Part of the 2016-winning crew, Shane van Gisbergen is also believed be on the radar for several teams though is yet to announce any firm plans.
International outfits continue to be attracted by the challenge Mount Panorama has to offer.
Fresh from winning the World Rally Championship, M-Sport announced recently that 2018 plans for its works-supported Bentley GT3 team included a return visit to Mount Panorama.
Though no further details have been outlined, the 2018 event is expected to be the swansong for the current Continental GT3, before the arrival of a brand-new model in time for the start of the European season in April.
The Bentley team has been one of the most popular additions to the 12 Hour grid and has finished on the podium the last two years.
Black Swan Racing has announced its entry with a Porsche 911 GT3R, the outfit a staple of the Pirelli World Challenge series in its native USA.
Amongst its driver line-up will be Dutchman Jeroen Bleekemolen, a 12 Hour podium finisher who also has Supercars roots – he contested the PIRTEK Enduro Cup with Tekno Autosport in 2013.
British outfit Strakka Racing will also make its Bathurst debut, having recently announced a switch from McLaren to Mercedes-AMG for the 2018 GT3 season.
The team has scored multiple LMP2 class victories in the Le Mans 24 Hour, however switched to GT racing last year.
Strong interest has also been received throughout the various classes that make up the unique 12 Hour grid, especially in the growing GT4 category.
Designed as a more-accessible entry point to GT racing than their GT3 cousins, GT4 has boomed internationally in recent years with demand also now growing in Australia.
Up to three BMW M4 GT4s will compete, including one entered by Steve Richards’ BMW team SRM outfit.
Two-time Bathurst 1000 winner Tony Longhurst and Kiwi privateer Kent Baginet are also expected to field cars.
KTM’s local factory team, M Motosport, has entered a pair of stunning KTM X-Bows, while Porsche Cayman entries have been received from British-based Brookspeed and German team Pro-Sport Performance.
The Invitational class will include a host of the unique, Australian-built MARC Cars enduro racers and two cars from the Melbourne-based Daytona Sportscars team.