The Motobilt LS / LQ engine mounting bracket plates are CNC cut for precision. Mounting a LS/LQ based engine in a tube chassis, Jeep, hotrod, ratrod or other application is made easier with these mounting plates. The plates are a builder part. You will be required to fabricate mounts to the plates. The brackets are CNC cut from 1/4 inch high strength steel plate. The brackets sell in pairs.