Kevin Donovan gave the Reserves the lead after 8 minutes before Izzy Rankin added a second front the spot on the half hour.
Two second half goals from Michael Mrown gave the Lillywhites a share of the points.
Two second half goals from Michael Mrown gave the Lillywhites a share of the points.
Alcock a trialist from Stoke played in goal for the Reds.