Baaa i use WD-40 all of the time and have for years, just use it on the cloth and then roll the chain through it as apposed to spraying the chain with it. Honestly my time is worth far more then the cost of a replacement chain after many years of use.

2007 Speedmaster and miss it! 2013 T-Bird Storm and Luvin it! Catching a yellow jacket in your shirt at 70 mph can double your vocabulary