Patriot Full Length Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - GM A-Body / B-Body / F-Body / X-Body 1964-89 - Pair Gaskets & Seals Deals Designed for 3x2 carburetor application

Designed for 3x2 carburetor application

Internal / External Bypass

00" Bolt Pattern - Black 160-3411A at low everyday prices

1974-1981 Pontiac Catalina

5/8-18 Female Thread

Patriot Full Length Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - GM A-Body / B-Body / F-Body / X-Body 1964-89 - Pair Gaskets & Seals Deals Designed for 3x2 carburetor applicationPatriot Exhaust H8047 1 1 5 8" Full Length Header Chevrolet 67 81 Camaro 64 77 Chevelle Malibu 70 77 Monte Carlo 65 89 Passenger Car Wagon 265 400 Chevrolet Engine Metallic Ceramic Coating. Patriot offers headers for many applications at prices you can afford. Durable 18 gauge tubing Comes complete with gaskets, header bolts and collector reducers. Available in three finishes raw steel for individual customizing, Hi Temp Black coating or Metallic