the result was astonishing: with an increase in kerb weight of just 25 kg, the engine output was increased by 35 bhp (from 150 to 185 bhp).

How would the previous sentence be correctly capitalized?
Answer: The result was astonishing: with an increase in kerb weight of just 25 kg, the engine output was increased by 35 bhp (from 150 to 185 bhp).
some items do have no cost shipping in a certain area. be sure to consider this.

How would the previous sentence be correctly capitalized?
Answer: Some items do have no cost shipping in a certain area. Be sure to consider this.
enables super speed to increase the speed of flight and escape from enemies.

How would the previous sentence be correctly capitalized?
Answer: Enables super speed to increase the speed of flight and escape from enemies.
how could the same god, who had given his people the ten commandments, including the sixth, which forbids murder, order the indiscriminate extermination of whole nations?

How would the previous sentence be correctly capitalized?
Answer: How could the same God, who had given his people The Ten Commandments, including the Sixth, which forbids murder, order the indiscriminate extermination of whole nations?