Edelbrock Chevy Big-Block E-Series Cylinder Head Bolt Kit #85512

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. 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.

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

The Edelbrock E-Series Cylinder Head Bolt Kit #85512 is a premium replacement set designed specifically for Chevy big-block engines equipped with Performer and Performer RPM aluminum heads. This comprehensive kit ensures a secure and reliable fit for all Mark IV and Mark V engine blocks, providing the necessary hardware for optimal engine performance. Crafted with high-quality materials, these bolts feature a yield tensile strength of 190,000 PSI, offering exceptional strength and durability under demanding conditions. The bolts are heat-treated with rolled threads to enhance their structural integrity and resist stress risers, ensuring long-lasting performance. Each bolt's small hex head design allows for easier socket access in tight engine compartments, streamlining installation and maintenance. The black oxide finish with sealer adds corrosion resistance and a professional appearance, while the Edelbrock E stamped into the bolt heads signifies quality and authenticity. Whether you're rebuilding or upgrading your engine, these head bolts are an essential component for ensuring your big-block Chevy's heads are securely fastened for reliable power delivery. Designed specifically for use with Edelbrock heads, this kit is not compatible with stock heads, emphasizing its application for performance-oriented builds. The kit includes all necessary bolts and washers to facilitate a straightforward installation process, making it an excellent choice for automotive enthusiasts and professional mechanics alike. Trust Edelbrock’s reputation for quality and performance with this durable, high-strength cylinder head bolt kit that meets the demands of high-performance Chevy big-block engines.

Features:

• Heat treating with rolled threads for superior form and strength

• Designed for Chevy big-block Mark IV and V engines with aluminum heads

• Edelbrock E logo stamped on bolt head for authenticity

• Yield tensile strength of 190,000 PSI for reliable loading

• Black oxide finish with sealer for corrosion resistance