XC12YC Vs RC12YC: Which Is The Perfect Spark Plug For Your Vehicle
What is the major difference between xc12yc and rc12yc spark plugs? Well, the critical distinction between these plugs is their design languages. The RC12YC plug appears to be with a gap of 0.035-0.040″, but the XC12YC plug has a design for the required 0.020″ spacing. However, XC12YC and RC12YC are both excellent spark plugs from Champion….