| Most frequent drivers: | Anatoly Arutunoff (5), Ken Williams (4), Ed Kelly (3), Dan Moore (3), George Drolsom (3), Rodd Harrison (3), Peter Gregg (3), Dave White (3), Dennis Aase (2), Cliff Dawson (2), Gianpiero Moretti (2), Bill Tempero (2), Dave Cowart (2), Bill Scott (2), Don Whittington (2), Buddy Lazier (2), Babe Headley (2), Bill Whittington (2), Jim Gradel (2), Michael Oleyar (2), Howard Meister (2), Jack Hodgkinson (2), John Wood (2), Ren Tilton (2), Gene Forsthofel (2), John Bauer (2), Fred Parkhill (2), Roy Woods (2), Alf Gebhardt (2), Bob Bergstrom (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) |