Salt is a Saurus mechanic and the owner of Salt's Saurus Repair Shop. He is always busy. If Hero tries to talk to Salt, he will give him "a scowl that could sink a sub."
He calls everybody "Mac." For example, when Hero walks towards the service area, Salt says: "Watch it, Mac. Customers aren't allowed in the service area."
Salt had won 5 drag races, while everyone else won zero races.