One of the handy items about LS engines is that they offer a plastic hydraulic guide that positions the lifter over the roller cam. This holder can also trap the lifter in the up position to allow ...

The Cummins 6.7L turbo diesel engine entered its fifth generation in 2019. In addition to improved output of up to 400 horsepower and 1,000 pound-feet of torque, the new engine's valve train featured ...