| Most frequent drivers: | John Morton (3), Rich Sloma (3), Walt Maas (2), George Dyer (2), Peter Gregg (2), Michael Keyser (2), Dennis Aase (2), John Hotchkis (2), Skeeter McKitterick (2), Bob Bondurant (2), Jackie Stewart (2), Phil Henny (2), Larry Stephens (2), Chuck Phillippi (2), Roger Kraus (2), Peter Weinhold (2), Bill Freeman (2), Jim Cook (2), Gary Tucker (1) |
| Most frequent makes: | Chevrolet (39), Porsche (35), Datsun (9), Lola (8), McLaren (7), BMW (6), Alfa Romeo (5), March (4), Lotus (4), Ford (4), BRM (3) |
| Most frequent chassis: | 911 460 0111 (2), 911 460 9048 (2), M1C-40-06 (2), 911 460 0100 (1), 911 460 0037 (1), 911 460 0016 (1), 911 360 0785 (1), 911 360 0601 (1), 911 230 0921 (1), 906-136 (1), 72/R5 (1), 72/R3 (1), 711-3 (1), 711-2 (1), 701-6 (1), 701-3 (1), 70-01 (1), 511 (1), 49/R11 (1), 473 29 24107 (1), 2275986 (1), 194379S730433 (1), 192-HU24 (1), 192-HU23 (1), 192-HU22 (1), 192-HU19 (1), 190-F1-6 (1), 190-F1-3 (1), 190-F1-1 (1), 124379L505222 (1) |