This is a crank pulley spacer kit used with dampers with a length of 3.00" . This spacer is intended for 1963-1969 289/302/351W engines with a 3 bolt pulley.
Features:
- 3 options for multiple SBF applications
About Holley

Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.
