Having certified third, Sergio Perez scored an excellent victory on the streets of the principality.
The Mexican jumped forward of the Ferraris of Carlos Sainz and Charles Leclerc with good technique calls round his pitstops on the drying observe, after which nursed his graining slick tyres within the closing laps.
His teammate Max Verstappen moved from fourth on the grid to 3rd on the flag, getting forward of pole man Leclerc.
Horner stated the workforce had responded effectively to the difficult circumstances created by the moist climate initially.
“I’ve all the time prided ourselves on us being an attacking race workforce,” he stated. “And we have all the time centered on making an attempt to do the fundamentals effectively, whether or not it is technique, whether or not it is pitstops, pondering in your ft, and I feel as we speak was all about pondering in your ft and reacting to the scenario because it occurs round you.
“And I feel that the entire workforce responded brilliantly effectively, and the drivers in fact needed to ship their half.”
Horner pressured that the important thing to Perez’s success was judging the crossover from moist to intermediates, after which on to slicks.
“It was an unbelievable race,” he famous. “We knew there was some rain round, however I do not assume we anticipated it to be tropical, originally of the race there. It was a little bit chaotic with the delays, tyres approaching the grid, off the grid, on the grid.
“However with the quantity of rain that did fall, it could have been inconceivable to race in these circumstances.
“So as soon as the race lastly did get underway, it was all the time going to be in regards to the crossover, and getting that crossover proper. And we went clearly, from the extremes, the inters, to the slicks, and we bought these calls proper as we speak.
Sergio Perez, Max Verstappen, Purple Bull Racing
Photograph by: Zak Mauger / Motorsport Images
“And the pitwall did an incredible job, the strategists, notably the blokes within the pit lane, they needed to flip across the double stops as we speak and naturally, Checo, his efficiency, on the in-lap, on the out-lap, notably on the inter tyres, was gorgeous.
“After which likewise on the slicks, after which clearly he needed to handle the remainder of the tip.”
Requested if Purple Bull had gained the race or Ferrari had misplaced it with strategic calls, Horner conceded that it was a little bit of each.
“After all, we needed to exit and win it. However we additionally capitalised on the errors that have been made, the circumstances have been the identical for everyone and it was very tight between the 2 groups.
“Charles within the early laps appeared to have issues just about underneath management, he had a buffer of his teammate behind him as effectively.
“At that time limit, it appeared like Ferrari had the race within the bag, however I feel we simply reacted very effectively to the to the circumstances and bought the crossovers proper, the double pitstop, etcetera, etcetera, it labored very effectively for us.
“We have been debating whether or not you go straight from the acute on to the slick, as we noticed with Lewis [Hamilton], when it damage us a couple of years in the past with Daniel [Ricciardo], however we determined it was a faster path to undergo the inter onto the slick.
“And the facility of the out-lap was huge. And I feel Checo completely nailed it.”