Performance cylinder head rebuilding for import & domestic heads. Dedicated to precision craftsmanship & performance. High performance head porting, polishing, rebuilding... Louthan Competition offers professional head rebuilding and custom cylinder head polishing, porting and more to achieve maximum flow and performance from your heads...

Main Site Index for the GILBERT CHEVROLET web site. Gilbert Chevrolet is one of the United States largest supplier of GMPP crate engines as well as being one of the only suppliers of custom in-house built crate engines in the nation with our own Race Shop.

We are a Chevrolet Dealer that is currently one of the top ranked distributors in the USA in sales volume of GM Performance Parts and Aftermarket Performance Parts! We have many exclusives you can't get anywhere else! If it's performance you want, you have come to the right place!