Keith Curle is convinced there is more to come from his in-form Northampton side who are now unbeaten in five Sky Bet League Two games after a 2-0 win at Crewe.
Crewe should have Tom Lowery available to face Northampton in their Sky Bet League Two clash on Saturday.
Crewe have no fresh injury problems as they look to go eight games unbeaten in Saturday's Sky Bet League Two match against Exeter.
Paul Scholes insisted his Oldham team need to learn from their mistakes after they conceded a last-gasp equaliser to draw 1-1 at home to Crewe in League Two.
David Artell branded Carlisle's Jamie Devitt 'a coward' after the attacker lashed out with his boot to earn a red at Crewe.
Crewe boss David Artell is set to keep faith in goalkeeper Ben Garratt for Tuesday's clash with Carlisle.