04/23/2018
We recently helped a co-worker change the plugs and coils on his FRS. He was strapped for cash at the moment, and we're always down for an adventure. Everything went well, the car went from leaving him stranded randomly to delightfully ripping through gears again.
Check out what it's like to change plugs on a boxer engine where the cylinder heads butt up against the frame.
Spark plugs on the FRS/BRZ/86 twins are a little bit of an adventure. I'll outline how, when, and why to change them. For what it's worth, the manufacturer recommends replacing these every 60,000 miles. Symptoms The car we changed plugs on was suffering severe drivability issues. Likely related to a...