Tingling face: Introduction. The skin sensation of partial numbness or pins and needles or a type of burning, tingling or creeping sensation of the skin, is known as a  paresthesia .
Overesteer . Oversteering is the tendency of a car's rear to slip out in mid-corner, turning front of the car to much in the corner. That is, the car spins out too much. Oversteering is different thing and must not the be confused with Drifting or Power Sliding.
Oversquare and undersquare have been described by others .If your car is heavy in relation to the cubic inches then go for Stroker Undersquare .You need the torque down low .If your car is light then oversquare will make more HP .If you are wanting to hotrod a motor that means more RPM then over square is less likely to blow up .This is why smallblock chev of all generations is popular .Under square gives better fuel economy so life is a trade off .In Great Britian they had a RAE horsepower ...