Palmerston North duo Mark Whye and Jacob Cooper (96P) were awarded the coveted Law-Cartmell Memorial Trophy after the two races staged, and Gisborne father-and-son team Toby and Dylan Lardelli (99G) were the runners-up.
Aucklanders Peter Adams and Jason Hira (6A) were third.
Gisborne rider Paul Habib, on (7G), raced well to record a second and a third in the solo bikes.
In the support programme, Seth McKay celebrated his return from winning the 1NZGP title by winning his first race of the night, and finishing second in his next. Blake Dear (37G) was also close to the front-running action with two thirds.
In the streetstocks, Shaun Kingi (75G) won two races from two starts in a strong showing. His main rival was Brent Durston (77G), who had a second and a third.
Tara Whiteman (81G) was the standout youth ministocker with two wins against Cassy Robertson (97G) and Ari Robertson (9G).
Race 1, Heat 1: Tody Lardelli/Dylan Lardelli (99G) 1, Clive Ireland/Chris Symon (56G) 2, Nick Jensen/Callum Innes (22G) 3. Heat 2: Peter Adams/Jason Hira (6A) 1, Kenny Hammill/Daniel Bradley (3NZ) 2. Heat 3: Mark Whye/Jacob Cooper (96P) 1, David Gannon/Daryl Pearce (4K) 2. Race 2, Heat 1: Mark Whye/Jacob Cooper (96P) 1, Clive Ireland/Chris Symon (56G) 2, Craig Boaler/Ann Plummer (27B) 3. Heat 2: Peter Adams/Jason Hira (6A) 1, Nick Jensen/Callum Innes (22G) 2. Heat 3: Toby Lardelli/Dylan Lardelli (99G) 1, David Gannon/Daryl Pearce (4K) 2, Kenny Hammill/Daniel Bradley (3NZ) 3.
Race 1, Heat 1: Jason McKay (18P) 1, Graham Wedlake (7B) 2, Paul Habib (7G) 3. Heat 2: Ryan Daley (3NZ) 1, Billy Graham (15A) 2, Michael Patey (66A) 3. Race 2, Heat 1: Ryan Daley (3NZ) 1, Paul Habib (7G) 2, Michael Patey (66A) 3. Heat 2: Jason McKay (18P) 1, Graham Wedlake (7B) 2, Tony Headrey (62A) 3.
Race 1: Bill Napier/Adrian Orchard (88B) 1, Kent Gilbert/Nick Jensen (18G). Race 2: Kent Gilbert/Nick Jensen (18G) 1, Bill Napier/Adrian Orchard (88B) 2, David Gannon/Daryl Pearce (4K) 3.
Race 1: Blake Gillard (5A) 1, Scott Wilkins (411A) 2, Chris Power (81A) 3. Race 2: Blake Gillard (5A) 1, Scott Wilkins (411A) 2, Chris Power (81A) 3.
Race 1: Seth McKay (48G) 1, Denton Hodgkinson (22B) 2, Blake Dear (37G) 3. Race 2: Denton Hodgkinson (22B) 1, Seth McKay (48G) 2, Blake Dear (37G) 3.
Race 1: Shaun Kingi (75G) 1, Brent Durston (77G) 2, Jared Ingoe (18G) 3. Race 2: Shaun Kingi (75G) 1, Samantha Durston (177G) 2, Brent Durston (77G) 3.
Race 1: Tara Whiteman (81G) 1, Cassy Robertson (97G) 2, Ari Robertson (9G) 3. Race 2: Tara Whiteman (81G) 1, Cassy Robertson (97G) 2, Ari Robertson (9G) 3.