Tech Dept.
Tech Dept.: The Latest on the Airless Tire-and-Wheel ComboWe bushwhack into the experimental-shoe frontier.
Tech Dept.
Faking It: Engine-Sound Enhancement ExplainedHow car manufacturers are giving quiet vehicles raucous engine notes.
Tech Dept.
A Tale of Two Porsche Seven-Speeds: Manual and PDKBox Set: Porsche pops two 911 transaxles out of one clever box of gears.
Tech Dept.
Beltless Blower: Electrifying the SuperchargerThe next M3 may be among the first vehicles to adopt the technology.
Tech Dept.
That Dam Towing Test: New SAE Trailering Standards ExplainedThe new standards ask: Can you climb the Davis Dam grade?
Tech Dept.
Ethanol-Injection Systems ExplainedDriving Under the Influence: Ethanol-injection systems aim to use alcohol responsibly.
Tech Dept.
New C/D Center-of-Gravity-Height and Variable-Slalom TestsBack to the Lab: We're constantly pursuing new methods to unlock performance-related secrets.
Tech Dept.
How Audi Hybrids Could Keep the Wankel Rotary AliveRotary Revival: A second act for Felix Wankel's wundermotor.
Tech Dept.
Tilting Engine Dynamometers ExplainedTilting at pinned mills: Angled rigs stress-test engines for the skidpad and racetrack.
Tech Dept.
Tenneco's Kinetic Suspension, the Anti Anti-Roll BarOffering better handling through hydraulics.
Tech Dept.
The Current Condition and Future Potential of Automotive BatteriesState of Charge: We examine the battery technology that makes hybrids and EVs go.
Tech Dept.
Engine Stop-Start Systems on Nonhybrid VehiclesStop and Go All The Way: A hybrid staple trickles into normal cars with modest initial success.
Tech Dept.
The Next Frontier in Carbon Fiber: Forged CompositeA faster and potentially cheaper way to add lightness.
Tech Dept.
Piezo Fuel Injectors ExplainedThe Tower of Piezo: The smartest injectors you’ll ever meet.
Tech Dept.
Ford RevoKnuckle and GM HiPer Strut ExplainedGM and Ford aim to quell torque steer with a new strut variant.
Tech Dept.
High-Tech Fuel TanksTanks for Not Noticing: Out of sight and mostly out of mind, fuel tanks are rapidly evolving.
Tech Dept.
Continental Evolves the Tire-Pressure SensorHarder-working sensors yield safety and performance benefits.
Tech Dept.
Cam-Torque Actuated Variable Valve Timing SystemCam Phasers, Activate! BorgWarner’s new approach to variable valve timing is cam-torque actuated.
Tech Dept.
How Oranges End Up in Your Tires: Yokohama dB Super E-specOranges aren't just for breakfast anymore.
Tech Dept.
The Physics Of: WheelstandsPerfecting the wheelstand requires walking the fine line between glory and agony.
Tech Dept.
Effects of Upsized Wheels and Tires TestedPlus-Size Models: Testing the performance effects of upsizing wheels and tires.
Tech Dept.
Ferrari 599XX Aerodynamics ExplainedAfter weeks of wind-tunnel tweaking, the 599XX’s body doesn’t much resemble its street-legal counterpart’s.