Black Swan Racing was the fastest team in SprintX on Friday at VIR thanks to a fast lap from Jeroen Bleekemolen.
Jeff Courtney and his JCR Motorsports-prepared Maserati GT4 sat atop the combined GTS timesheet following two practices on Friday at VIR.
The SprintX field for VIR has reached maximum capacity, with 35 cars set for the pair of hourlong races.
Alvaro Parente held off a charging Patrick Long to win the lone PWC race at Long Beach, which was interrupted by an exploded fire hydrant a block away from the racetrack.
Marco Seefried will return to Magnus Racing to contest the majority of the SprintX races alongside John Potter this year.
Patrick Long and Wright Motorsports won on Sunday at the Floridian street circuit.
Andrew Aquilante overcame a challenge from Lawson Aschenbach on the start to take his second GTS victory of the weekend.
Alvaro Parente began his 2017 PWC campaign with a dominant victory on the streets of St. Petersburg.
Andrew Aquilante won the first PWC race of 2017 on the streets of St. Petersburg after passing pole sitter Lawson Aschenbach for the lead.
The Nos. 43 and 93 Acura NSX GT3 cars of RealTime Racing will sport the team's signature blue, white and orange colors.