Justin Edinburgh’s men enter the weekends tie on the back of a mid-week league win at FC Halifax Town after the side overcame Bognor Regis Town in the Second Round.
Dover welcome the O’s having knocked out Marine FC 4-3 in the Second Round thanks to goals from Manny Parry, Ryan Bird, Mitchell Pinnock and Mitch Brundle.
In the league, Chris Kinnear’s side sit in sixth position with 51 points from 31 games and have only lost one of their previous nine fixtures, that loss came against Aldershot Town at the start of January.
The Whites made the trip to the Matchroom Stadium mid-November last year when Craig Clay cancelled out a first half Nortei Nortey strike.
In the event of a draw, there will be a replay held on Tuesday, February 6 at the Matchroom Stadium.
If a replay is needed, ticket information announced following the conclusion of Saturdays fixture.
New signing James Brophy will be available for selection this weekend, the midfielder started in the last meeting between the two sides and will be hoping to feature for the first time since signing a permanent deal with the O’s.
Defender Joe Widdowson is also available to play this weekend after serving his two-match ban for being sent off in the FA Trophy tie at Bognor Regis.
However Alex Lawless remains suspended after the midfielder picked up 10 bookings this season.
It was confirmed today that James Dayton is expected to be out for around 12 weeks following a hamstring injury, meaning his season is likely to be over.
IN THE BUILD UP
Assistant head coach Ross Embleton ahead of tomorrow’s encounter – here
Midfielder Ebou Adams previews this weekend’s clash – here
Match report and reaction following the game will appear on leytonorient.com.