Edelbrock Olds Head Bolt Kit
Edelbrock Olds Head Bolt Kit
Description
Edelbrock Olds Head Bolt Kit
The Edelbrock #8558 bolt kit contain a complete set of the highest quality head bolts and hardened washers available. Cold-formed to ensure molecular integrity and heat treated prior to thread rolling and machining. Reduced diameter bolt heads eliminate the need for valve train removal to facilitate cylinder head re-torqueing. Hardened and parallel-ground washers are included. Rated at 170,000 p.s.i.
Additional Information
OLDSMOBILE HEAD BOLT KIT
Application Summary
Oldsmobile:-:400 (6.6L)-455 (7.5L)
Part Type
Engine Cylinder Head Bolt Set
| Additional Application Notes | |
|---|---|
| • Incl. Washers; For Use w/Cylinder Head PN[60519] | |
| • Incl. Washers; For Use w/Cylinder Head PN[60519] Incl. Washers For Use w/Cylinder Head PN[60519] | |
| • Incl. Washers For Use w/Cylinder Head PN[60519] | |
These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 00:21:23
Features
- Manufactured By ARP
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Product Details
| Description: | Cylinder Head Bolt Kit |
| Engine Make/Size: | Olds 307-455 |
| Finish: | Black Oxide |
| Grade Type: | Performance |
| Head Drive Type: | Hex |
| Length: | (16) 4.180 in, (4) 3.060 |
| Material: | Chromoly |
| Part Number: | ede8558 |
| Quantity: | Kit |
| Thread Diameter: | 0.4375 |
| Thread Type: | Coarse |
| Washers Included: | Yes |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Edelbrock |
| StreetFX SKU | ede8558 |
| SFX Item ID | 4236412 |
| Accounting SKU | ede-8558 |
| Manufacturer SKU | 8558 |
| Manufacturer UPC | 85347085583 |
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