Back in January, we told you about an unfortunate Mercedes-Benz R63 AMG owner who, instead of paying $57,000 to have the engine rebuilt after a head bolt failure, decided to do all the work on his ...

This R63 owner, in the face of a $57,000 repair estimate for his smokey engine, decided to risk it all, and rebuild the engine himself. Well all know how rare the R63 is.

2007 Mercedes R63 AMG. Open Gallery. Who needs this car, really? Premium unleaded is still hovering around $3 a gallon, so a hulking, six-seat luxury MPV running a 6.2-liter, ...