Adding power brakes an older muscle car is a common improvement, but not all swaps may go smoothly. A friend bought a used 1966 Chevelle that had been upgraded to power front disc brakes. He soon ...

Catey Hill is the managing editor for MarketWatch Picks. Catey is the author of two personal finance books, “Shoo, Jimmy Choo!” and “The 30-Minute Money Plan for Moms.” She previously held positions ...