Here are the pros & cons of altering the intake manifold on a 5.7 HEMI

Looking to wring out a bit more power from your Chrysler engine? Here are the pros and cons of altering the intake manifold ...
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 ...
JSTOR Daily

Numerical Optimization of a Racing Engine with Variable Intake and Exhaust Geometry and Valve Actuation

SAE Transactions, Vol. 105, Section 3: JOURNAL OF ENGINES (1996), pp. 2490-2497 (8 pages) This paper presents a numerical study on a racing engine with variable intake and exhaust geometry and valve ...
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 ...
GM Authority

GM Gen. 5 Small Block Deep Dive Part II: The LT1 Valvetrain, Intake, Exhaust And Cylinder Heads

For Part I, covering the new combustion system, direct injection, and active fuel management: click here. For Part III, covering the block, crankshaft and lubrication systems: click here. Continuing ...
GIGAZINE

World's first 'Intelligent Valve Actuation' to completely control engine valves with digital technology is developed

The 'Intelligent Valve Actuation ( IVA)' system that operates the intake and exhaust valves that are arguably installed in gasoline and diesel engines with only the power of an electric motor is a ...
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 ...
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 ...
autoevolution

Variable Valve Timing Helps Chevrolets Breathe Better

Getting air in and exhaust gases out of the combustion chamber under all speeds and driving conditions is essential for a car’s fuel efficiency and low emissions. That’s why virtually all Chevrolet ...
Cars

Engine Deep Dive: Toyota Tacoma's Atkinson-Cycle V-6

In the world of upgraded and redesigned pickup trucks, new vehicles normally do not get a new powertrain at the same time. This was not the case with the redesigned-for-2016 Toyota Tacoma; it received ...
Motor Trend

Shop Class: How Cam Shafts Work

Everybody kind of knows what it is and has a picture in their mind of what a camshaft looks like, but maybe not a full understanding of what it really does or the technological advances that ...