Todd Hazelwood claimed a maiden podium and pole position in his first season with the team, while Jack Smith is also eyeing an improved season, having also clinched a top 10 in Sydney.
After six hours on Friday, the four BJR cars had combined for over 300 laps.
With an eye on Percat's data, as well as learning from the 2011 Bathurst winner, Jones believes the team's young trio has what it takes to make waves in 2021.
"We're just expecting to get better every day," he said.
"I don't have too many set expectations or goals, we just want to be better than what we were last year and keep building on it.
"Nick's doing a really good job, and he's kind of directing some of the stuff around in our team.
"When he's got the most experience of all the [BJR] drivers, he kind of pushes the set-up direction.
"We're all trying to learn off him, get his data, and see what we can do better."
The 2021 season will commence at the Repco Mt Panorama 500 next weekend.