The most members online in one day was 1, 12-31-1969.
409 Chevy Performance, 409Boy, 4kops, 55p409, 61belairbubbletop, 62Impala454, 62sedan, bakerman94, Bam59, BARRYS770, BB409W, bluescreamer, BobB66SS, bobs409, Bomar, Brian Thompson, Brian64SS, carlalique, cheap1, chevymusclecars, chevytaylor, Dan Hunt, DaveFoster, Dick MacKenzie, dlgroh, Dond409, DonSSDD, dynoray, ElGatoNegro, fathersdaygifts, fatride, Fiftiesman, gabriel-cestaro, Gerry, GLM409, hrlykngt, jarretts409, JimKwiatkowski, John1, johnnyrod, jwhotrod, kevin, larry t, mac1, macpeppers, Mike-Casella, MileHiSS, models916, moes409, MRHP, NASCAR FAN, Nuts, oil4kids, Old School, oldskydog, PAINTJOHN1, Parts, petepedlar, Phil Reed, quik9r, RCE1962, rconnors, real61ss, Rich64SS, Richard/SIA, rod61727, rogersimpala, Ronnie Russell, rstreet, Rubes, Russ348, Rusty Everitt, sim69z28, Skip FIx, Speed, star, starsailing1, Step, Tic's60, TomO, Toms63SSQB, Travis Horton, tripower, valvefloat, walkerheaders, wc chevys, William, wrench, WSSmolick, yellow wagon, z28dan

The most posters in one day was 1, 12-31-1969.
hrlykngt, John1, larry t, macpeppers, models916, MRHP, NASCAR FAN, Nuts, RCE1962, Richard/SIA, rstreet, Speed, starsailing1, Tic's60, valvefloat, William, wrench, WSSmolick, yellow wagon, z28dan

Doug Marion, WINTERTEXAN (61), RedSled (43)