Engineering Explained on MSN

Variable valve lift vs variable valve timing - VVL vs VVT

What is VVL? What is VVT? How does VVL/VVT work? What is variable valve lift? What is variable valve timing? We're going to ...
CNET

Variable valve tech and what it does in your car

Brian Cooley is CNET's Editor at large and has been with the brand since 1995. He currently focuses on electrification of vehicles but also follows the big trends in smart home, digital healthcare, 5G ...
Hot Rod

Why Variable Valve Timing? IVC Systems' 1999 Breakthrough Helps to Answer

Every aspect of an engine is a compromise: torque for horsepower, efficiency for emissions, performance for fuel economy, compression for octane tolerance. During the evolution of the internal ...
Motor Authority

Here are the differences between Variable Valve Lift and Variable Valve Timing

Engines are complex bits of machinery. At their core level, yes, it's easy to understand what is happening. Air and fuel enter the engine where they are ignited and combustion occurs resulting in ...
CNET

Hyundai's new Continuously Variable Valve Duration tech boosts both power and efficiency

Cars are Andrew's jam, as is strawberry. After spending years as a regular ol' car fanatic, he started working his way through the echelons of the automotive industry, starting out as social-media ...
Fleet Owner

Jacobs creates 2-step variable valve actuation system to enhance engines

Jacobs Vehicle Systems, a manufacturer of heavy-duty diesel engine retarding systems and valve actuation mechanisms, has launched a new 2-Step Variable Valve Actuation (VVA) system. By enhancing ...
Business Wire

Eaton’s Variable Valve Actuation Technologies Deliver Dramatic Emissions Reductions in Recent Tests

GALESBURG, Mich.--(BUSINESS WIRE)--Intelligent power management company Eaton today announced its Vehicle Group's cylinder deactivation (CDA) and late intake valve closing (LIVC) technologies have ...
Electronic Design

Variable Valve Train Technology Helps Enhance the Gasoline Engine

Valve train improvements are an important part of the continued efficiency advancements of internal combustion engines. Today's electronics allow more precise control and different approaches to valve ...
Car and Driver

Cam-Torque Actuated Variable Valve Timing System

Most modern variable valve-timing (VVT) systems use a cam phaser that rotates the position of each cam­shaft relative to the timing chain. Think of making a record turntable go faster or slower by ...
Business Wire

Eaton Introduces Variable Valve Actuation Technologies to Help Commercial Truck Makers Meet Upcoming China Emissions Regulations

GALESBURG, Mich.--(BUSINESS WIRE)--Power management company Eaton today announced its Vehicle Group has introduced a complete portfolio of variable valve actuation (VVA) technologies to help ...
autoweek

This is the future of variable valve timing

Despite current efforts to revisit light-vehicle fuel economy standards enacted during the Obama administration, there have been no changes to the law, and there might not be for years, as the wheels ...
The Drive

BMW Motorrad Introduces Boxer Engine With ShiftCam Variable Valve Timing

Variable valve timing isn’t necessarily a new idea, but it is new to BMW motorcycles. With a freshly designed 1,254 cc two-cylinder flat engine, VVT is arriving in BMW bikes for the first time with an ...