Reply To: Training in SCY and racing in LCM Home › Forums › General USRPT Topics › Training in SCY and racing in LCM › Reply To: Training in SCY and racing in LCM June 6, 2015 at 9:10 am #2690 dmueckeParticipant Look at the current world records SCM and LCM. Even the best swimmers are slower in 50m pool. Consider the factor in your race prediction. I personally use 1.035.