 McAllister scored a hat-trick in a 3–1 win at home to Bishop's Stortford on 9 November 2002, and this was followed up with a hat-trick in the following match, a 3–0 win away to Braintree Town.He finished 2002–03 with 35 goals from 48 appearances.McAllister's success continued into 2003–04, during which he scored another 28 goals in 55 appearances.