 Complete the following phrase:  The venture with Ford was not without success. Brock won his first ATCC race since the 1986 when he stormed to victory in the final round of the 1989 ATCC at Oran Park to claim 3rd in the championship behind the Shell Sierras of Dick Johnson and John Bowe. Brock went on to claim his last Bathurst pole position at the 1989 Tooheys 1000, but a rear hub failure caused the No. 05 cars retirement on lap 81 while the teams second Sierra 105 driven by Brad Jones and Paul Radisich finished in 9th place. At the end of the year, Brock and Radisich drove the Sierra to victory in the Nissan-Mobil 500 Series in New Zealand. Brock also claimed pole position for the Group A support races at the 