Defender Winston Reid is likely to feature for West Ham.Reid came on for the injured Matthew Upson at the weekend and could start Tuesday's cup tie. [LNB]Oxford are likely to be without Damian Batt, who has an ankle knock, so manager Chris Wilder is set to call on Ben Purkiss to fill in at right-back. [LNB]Striker Matthew Green, who like Batt limped off against Wycombe on Saturday, is nursing a leg injury and his chances of playing are rated at 50-50. [LNB][LNB] MATCH FACTS Head-to-head[LNB]• This is the 15th competitive meeting of these clubs. West Ham have won eight of the previous matches and Oxford four, with two drawn. [LNB] Have your say on the game • They last met in 1992/93, when both clubs were in the second tier. West Ham won 5-3 at Upton Park, and Oxford won 1-0 at the Manor Ground. [LNB]• Oxford's only away victory over the Hammers was a 1-0 win in February 1987. [LNB]• They have met twice in the League Cup. In 1986 West Ham won a fourth-round tie against the U's, who knocked them out four years later in the third-round stage. [LNB]West Ham[LNB]• West Ham have made it to the third round in each of the last eight years, but have only progressed beyond it once, when they reached the quarter-finals in 2007/08. [LNB]• Chesterfield were the last lower division club to knock West Ham out of the League Cup. They defeated them 2-1 in the third round in 2006. [LNB]Oxford[LNB]• Oxford's recent spell out of the League means they are competing in this competition for the first time in five seasons, and have reached the second round for the first time in seven. [LNB]• Chris Wilder's side were the highest scorers in the first round, thrashing Bristol Rovers 6-1. [LNB]• A defeat for Oxford would be their 50th in the League Cup.