Complex sentence: The design of the trail blazer is an old model "B" frame with a solid fiberglass shroud around the three horsepower engine with the words "Trail Blazer" painted on the sides.
Split into simpler sentences: The design of the trail blazer is an old model "B" frame with a solid fiberglass shroud around the three horsepower engine. With the words "Trail Blazer" painted on the sides.