Crumpsall will meet South Manchester Maccabi 2nd in the final of the Tony Cohen Memorial Trophy.
Crumpsall thumped Westdene Reserves 8-2 courtesy of strikes from Uri Steinberg (2), Yossi Saunders, Zev Landsman, Mark Friedman, Gary Freeman and an own goal. Daniel Rose and Jay Rosenthal replied.
Michael Basger and Jacques Sultan steered Maccabi to a 2-0 success of Republic of Mancunia.
In the league, an Alex Hirshman treble eased Leeds JNF J-Uni 18 points clear at the top of the Joan Collins Premier Division following a 3-1 win at Haroldeans.
Mick Kohn (2), Yoel Deal and Sacha Nussenbaum helped Oakhill Lions maul Roy’s Rovers 4-0.