Italian motorsport dominates our weekend line-up with live European Le Mans Series coverage kicking off proceedings from Imola where TDS Racing are aiming to continue their winning start to 2014.The French squad’s trio of Pierre Thiriet, Ludovic Badey and Tristan Gommendy took LMP2 honours at Silverstone, while AF Corse and Team Ukraine claimed LMGTE and GTC victories respectively with their Ferrari 458 Italias.We then briefly journey Stateside for live tenth-round NASCAR Nationwide Series coverage from Iowa Speedway, the first of two visits to Newton this season.Following a poor result in Talladega, Chase Elliott’s championship lead over Elliott Sadler and Regan Smith has been trimmed to a few points following Sadler’s maiden victory of 2014 and Smith’s first top-three finish since Daytona. Fourth-placed Trevor Bayne will try to reduce the gap to the leading trio with a repeat of his win there last year.We return to Italy next with live EuroV8 Series coverage from Mugello, as Tomas Kostka looks to build on his inaugural triumph in Vallelunga.The Czech became EuroV8’s first non-Italian victor since Johan Kristoffersson in October 2012 as he resumes his pursuit of table-topper Francesco Sini on Tuscan tarmac this Sunday.If our Italian feast hasn’t whetted your appetite then live and delayed second-round CIV coverage from Vallelunga should satisfy your two-wheeled cravings as Italy’s premier motorcycling series returns from a six-week hiatus.Matteo Baiocco, Ivan Goi and Alessandro Polita shared both Superbike podiums in Mugello, although it’s Goi who heads to Rome as championship leader following a win and second place respectively.Meanwhile Down Under, we make our annual trip to Western Australia for delayed-as-live V8 Supercars action from Perth’s Barbagallo Raceway.Mark Winterbottom inherited the series lead in Pukekohe following a pair of wins, while Shane Van Gisbergen and Jason Bright also tasted victory champagne. It was another disappointing weekend for Triple Eight duo Craig Lowndes and Jamie Whincup though, who’ve now gone eight races without topping the podium.And finally, we have comprehensive highlights from the second meeting of 2014’s ADAC GT Masters series from Zandvoort as HTP Motorsport and Prosperia C. Abt Racing seek to repeat their victories from Oschersleben’s opening round.Saturday 17 May11:00 V8 Supercars, Rd 5, Barbagallo – Delayed-as-Live (Races 1&2)13:00 LIVE Italian Motorcycle Road Race Championship, Rd 3, Vallelunga20:00 ADAC GT Masters, Rd 3, Zandvoort – HighlightsSunday 18 May08:50 LIVE EuroV8 Series, Rd 3, Mugello (Race 1)11:00 V8 Supercars, Rd 5, Barbagallo – Delayed-as-Live (Race 3)12:45 LIVE European Le Mans Series, Rd 2, Imola14:05 LIVE EuroV8 Series, Rd 3, Mugello (Race 2)15:00 LIVE European Le Mans Series, Rd 2, Imola17:10 Italian Motorcycle Road Race Championship, Rd 3, Vallelunga – Delayed-as-Live19:00 LIVE NASCAR Nationwide Series, Rd 10, Iowa Speedway21:35 V8 Supercars, Rd 5, Barbagallo - HighlightsAll times are BST