For those wondering,
Minutes Balls
357 350 TE Bailey (68) England v Australia Brisbane 1958-59
350 236 CJ Tavaré (82) England v Pakistan Lord's 1982
333 229 BA Young (51) New Zealand v South Africa Durban 1994-95
326 SM Gavaskar (51) India v Sri Lanka Colombo (SSC) 1985-86
318 209 Ramiz Raja (62) Pakistan v West Indies Karachi 1986-87
316 CPS Chauhan (61) India v Pakistan Kanpur 1979-80
315 Shoaib Mohammad (53) Pakistan v Zimbabwe Lahore 1993-94
313 DJ McGlew (70) South Africa v Australia Johannesburg 1957-58
312 212 JJ Crowe (120) New Zealand v Sri Lanka Colombo (CCC) 1986-87
310 BA Edgar (55) New Zealand v Australia Wellington 1981-82
310 262 AR Border (75) Australia v West Indies Sydney 1988-89
306 219 CJ Tavaré (78) England v Australia Manchester 1981
304 235 PL Taylor (54*) Australia v Pakistan Karachi 1988-89
302 DN Sardesai (60) India v West Indies Bridgetown 1961-62
301 238 EJ Gray (50) New Zealand v England Nottingham 1986
300 GS Camacho (57) West Indies v England Bridgetown 1967-68
300 KS More (55) India v South Africa Durban 1992-93
As of 2000