Cylinder Head Bolt Kit - E-Series - Hex Head - Chromoly - Black Oxide - Big Block Chevy - Kit

Edelbrock Chevy big-block engines E-Series Cylinder Head Bolt Kit

Edelbrock E-Series Cylinder Head Bolt Kit #85512 is a high-quality replacement set of bolts with washers for use with Chevy big-block engines equipped with Performer and Performer RPM aluminum heads. This E-Series bolt kit can be used on all Mark IV and Mark V engine blocks. E-Series bolts have a yield tensile strength of 190,000 PSI for strong and reliable loading with generous filleting throughout to eliminate stress risers. Bolt threads are rolled after heat-treating for superior form and strength, while a small hex head provides extra space for socket clearance in tight situations. E-Series Cylinder Head Bolts have a durable black oxide finish with sealer and come with the distinctive Edelbrock E stamped into the head.

Additional Information

E-Series Head Bolt Kit #85512 is for 1965-90 Big-Block Chevrolet Mark IV and Mark V engines with Edelbrock 50459, 60459, 60479, 60499, 60559, 61459, 61559, 79539, & 79559 Performer & Pereformer RPM Cylinder Heads. Not for stock heads.

Part Type

Engine Cylinder Head Bolt Set

• black-oxide finish with sealer
• Edelbrock E logo stamped on bolt head.
• For Chevy big-block Mark IV and V engines with aluminum heads
• Heat treating with rolled threads for superior form and strength
• Yield tensile strength of 190,000 PSI

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Reference Information

Cylinder Head Bolts, Washers, for EDL Performer/Perf. RPM Heads, Chevy, Mark IV Only, 396, 402, 427, 454, Kit

Edelbrock offers E-Series head bolt kits to install one set of cylinder heads. Each bolt kit includes the necessary bolts and washers for your application. E-Series bolts have a yield tensile strength of 190,000 psi for strong and reliable loading with generous filleting throughout to eliminate stress risers. Bolt threads are rolled after heat-treating for superior form and strength, while a small hex head provides extra space for socket clearance in tight situations. These cylinder head bolts have a durable black oxide finish with sealer and come with the distinctive Edelbrock "E" stamped into the hex head. Order the E-Series head bolt kit designed for your application needs.