Does the 2012 Infiniti G37 have a timing belt or chain?

The standard engine that comes in all models of the 2012 INFINITI G37 was a 3.7L V6. There was no other engine option made available for this vehicle. This engine will run on a timing chain system. These chains are expected to last over 300,000 miles which means it should outlive the vehicle itself. They can however fail if some outside force causes damage them through an accident or a bad mechanic making a mistake. If You need to get a replacement they will cost between $110 and $200 for a full kit. The total cost for parts and labor for this job would be between $600 and $1100.