Silverado 5.3L and 6.2L owners can mitigate costly EcoTec3 valvetrain failure. This consumer advocacy guide breaks down the ...

GM EcoTec3 V8 lifter failures on L84 and L87 engines stem from low oil pressure during Dynamic Fuel Management cycles. This ...

At its most basic level, an engine is an air pump. Internal combustion engines breathe fresh air and expel wasted exhaust gases to make power. Something has to tell those intake and exhaust valves ...

From Street Stock to Winston Cup, the three most important areas for engine performance improvements are cylinder heads, valvetrains, and intake manifolds. In particular, cylinder heads affect most ...

Dave from Dave's Premium Engines isn't afraid to tell it straight. Working through three fifth-generation 6.7L Cummins blocks ...

There's no doubt that the valvetrain is the most complex part of any racing engine. It's also pushed the hardest against some incredible stresses. Nextel Cup teams and some manufacturers are putting ...

Cummins is a trusted name in diesel engines. Its oil-burner motos run everything from Ram HD trucks to buses, generators, and heavy equipment. The 6.7-liter Cummins, in particular, built its name on ...

This installment of Toyota's Engines 101 series takes a closer look at one of the most critical parts of an engine: its valvetrain. The video establishes what parts comprise a valvetrain, looks at ...

The Atco engine also needed an overbore, pistons, one rod, and a new set of heads. I had been spinning that engine past 8,400 rpm routinely with the Novi 2000. With the large blower pulley, the engine ...

SAN ANTONIO -- July 30, 2019 -- Southwest Research Institute recently added an additional single cam rig (SCR) to its considerable array of tribology testing equipment. The rig, which investigates ...