T-Bucket Exhaust Header for Chevy 265-400 Small Block V8 1-5/8"Description These Specialty Long Tube Headers are designed for the Small Block Chevy in the Ford T Bucket. They fit most Small block engines from 265 to 400 cubic inches and will fit Angle plug heads. They are designed to run on the outside of the factory frame rails and are made of high quality T 304 stainless steel with computerized mandrel bends for strength and durability. Features 1 5 8 Primary Tubes 3 1 2 Collectors Maximizing the smoothest high