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Top Pick Edelbrock 85582 Edelbrock E-series Cylinder Head Bolt Kit #85582 For Oldsmobile Big-block Best Choice [TfIjCkDW]

$22.99 $73.99 -69%

Edelbrock E-Series Cylinder Head Bolt Kit #85582 is a high-quality replacement bolt set for big-block Oldsmobile engines equipped with Edelbrock Performer RPM cylinder heads. This bolt kit is required when installing Edelbrock heads on an engine prev

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Edelbrock E-Series Cylinder Head Bolt Kit #85582 is a high-quality replacement bolt set for big-block Oldsmobile engines equipped with Edelbrock Performer RPM cylinder heads. This bolt kit is required when installing Edelbrock heads on an engine previously equipped with cast iron heads. With Edelbrock and other aftermarket aluminum heads, a washer is required which this kit provides along with longer bolts to compensate for the added thickness of the included hardened washers. E-Series bolts have a yield tensile strength of 190,000 PSI for strong and reliable loading. 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.

Specifications:

Description_ABR HeadBoltKit
Description_ASM Oldsmobile:-:307 (5.0L)-403 (6.6L)
Description_ASM Oldsmobile:-:400 (6.6L)-455 (7.5L)
Description_DEF Engine Cylinder Head Bolt Set
Description_DES Edelbrock E-Series Cylinder Head Bolt Kit #85582 for Oldsmobile big-block
Description_EXT Edelbrock #85582 is a Head Bolt Kit for 1965-76 Oldsmobile 400-425-455 Engines with 60529, 60515, 60519 Cylinder Heads. Complete set of Head Bolts & Washers for a pair of heads.
Description_FAB black-oxide finish with sealer
Description_FAB For use with Edelbrock Performer RPM heads on big-block Oldsmobile
Description_FAB Heat treating with rolled threads for superior form and strength
Description_FAB Yield tensile strength of 190,000 PSI for strength
Description_INV Edelbrock Cylinder Head Bolt Kit #85582
Description_LAB Edelbrock E-Series Cylinder Head Bolt Kit #85582 for Oldsmobile big-block
Description_MKT Edelbrock E-Series Cylinder Head Bolt Kit #85582 is a high-quality replacement bolt set for big-block Oldsmobile engines equipped with Edelbrock Performer RPM cylinder heads. This bolt kit is required when installing Edelbrock heads on an engine previously equipped with cast iron heads. With Edelbrock and other aftermarket aluminum heads, a washer is required which this kit provides along with longer bolts to compensate for the added thickness of the included hardened washers. E-Series bolts have a yield tensile strength of 190,000 PSI for strong and reliable loading. 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.
Description_SHP None
Description_TRA Installation is the same as for original equipment cylinder heads. Consult service manual for specific procedures, if necessary.
Description_TRA Start in the center and work out towards the ends. A re-torque is recommended after initial start-up and cool-down (allow 2-3 hours for adequate cooling).
Description_TRA The Edelbrock #8558 is made specifically for Oldsmobile V8
Description_TRA Torque 7/16" head bolts to 85 ft.-lbs. If using 1/2" head bolts (which require drilling out the bolt bosses in the heads), torque bolts to 90 ft.-lbs. Torque head bolts in three even increments
Description_TRA Use alcohol or lacquer thinner on a lint-free rag to clean. Coat threads, washers and underside of bolt heads with motor oil or special lube supplied with head bolt kit for accurate torque readings.
Description_TRA Use Edelbrock head gasket #7340 or equivalent. Be sure that the surface of the block and the surface of the head has been thoroughly cleaned to remove any oily film before installation.
height 3.0
length 7.0
LTL N
weight 4.0
width 5.0

What Our Customers Say

December 27, 2025

Absolutely no complaints!

This is a very good purchase.

- Tamara M..

December 27, 2025

Absolutely no complaints!

It’s flawless. No problems at all.

- Miles F..

December 27, 2025

Absolutely no complaints!

A fantastic value for the money spent.

- Wren V..

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