Car parts explained
Detailed, plain-English guides to every major system in a car — how each part works, what its numbers mean, how it fails, and how to look after it.
🔥 Engine
Inline-4 EngineA controlled-explosion air pumpPiston AssemblyThe part that takes the punchTurbochargerFree energy from exhaust gas
⚙️ Drivetrain
🛑 Brakes
🛞 Suspension & Steering
❄️ Cooling
⚡ Electrical
Lead-Acid Battery160-year-old chemistry that still starts your carAlternatorThe power plant on a belt
💨 Exhaust
⭕ Wheels & Tires