Doug's Full Length Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - Various Applications Flange Bearing Includes 1/8" NPT to 3/8"

Includes 1/8" NPT to 3/8" barbed fitting for plumbing of an expansion tank

780" long Hi-Tech 3/8" diameter pushrods handle the requirements of today's all-out race engines

Part Number: 890002

Maximum control over shift points

50 in Bolt Pattern

Doug's Full Length Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - Various Applications Flange Bearing Includes 1/8" NPT to 3/8"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