Q: I drive a 2008 Camry 6-cylinder 15,000 miles per year. Other then bragging rights, does Tier 1 gasoline provide any other benefits, such as less maintenance cost, longer engine life or increased ...
For Part I, covering the new combustion system, direct injection, and active fuel management: click here. For Part III, covering the block, crankshaft and lubrication systems: click here. Continuing ...