Pair of 243 cylinder heads from a 2006 Chevrolet Silverado 1500 5.3L L33. These heads were carefully removed from a running and driving vehicle, and have been pressure checked and media blasted, and are in great condition. There are no cracks or broken exhaust manifold bolts. These have no been resurfaced and are still factory finish on the head gasket surface. All threaded holes and mounting points are intact and undamaged. These are sold as bare, and do not include any valves, valve springs, seals, or rocker arms. These are considered by many to be the best factory cathedral port heads ever offered by GM. The images are of the actual items you will receive.
Fits the following models with 5.3L Flex Fuel L33 engine as a direct replacement:
These cylinders heads may also fit other GM Gen III and IV LS 4.8L, 5.3L, 5.7L and 6.0L engines.
These heads are directly interchangeable with 799 casting number heads.
No shipping outside the lower 48 states. No. P.O. Boxes.