Hays billet steel flywheels are manufactured from certified materials that will not break. They are available for 326-455 Pontiac V8 engines and feature a 166 tooth pattern and are meant for external balance applications. The flywheel is drilled for 10.5" or 11" Borg & Beck, diaphragm and Mark XII style clutches. All flywheels are balanced and are SFI approved.
|Make & Model||Year Range||Application Details|
|Pontiac Bonneville||1961-1973||Internally Balanced|
|Pontiac Catalina||1961-1973||Internally Balanced|
|Pontiac Grand Prix||1961-1973||Internally Balanced|
|Pontiac GTO||1961-1973||Internally Balanced|
|Pontiac LeMans||1961-1973||Internally Balanced|
|Pontiac Tempest||1961-1973||Internally Balanced|