They feature a 9/16 hex head meaning you only need one wrench to tighten the stop and these retainers
Patriot Exhaust H8062-1 2" Header Chevrolet Camaro Big Block Chevrolet 67-69 Metallic Ceramic Coating
1957-1986 Chevrolet Corvette
lightweight but durable suede construction
Features:8" DiameterAbsolutely the most accurate way to trigger the ignition
Racing Power Alum Finned PCV Breather Polished 916014 They feature a 9/16 hexProduct Description: Breather Nostalgic Push In Oval 1 1 4 in Hole PCV Valve Aluminum Polished Finned Sold Individually Started in 1995 and specializing in both aftermarket and OEM markets, the Racing Power Company offers more than 4,800 different parts, including valve covers, dress up kits, air cleaner assemblies, crankshaft pulleys, breathers, light assemblies, and more.