Doug's Full Length Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - Various Applications 11000403 GM A-Body / B-Body /

GM A-Body / B-Body / G-Body / Compact SUV / Truck 1978-2004

1968-1969 Chevrolet C30 Pickup Base CID 396 Naturally Aspirated GAS

1986-1993 GM 4

15/16 in Mounting Hole

500 in H Square Ports

Doug's Full Length Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - Various Applications 11000403 GM A-Body / B-Body /Product Description: Headers Full Length 1. 625 in Primary 3 in Collector Steel Metallic Ceramic Small Block Chevy Various Applications Dougs Headers, the most respected name in the header industry since the 60s, began in 1958 as a small muffler shop in East Los Angeles, California. Every Dougs header comes with all the necessary mounting hardware, collector reducers or connector pipes, premium gaskets and detailed installation instruction sheets. Our