Lewis Hamilton's position on an all-time F1 list is under serious threat from Max Verstappen. Who tops the list of F1 grand slams? However, former British racer and two-time F1 world champion Jim Clark's record makes a mockery of both Verstappen and Hamilton. Clark leads the all-time list of F1 grand slams with eight, but he only achieved 25 career race victories in comparison to Hamilton's 105 and Verstappen's 67. READ MORE: F1 world champions: Full list from Farina to four-time King VerstappenREAD MORE: F1 drivers age: How old are Lewis Hamilton, Verstappen, Norris and co?