WORCESTER City hit Sporting Khalsa for six in a battle between two play-off challengers last weekend.
Taylor Townsend scored twice with Kyle Belmonte, Zach Guinan, Hayden Reeves and Kyle Belmonte completing the rout.
Isai Marselia pulled one back for Khalsa with nine minutes left – but both teams remain well-placed.
Darlaston Town lost ground in their play-off bid as they were held at home by Lye Town.
Aaron Bishop opened the scoring after 29 minutes but Joe Palmer levelled for Lye after the break to boost their hopes of moving out of the bottom four.
Coleshill Town have an outside chance of making the play-offs and they collected another win, beating Shepshed Dynamo with goals from Harry Craven and Shaq Leachman-Whittingham.
Boldmere St Michaels beat Bedworth United 2-1 after a second half 11-minute exchange of goals.
Kevin Ngombi put Boldmere ahead with Elliot Parrott levelling three minutes later.
But a Theo Rowe penalty settled the game for Boldmere.
Coventry Sphinx were denied victory at play-off chasing Wellingborough Town in a dramatic finish.
Will Jones put the Northamptonshire side ahead just after the hour mark – but Iddriss Fuseini equalised for Sphinx.
Fuseini then looked to have settled the game when he put Coventry ahead two minutes into stoppage time.
But Jones had the last word by making it 2-2 three minutes later.
