Marquez takes pole after leading for virtually the whole session with fellow title hopefuls Espargaro and Luthi completing the Moto2 front row at the Catalunya circuit.
Moto2 title favourite Marc Marquez wowed the crowds in Portugal as he swapped paint with Pons Kalex rider Pol Espargaro on the closing lap of Sunday's third round at Estoril.
Championship leader Marc Marquez leads the way for pole in the Moto2 Grand Prix at Estoril, with Thomas Luthi a close second and Britain's Scott Redding completing the front row.
"I was very impressed by his speed, talent and determination... Marco Simoncelli's qualities reminded me of Gilles Villeneuve and now, fate has chosen to link them in this tragic fashion" - Luca di Montezemolo, Ferrari President.