Butler-LS - Cylinder Head Machining & Porting

We are excited you have visited our brand new site. As you can see we are tirelessly building out our new site with performance parts, engines, and assemblies for your LS and GM needs. Check back often for more products and services.

Looking for an LS part and don't see it on the site? Need a rotating assembly, short block kit, or machine work? Our LS team here at Butler is shipping high performance GM/LS engines, kits, and parts all over the world.

Call us at 931-829-2200 today for any LS need.

Butler LS takes cylinder heads seriously. We only partner with top head designers with extensive resources for R&D with proven race performance. Don't just buy a set of heads anywhere, come to the GM LS specialists that can help you pick the right head and customize it for your project. We professionally machine and port cylinder heads for your custom application.