LY2

[Editor’s Note: This LY2 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. […]

The LY2 is a 4.8L iron-block Gen. III engine that was introduced in 2007. It replaced the LR4 as the Vortec 4800. It was available in GM pickups, vans, and SUVs until […]