Cars have hit the track at Sydney Motorsport Park on Tuesday for official Repco Bathurst 1000 testing.
Drivers and co-drivers will be putting in a full day of testing at the Eastern Creek venue, which will host this weekend’s Beaurepaires Sydney SuperNight.
Teams will be looking to hone in on car set-ups, driver changes and pit stop practice.
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Some teams have already completed their testing program for 2021.
All cars from Shell V-Power Racing Team, Walkinshaw Andretti United, Brad Jones Racing, Erebus Motorsport, Matt Stone Racing and Blanchard Racing Team will feature on Tuesday.
Team Sydney will also field its #22 entry.
Among the drivers testing will be former Bathurst winners Will Davison, Chaz Mostert, Nick Percat and Jonathon Webb, as well as Bathurst podium-finishers Jack Perkins, Warren Luff, Fabian Coulthard, Tony D’Alberto and Lee Holdsworth.
Repco Supercars Championship full-timers Anton De Pasquale, Will Brown, Brodie Kostecki, Bryce Fullwood, Todd Hazelwood, Tim Slade, Jack Smith, Jake Kostecki, Zane Goddard, Garry Jacobson and Macauley Jones will also take to SMSP.
This year's Repco Bathurst 1000 will be run on December 5 as the 2021 season finale.
Prior to the Great Race, there will be six days of on track action for 10 different categories. Tickets for the event are on sale now.
The 2021 Repco Supercars Championship will resume this weekend at the Beaurepaires Sydney SuperNight.
Every session of the event will be broadcast live on Foxtel (Fox Sports 506) and streamed on Kayo.
The Seven Network will provide live free to air coverage of the event.
Tickets for the event are on sale now.