<Eng-sub>Maximizing Engine Performance! How Spark Plugs Work and the Importance of Replacing Them
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24:28
<ENG-sub>Piston Rings_ How they work
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26:02
<ENG-sub> Lock-up Torque Converter_ How it works
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8:07
7 Worst Cars to AVOID in 2025 – Consumer Reports WARNING!
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12:33
WHY People Don't BUY ELECTRIC CARS
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20:00
スパークプラグの熱価と構造を分かりやすく解説!
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14:05
【偽物】ネットで偽物部品が横行している問題 と 部品の個体差(バラツキ)の考え方【ゆる談/GS-RADIO】
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11:21
#プラグ ヤフオクなどで売られている強化プラグとやらのテスト。
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28:14