Their kit allows almost 3 inches of adjustment of the engine. These adapter plates fit most applications and make installing your LS engine much less of a hassle. Many adapter plates do not allow the transmission to line up with the transmission cross member. This improved design with no-weld brackets are CNC laser cut 1018 steel and features a durable black poWDer coat finish. Adapter plates are made of 1018 steel and include the correct hardware to complete the installation. Allows the engine to move from 1/2 inch rearward (great for oil pan to crossmember clearance) up to 2-1/2 inches forward allowing for a completely custom range of positions. Allows their early three bolt type poly urethane motor mounts (included) to fit LS engines. Early type small block short and wide mount Includes Hi-Performance interlocked Poly Urethane Mounts and hardware. Brothers Trucks LSSK87U Adjustable LS Engine Adapter Kit – Urethane. ATV, UTV, Motorcycle & Marine. Audio & Mobile Electronics. Books, Literature & Videos. Engine & Engine Components. Lifestyle, Clothing & Memorabilia. Oil, Fluids, & Chemicals. Tools & Shop Equipment. Trailer, Towing & Winches.