Automotive/Technical Video 6 months ago VIDEO: More Plastic Underhood Components On Modern Vehicles? Share Tweet Print Email Andrew Markel,authorView bio Bio Recent Posts Popular Posts VIDEO: Spark Plug Design And Torque SpecsVIDEO: Timing Belts: The Right Tension In The Right Temperature RangeVIDEO: Always Use A New Axle NutVIDEO: What Brake Pad Wear Can Tell You About The HardwareUnderstanding Crankshaft Position Sensors VIDEO: Timing Belts: The Right Tension In The Right Temperature RangeVIDEO: Inspecting Bent Strut RodsUnderstanding Today’s Performance Brake ComponentsVIDEO: Use Coolant Color To Check Service HistoryVIDEO: Serpentine Belts: What Are They Made Of? Andrew Markel discusses his time at NAIAS 2019 and changes he has seen to underhood components, including intake manifolds and oil pans. Sponsored by MAHLE. Video courtesy Underhood Service.