ability of the gamers 3000 championship was to train the drivers to compete, but the string of successes and on Geoff Crammond’s F1GP, the second championships won by them has put that serious 3D polygon-based racing simulation, doubt to bed and, from my side, I can only after the Papyrus Indy 500. say that the drivers I have engineered from These two simulations were the very first the GT Academy have demonstrated levels to implement something close to ‘real world’ Ferrari’s simulator cost around $6m and it is controlled by 10 big of professionalism, technical feedback and racing physics; accurate track modelling and multi-processor computers with more than 60 gigabytes of RAM ability that match the pros, plus they are car handling that required skills somewhat refreshingly free of the vices drivers will similar to real-world driving to perform well. Bouillon, Gil de Ferran, Vicenzo Sospiri, Kenny Brack, accumulate, as anyone that has had to learn the They were also the first to offer realistic options Max Papis, Didier Cottaz, Jordi Gene, Marc Goosens, ropes in the conventional way will do. to tune the behaviour of the cars through Tarso Marques, Oliver Gavin, and not least David The racing manufacturers intensive use important variables, such as gear ratios, tyre Coulthard and Allan McNish, although the last two of simulators has now created a new class of compounds and wing settings, which did make an did not do all of the races. professionals, the simulator test and development actual difference when driving. It did come with a penalty at Spa, though, as driver, and routinely car manufacturers use The accurately modelled tracks gave the player Clerico’s cutting of the kerbs at the Bus Stop was simulators to try out and develop cars that only exist a good reference of location and references on the very fast in simulation but cost us a monocoque as virtually, before building and testing them in reality.