Complex sentence: However, the 904's fibreglass body was made by spraying chopped fiberglass into a mold, the amount sprayed often varied in thickness over the shape of the car and as a result the weight of the various cars was somewhat inconsistent, some were heavier than others.
Split into simpler sentences: However, the 904's fibreglass body was made by spraying chopped fiberglass into a mold. The amount sprayed often varied in thickness over the shape of the car and as a result the weight of the various cars was somewhat inconsistent, some were heavier than others.