Complex sentence: It was decidedly unusual and the slant eyed look either repelled or attracted people with little middle ground, and this perhaps contributed to the relatively small total production from 1962 to 1966 of 500 cars.
Split into simpler sentences: It was decidedly unusual and the slant eyed look either repelled or attracted people with little middle ground. This perhaps contributed to the relatively small total production from 1962 to 1966 of 500 cars.