Edelbrock #8556 is a Head Bolt Kit for 1961-79 Pontiac 326-455 Engines with #60575, 60579, 60595, 60599, 61515, 61519, 61525, 61529, 60509, 60569, 60587, & 60589 Edelbrock Cylinder Heads Manufactured before 3/15/02. Not for Stock Heads
The Edelbrock #8556 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.
- Highest Quality Head Bolts
- Cold-Formed
- Heat Treated
- Ensures Molecular Integrity
- Reduced Diameter Bolt Heads
- Hardened/Parallel-Ground Washers Included
- Rated At 170000 psi
- Manufactured By ARP
Application Summary:
| Year |
Make/Model |
| 1975 |
Buick LeSabre |
| 1975 |
Oldsmobile 98 |
| 1975 |
Oldsmobile Custom Cruiser |
| 1975 |
Oldsmobile Delta 88 |
| 1970-1971 |
Pontiac Acadian |
| 1965-1978 |
Pontiac Bonneville |
| 1965-1978 |
Pontiac Catalina |
| 1967-1970 |
Pontiac Executive |
| 1967-1979 |
Pontiac Firebird |
| 1973-1975 |
Pontiac Grand Am |
| 1975-1977 |
Pontiac Grand LeMans |
| 1965-1977 |
Pontiac Grand Prix |
| 1971-1978 |
Pontiac Grand Safari |
| 1971-1975 |
Pontiac Grandville |
| 1965-1973 |
Pontiac GTO |
| 1966-1974 |
Pontiac Laurentian |
| 1976 |
Pontiac Laurentian |
| 1968-1977 |
Pontiac LeMans |
| 1966-1974 |
Pontiac Parisienne |
| 1976 |
Pontiac Parisienne |
| 1965-1966 |
Pontiac Star Chief |
| 1966-1970 |
Pontiac Strato-Chief |
| 1968-1970 |
Pontiac Tempest |