Ian Bell helped guide Warwickshire to a second innings declaration at 470-7 to enhance his prospects of retaining his England place.
Bell and team mate Jonathan Trott are odds-on to feature for England in the fifth npower Ashes Test at the Oval after their 2nd innings centuries forced a draw which saw Nottinghamshire move to second place in LV County Championship Divison One, albeit 28 points behind Durham.
Needing 302 runs from 42 overs to win, the teams agreed a draw with Nottinghamshire on 71-1 with Matt Wood (39) and Mark Wagh (28) unbeaten.
Scott Newman went lbw to Boyd Rankin for a duck but all eyes had been firmly fixed on Bell who reached 126 before Andre Adams had him lbw.
Adams returned second innings figures of 4-86 and had Tahir and Troughton caught behind by Chris Read.
Nottinghamshire begin against Hampshire at Trent Bridge on Wednesday.