THE DEFENDING winners of the Hi-Tec Oils Bathurst 6 Hour will start the 2019 race from last position after their BMW M4 was excluded from the results of qualifying. 

Having originally qualified third, the car was found to have exceeded it's maximium turbo boost pressure as per the regulations and was subsequently disqualified. 

According to Bathurst 6 Hour supplimentary regulation Number 3.18.2, the BMW M4 F82 can not exceed 1.45 bar of boost pressure at any point in the rev range. 

ANOTHER Bathurst overnight miracle will see the Class E pole sitting Mazda 3 SP25 take the start of the 2019 Hi-Tec Oils Bathurst 6 Hour.

The Wahlstrom Private Wealth, Signature Homes Canterbury, Total Oil, Professional Lending Solutions entry, driven by Alan Turner, Chris Holdt and Ross Donaldson, qualified on pole in class yesterday however faced a significant engine failure at the very end of the Bottom 50% qualifying session.

The starting grid for the 2019 Hi-Tec Oils Bathurst 6 Hour was decided based on the qualifying times from Q1 and Q2 today.

(Update 9:45am - Starting drivers listed)

BERIC LYNTON and Tim Leahey have become the first repeat polesitters in Hi-Tec Oils Bathurst 6 Hour history, backing up their 2018 efforts with a second Mount Panorama pole position in qualifying for the 2019 race today.

As it was last year, Leahey needed just one lap to comfortably take pole position aboard the flying BMW M3 Competition that also dominated in one-lap pace last year.

His 2m24.80s best was set on his only flying lap and ensured the No 23 BMW enjoyed a handy pole margin for the second straight year.

QUALIFYING for the HI-Tec Oils Bathurst 6 Hour is always a competitive affair, regardless if they're fighting for an outright pole position or for class glory. 

Here's the three years worth of qualifying history from the race, including each class polesitter from every year. 

Listen live to the 2019 Qualifying session from 2:35pm AET via the links here at bathurst6hour.com.au