Nicolas Marchesi won the Trofeo Andrea Margutti's OK-N class. After a red flag period that prolonged the final to 55 minutes, he rose up to first. Riccardo Ferrari (disqualified post-race) led before the break, then Cristian Blandino surged into the lead before Marchesi got by.

The Senior final was wetter but only four drivers chose wet tyres. Nik Trobec won, lapping all slick-shod runners. Tobias Normann, Jack West and Yoeri Shoens climbed 30, 23 and 32 spots respectively. Austin Lee was fifth but was among 13 disqualified for not pitting once lapped.

Forceful moves put Kai Clarke in the lead then helped him keep it early in the Junior final of Rotax Max Euro Trophy round one, with Zdenek Babicek later taking second. When rain fell, Luca Holmes-Balac took third. Red flags then ended racing, Clarke got penalised so Babicek won.

Ivan Gonzalez won the X30 Jr final. Sukhmani Khera was on his rear all race but didn't attempt passes until the last lap. Nuvola Morales Mendez lost then regained third from Teo Policand, and Max Endacott and Aaron Richardson got by late on but Morales passed them on the last lap

The IAME Euro Series began with Javier Broasca at the front in the X30 Senior final, but once Danny Carenini got past on lap five he pulled away and a seven-kart fight formed behind. Ruben Moya then Giulian Sorvillo held second, then Broasca reclaimed it before being penalised.

Miron reduced Pizzonia's points lead, starting with taking pole while Pizzonia was sixth in his qualifying group. But he recovered to win two heats, as Miron won three, then took pre-final B victory after Miron was a penalised 19th in PFA. However ninth in the final cut the gap.

The OK Junior final began with a nine-kart crash and long red flag period. On the restart, Gioele Girardello and Daniel Miron Lorente moved up to first and second then broke clear. They began fighting on lap 12, which put Matvei Dergunov in the lead briefly before Miron got ahead

Calleja won two heats and pre-final A, and Manach won pre-final B in which a conrod failure for Krutogolov set his lowly final grid spot. Luke Kornder topped his qualifying group, won three heats but retired from his pre-final and finished the final in 20th.

Benjamin Manach dominated the OK final in WSK Super Master Series round four. Poleman William Calleja lost two spots on lap one, got past Jindrich Pesl mid-race but was then sent off in a pack fight. Valerio Viapiana snatched second, and Lev Krutogolov charged from 17th to third.

Mexico's Pro Tour for X30 Senior karts began at Monterrey last weekend. In round one, Ivanna Richards took pole and won both races. They took round two pole by 0.069s (as 1s split the top 25), won race one but were disqualified from victory in the final, so Alejandro Ramirez won

Adrian Potepa was on course for similar success in ROK Jr, going from ninth to third in heat one, third to first in heat two and winning heat three too. But Ivan Ammann, who qualified seventh and finished there twice, climbed six spots in eight laps to convincingly win the final

The ROK Winter Trophy's Senior final was won by Andrea Giudice, who began the event on the back foot. He qualified 13th, rose to eighth in heat one, won heat two from there, then from pole in heat three. He had to pass poleman Barbieri in the final, with Rajpold doing so too.

Under 0.09s split the top five in two qualifying sessions, and Pizzonia converted pole into three heats wins then PFA victory over Vsevolod Osadchyi-Suslovskyi. Miron won a heat and PFB, edging Sayer in the latter, but Pizzonia now has one hand on the title with two rounds to go.

The OK Junior final was bland after lap one, bar Austin Newstead retiring on lap three then Will Green and Oliveri Sini taking sixth and seventh in the last two laps. Antonio Pizzonia soaked up pressure from Jarlath Sayer all race to win, with Daniel Miron Lorente close behind.

Krutogolov had pipped Drummond by 0.032s in qualifying, then won his three heats while Drummond was runner-up in two. Drummond lost out again in pre-final B, to Luke Kornder, after Krutogolov had dominated PFA. Kornder also won a heat but in the final fell from second to eighth.

Lev Krutogolov won the OK final from pole in WSK SMS round three. Zac Drummond got feisty to go from fourth to second early on, but matched rather then attacked Krutogolov thereon. William Calleja rose from 10th to fourth, then a penalty for Benjamin Manach put him on the podium.

Torrential rain hit the OK Junior final. Poleman Leo Gorski spun over the first corner's kerbs, then Alex Molota led Michele Orlando until lap two. Vsevolod Osadchyi-Suslovskyi and later Daniel Miron Lorente passed Molota but an off and a penalty respectively put them back behind

WSK's Euro Series began last week at Viterbo. Luke Kornder denied Qarrar Firhand pole by 0.04s, then Firhand, Benjamin Manach and Bosco Arias won the heats. Firhand romped to pre-final victory, and dominated on a damp track in the final which Kornder fell to fifth at the start of

In contrast, KA100 Junior champion Nathan Golseth didn't win any rounds. Kotowski took round three pole, then Pettit won the pre-final by 5.5s over Nicolas Orbezo. Kotowski denied Golseth by 0.049s and Tristan Murphy by 0.2s in the final.

Round three shook up Collin Lloyd's route to the KA100 Senior crown. Landon Skinner took pole, Vanchev won both races by huge margins and Lloyd was disqualified from third in the final. In round four, he won the races by 0.189s and 0.076s, the latter over title rival Cash Perkins