The most members online in one day was 1, 12-31-1969.
18htan, 1960impala283, 1962 btop, 348ShoeBox, 409 Chevy Performance, 409Swap, 4speedman, 58 Apache, 61belair348, 61belairbubbletop, 61BUBBLE348, 62409wagon, 62impala409, 62Impala454, 62sedan, 63z11, 64ss409, Austin Bubbletop, Barry Taylor, bigblockwilly, bignbad60, blown 409, bluescreamer, BlueSwede, Boat, Bobaloo, bobs409, boxerdog, Brian Thompson, BRYAN FUGATE, BSL409, Bugsy, Buzzard II, cheap1, chevy man, chevymusclecars, chevytaylor, Clyde Waldo, cuzineddy, Dan Hunt, DaveFoster, Dewman, Don Jacks, Dond409, DonSSDD, Double Nickel 09, dq409, droptop62ss, FARO72CS, fast67vellen2o, fastfreds, Fathead Racing, feeder82, FI-62, Fiftiesman, Garbageman, GasNOil, GLM409, gwagon, hammerdown, hotrod 409, Impalaguru, Iowa 409 Guy, jdk971, Jhall, Jim409_Pontiac, JimKwiatkowski, jim_ss409, Johan, John1, johnnyrod, jwhotrod, k9hotrodder409, Licensed to kill, LongIsland63SS409, ls1wagon, mac1, mccsixty, mike bell, MileHiSS, models916, mpris, Mr.1961, MrShadowManHisself, Nuts, Old School, oldskydog, PAINTJOHN1, petepedlar, Phil Reed, plumcrazy, posi857, quik9r, real61ss, Red Foreman, rh4414, rholso, ridgy didge, RJHall, rocketmac, rocketman, rodek, rogersimpala, Ron Dingus, Ron P, Ronnie Russell, Roscoe, Ross Racing Engines, Russ348, Rusty Everitt, sam 15, scott hall, skipxt4, star, strangebrew, Swiss Impala, thirtypointer, Tic's60, TimLopataForgeShow, TomO, Toms63SSQB, tripower, W Head, w ogden, walkerheaders, wburge409@gmail.com, Yankeewhite, yellow wagon

The most posters in one day was 1, 12-31-1969.
18htan, 1960impala283, 61belair348, 62409wagon, 62impala409, 64ss409, bobs409, Brian Thompson, cuzineddy, Don Jacks, Double Nickel 09, dq409, Garbageman, GasNOil, Iowa 409 Guy, JimKwiatkowski, jim_ss409, jwhotrod, k9hotrodder409, models916, mpris, Mr.1961, MrShadowManHisself, Nuts, Old School, oldskydog, petepedlar, Phil Reed, plumcrazy, rholso, Ronnie Russell, Ross Racing Engines, Toms63SSQB, W Head, yellow wagon

gs13, d's bell air (53)