The Z was a road-going percussion instrument. Fugu Z Rises The 240Z wasn't always this loud. In fact, up until February of last year, the Datsun lived its 40-plus years in an unmodified state.

Yet, when it comes to older cars, process can be a huge part of the appeal. Firing up this pristine 1973 Datsun 240Z, part of Nissan's Heritage collection in Nashville, Tennessee, required the ...