Originally Posted by ProfessorDave

While I can't imagine the next major revision of the Z won't include a different engine, it is always possible (although maybe not probable?) that it could still be a 370Z. Linking the model name with the engine would make it tough, unlike car models that don't (for example, the new Mazda3 looks very different from the first line 2004-2009, but is still badged as a Mazda3).