Bicester ran in 10 tries against Bletchley on Saturday as they ran out 66-0 winners at Manor Fields.
Despite matching the visitors in the scrum, Bletchley were never a match for second-placed Bicester, who were in total control throughout.
Bicester scored five tries in each half, with Dave Hampton and Matt Dye both crossing the white line twice, whilst apart from the first try in both halves, Tom Miles converted on the other eight occasions.
Bletchley are rock bottom of Southern Counties North with just one win this season. They play Wallingford on Saturday.