Tuning

Run the engine fuel-lean, that is, use excess air. It is well known that fuel-lean running improves the efficiency. In the old days, under cruising conditions, the engines always ran lean – about 15% excess air this was economical

Here are the ones you’re most likely going to have to replace, according to AA1Car, Champion Parts and Proctor Cars. And if you have a career in Automotive Parts and Service Operations like the one Centennial College can help you get, then parts like these…