Lol, right on Kireyo!
Ironically: I *do* fix cars. Even swapped my own block. (blown head gasket -> ruined cylinder and everything full of "chocolate milkshake" oil-in-the-coolant, eeewwww)
[jarv: I'm sure you didn't mean it that way. We're just giving you a hard way to go.
]
For the spherical mapping on arbitrary meshes: Yes, depends on the mesh. Some things like heads work better with cylindrical mapping.