• ArgentRaven@lemmy.world
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    4 days ago

    Old cars could actually have their stuff adjusted, though. You’d have to tinker with the carburator if the weather was significantly colder/hotter, etc. to get it to run properly.

    Even cars in the 90s started getting too complex - electronic fuel injection, variable valve timing, and more. There’s no need to adjust the valves because the computer does it, and better than you could.

    • TwentySeven@lemmy.world
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      4 days ago

      I wouldn’t say the computer adjusts the valves, variable valve timing serves a completely different function than an old fashioned valve adjustment.

      It’s true that most lifters are hydraulic nowadays, and self-adjust by filling with oil. So your point still stands, it’s just mechanical, not computer controlled.

      My 2017 Honda V6 does require valve adjustments, but I doubt many people actually do it themselves though. And most people probably don’t have it done at all.

      (I’m a hobbyist, not a mechanic, so anyone feel free to correct me if I’m wrong)