Manders won the time-honoured Laurie Matthews Speedcars Classic from Ryan Condren, Todd Waddell, Neville Lance and Travis White.
The margin between first and second at the end of 20 laps was 2.323 seconds.
One of the heart breaks of the race belonged to Travis White who started on pole and was leading for much of the race until he was spun round.
Saturday night results:
Heat 4: 1st Neville Lance, 2nd Chris Griffiths, 3rd Jason Tremeer, 4th Ryan Condren, 5th Chris Telenta, 6th Travis White.
Heat 5: 1st Lee Redmond, 2nd Kaiden Manders, 3rd Todd Waddell, 4th Paul Robinson, 5th Steven Henderson. DNS: Glen Mears.
Final: 1st Kaiden Manders, 2nd Ryan Condren, 3rd Todd Waddell, 4th Neville Lance, 5th Travis White, 6th Chris Telenta, 7th Chris Griffiths, 8th Jason Tremeer. DNF: Lee Redmond and Paul Robinson. DNS: Glen Mears and Steven Henderson.