SKU: SKU: EDE8557
The Edelbrock #8557 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.
Edelbrock #8557 is a Head Bolt Kit for 1958-76 Ford FE 390-428 with Edelbrock 60059, 60089, 60065, 60069, 60075, & 60079 Performer RPM Cylinder Heads. Complete set of Head Bolts & Washers for a pair of heads.
| Thread Type | Coarse |
| Material | Chromoly |
| Head Drive Type | Hex |
| Finish | Black Oxide |
| Grade Type | Performance |
| Thread Diameter | 0.50 IN |
| Quantity | Kit |
| Length | (10) 4.450 in, (10) 2.875 IN |
| Washers Included | Yes |
California Prop 65 Warning: WARNING: This product can expose you to Chromium, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.