Edelbrock 85582 E-Series Cylinder Head Bolt Kit:

• Includes (16) 4.180 in. L, (4) 3.060 in. L 7/16-inch diameter head bolts and washers (enough for both heads)
• Oldsmobile 400, 425, and 455 big block V8 engines 1965-1976
• Compatible with Edelbrock 60529, 60515, or 60519 cylinder heads (sold separately)
• Bolt threads rolled after heat-treating for accuracy
• Superior yield strength of 190,000 psi provides reliable loading and accurate torque
• Reduced diameter hex head for socket clearance
• Durable black-oxide finish w/sealer and Edelbrock E-Logo stamped on bolt head