GM Powertrain announced today it will deliver a 3.6-liter V-6 gasoline engine with direct injection and variable valve timing (VVT) technologies in the 2008 model year. A vehicle application will be ...

1 Mar 2014, 18:20 UTC · By: Gabriel Brindusescu // Assuming that you put the half bearing plates in their position and the crankshaft over them, you now have to put the other halves on and screw in ...

Normally, you don’t have to maintenance the camshafts or valves in a Toyota VVTi engine's lifetime, as they are built to last for a long period. However, if something goes wrong and you need to do it, ...

Hidden mechanical risks: On some engines, a VVT solenoid trouble code may actually indicate rocker arm or camshaft wear, not just an electrical fault. Common failure signs: Symptoms include check ...

When it comes to eight-cylinder gas engines, GM has some twisted engineers who are hard at work in its labs. No, they're not crazy, unless you consider the almost fanatical obsession they have with ...

Hello Paul, I drive a Toyota Wish with a VVTi engine. It has been running well until recently when it started reducing engine power or hesitating. A computer diagnosis reported it. Can the VVTi ...

Hello Francis, to resolve the VVTi problem, you may need to clean the oil sludge or deposit in the VVTi solenoid or replace it with a new one in case that one cannot be repaired. The VVT ...

Eventually this trickled down to GM's incorporation of this technology into the Gen IV 6.2L L92 Escalade motor for the 2007 model year. GM's design placed a cam phaser on the face of the cam, which ...

Harley-Davidson has filed a patent application for a variable valve timing (VVT) V-twin engine, possibly for the Sportster to improve economy and reduce emissions. The iconic American manufacturer has ...

Variable Valve Timing isn’t a new concept in motorcycle engines. The likes of BMW and Yamaha have been using this setup in their motorcycles for a while now. Even Suzuki itself implemented it on the ...

We haven't had any other reports of a failure of the VVTi hubs, but perhaps other readers might tell us of any failures they've had. The outcome you've managed to achieve is a reasonable one.