| Most frequent drivers: | Anatoly Arutunoff (5), Ken Williams (4), Ed Kelly (3), Dave White (3), George Drolsom (3), Rodd Harrison (3), Dan Moore (3), Peter Gregg (3), Dave Cowart (2), Bill Scott (2), Buddy Lazier (2), Babe Headley (2), Gianpiero Moretti (2), Bill Tempero (2), Don Whittington (2), Cliff Dawson (2), Dennis Aase (2), John Brandt (2), John Wood (2), John Bauer (2), Fred Parkhill (2), Alf Gebhardt (2), Howard Meister (2), Jack Hodgkinson (2), Jim Gradel (2), Michael Oleyar (2), Bill Whittington (2), Gene Forsthofel (2), Ren Tilton (2), Roy Woods (2) |
| Most frequent makes: | Porsche (58), Chevrolet (49), March (20), Datsun (15), BMW (9), Ford (9), Frissbee (7), Lola (7), Lancia (4), Alfa Romeo (2), McKee (2), Mazda (2), Lotus (2), Longhorn (2), Langson (2), Penske (2), Triumph (1) |
| Most frequent chassis: | 911 230 1687 (3), 914 143 0178 (3), 74B-12 (2), 85C-08 (2), 847-01 (2), 832-2 (2), 911 460 0075 (2), 911 560 9121 (2), 911 560 9114 (2), 930 670 0152 (2), PC9B-005 (2), T330-HU2 (2), 914 143 0332 (1) |
| Most frequent championships: | IMSA (5), IMSA GTU (3), Trans-Am (2), IMSA GTO (2), IMSA GT (2), CAT (2) |