Longwarry overcame a scare from seventh-placed Poowong to record victory in the Ellinbank District under 18s.
The top seven in the competition all boast a percentage over 100, with the Magpies taking it up to their second ranked opponents to lead throughout the first half.
Four goals to three after half time saw the Crows steady and win 7-13 (55) to 7-5 (47).
Van Wilson, Hamish Colvin, Ryder Comben, Seth Hudson, Ethan Seskis and Ruben Fox helped the Crows to victory.
Keeping Poowong in the contest were Jett Blackwood, Lachie Moriarty, Aaron Damon, Josh Hall, Hayden Hessels and Bryce Broadmore.
OTHER games saw some big margins as sides in the top four further consolidated, Neerim-Neerim South comfortably accounting for Trafalgar.
The Cats kicked away after taking a narrow one-point lead into the first change, adding 11 goals to three to run away with it 14-12 (96) to 6-5 (41).
Dylan Strating steered through eight goals with Blair Loft, Jett Muir, Daniel Christian, Jordan Franz and Blake Macdonald also prominent.
The Bloods were best served by Lachlan Gringhuis, Louis Hennessy, Brodie Gauci, Zak Larkin, Hudson Grujic and Ethan Davidson.
ELLINBANK controlled the contest from the outset in a big win over Nilma-Darnum, 20-11 (131) to 2-1 (13).
Tarynt Davidson, Bailey Helps, Hugh Cunningham, Joel Armstrong, Ayden Clarke and Ashley Debenham led the way for the home side.
The better players for the Bombers were Blake Lyon, Albert McAuley, Kade Rossborough, James Demicoli, Archie Price and Miller Ireland.
BULN BULN kept Bunyip goalless, scoring 25-21 (171) to 0-1 (1).
Flynn Bravington kicked five goals with Jake Vaughan, James Clifton, John Stuckey, Charlie Lindau and Bailen Lewien also leading the charge.
Bunyip's best were Ethan Cooke, Kade Poole, Noah Pintaudi, James O'Hara, Heath Sheppard and Dean Schultz.