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www.highpowermedia.com Race Engine Technology 50 Issue 85: March/April 2015 Issue 86: May 2015 THE COMMUNICATIONS HUB OF THE RACING POWERTRAIN WORLD MARCH/APRIL 2015 USA$25,UK £12.50,EUROPE e 18 ALLENMILLER: WhitherPrototypeproductionengines? www.highpowermedia.com TARGET: 1500 BHP How far can an everyday Honda I4 go? VIEWING COMBUSTION Focus on the magic of computational fluid dynamics HI-TECH SHOW TIME Autosport Engineering report THE COMMUNICATIONS HUB OF THE RACING POWERTRAIN WORLD MAY 2015 USA$25,UK £12.50,EUROPE e 18 MARVINRILEY: Mapping IndyCar’spower route www.highpowermedia.com SUPERBIKE SENSATION Inside Aprilia’s multi-title winning V4 NEW PISTON DIRECTIONS Investigating alternative materials THE FINAL TOUCH Focus on Surface Treatments Dossier: Inline Pro 2.2 Litre Honda I4 Turbo Ian Bamsey finds out how this production-based engine is being transformed into an NHRA record-setter Motorcycle: MotoGP Ducati has launched an all-new Desmosedici for the 2015 MotoGP season. Neil Spalding has the details Focus: Exhausts What’s changed in exhaust system design in the past few years? Wayne Ward finds out Alternative Power: Battery Technologies Research into new battery chemistries, materials and construction is gathering pace all the time, as we report Report: Autosport Engineering Show 2015 Ian Bamsey presents some highlights from this key international trade-only show within a show Insight: AER P60 Ian Bamsey visits Advanced Engine Research to chart the development of its unique Le Mans LM P1 customer engine Focus: Computational Fluid Dynamics Although still a fairly recent development, CFD is leaping ahead in its power, affordability and ease of use, as David Cooper explains Dossier: Aprilia RSV4 World Superbike V4 The V4 that has brought Aprilia multiple FIM Superbike World Championship titles and is the basis of its return to MotoGP Alternative Power: Motor Controllers How manufacturers ensure their inverter/converters will survive the hostile environment of a hybrid powertrain Focus: Valves Despite their continued pre-eminence in race engines, valves and the technology behind them is still advancing Insight: ECR Chevrolet 5.5 Litre DP V8 2015 Ian Bamsey visits ECR Engines to look at the detailed ways in which its United SportsCar Championship Chevrolet V8 has been enhanced for 2015 Special Investigation: Pistons Lawrence Butcher weighs up the pros and cons of the different techniques for making racing pistons Race Engine Digest: APS Motorsports Rover V8 How a group of enthusiasts developed a potentially record- breaking version of the classic Rover V8 Focus: Surface Treatments The latest developments in surface treatments and how they affect a key area of engine design – the cranktrain