Most files found on general software sites like FileHippo or Soft112 are typically bundles containing the original arcade ROM and a pre-configured emulator.
If you want a smoother, more authentic experience, consider these common methods used by the retro community: download cadillacs and dinosaurs for pc filehippo
Both are legal and open-source. Download them directly from their official websites, not from third-party hubs like FileHippo. Most files found on general software sites like