Toyota Motor Corp.has issued a recall notice for model year 2006-2008 GS, IS, and LS models that may have foreign material contaminating their engines' valve springs. A total of 138,874 units powered ...

Toyota had just managed to settle the recall waters a little bit last month, when its premium division Lexus debuted a recall for 17,000 HS 250h hybrid vehicles that were suspected of having a fuel ...

For many years camshaft technology was limited not by any lack of knowledge on the part of lobe profilers but by valvespring technology that just wasn't up to stabilizing aggressive lobe designs. But ...

While making our usual rounds of race shops, we came across a problem that plagues many racers and unnecessarily costs them lots of money-and we thought we'd share the solution with you. While ...

We first reported about this issue last week, and now it's official: Toyota Motor Corp. is recalling 138,874 Lexus-badged vehicles powered by its 4.6-liter and 5.0-liter V-8 engines, as well as its ...

Does your engine need a valve adjustment? It depends on the age, condition and brand of vehicle you’re driving. Due to the popularization of roller-follower valve train designs that reduce friction ...