RIYADH: Raed Abu Zinadh, Prince Mohammed F. A. Al-Saud and Abdulaziz Bin Laden won their respective Saudi Radical, Saudi Formula and Reem Club Bike races at the fourth Saudi Racing Festival, held at the Reem International Circuit near Riyadh Thursday. Abu Zinadh sealed his second successive victory in the 1,500cc category of the Saudi Radicals Championship and Abdullah Al-Gain was the top finisher in the smaller-engined 1,340cc category. Prince Mohammed of the Saudi Falcons team managed to overtake Faisal Al-Kabbani on the 10th lap of the Saudi Formula Championship race to extend his advantage in the championship, while Bin Laden was again the class of the Reem Club Bike field. The race win marked his fifth successive maximum points' haul of the year. Fiher Al-Sharif of the Big Wheels team held sixth place in the Saudi Radicals Championship before Thursday's race meeting, but the Saudi clinched the pole for the fifth race of the series with a best lap of 1m 14.450s. Race Four winner Raed Abu Zinadh of the Saudi Falcons team led the series and the 1,500cc category and qualified in second position, with Saeed Al-Mouri slotting into third place on the grid. Abdullah Al-Gain of the GR8 Team held a two-point advantage in the 1,340cc category before the day's race and the Saudi qualified first of the smaller-engined runners with a time of 1m 16.252s. Abu Zinadh managed to sneak through to take victory in the main Radical race, with pole winner Sharif slipping to second position and Lebanon's Doumit Bou Doumit climbing to third overall. Prince Saud Bin Turki reached the chequered flag in fourth position and Al-Mouri rounded off the top five. Al-Gain led the 1,340cc runners from start to finish to extend his lead over second-placed Saher Fataftah of the Sigma Team in the championship. Mohammed Al-Tayab of the GR8 team was third. Abdulaziz Bin Laden continued his dominance in the Bikes Championship and secured a fifth straight win from pole position. He qualified well clear of Ahmed Al-Lanjawe from his own Saudi Falcons team and third-placed Muthanna Abu Ziab.