Fits Chevy small and big block engines. These are brand-new OE replacement harmonic balancers. Affordable pricing eliminates the need to clean your old stock balancer. Enhance your balancer by adding the patented balancer covers. Product Features:Fits Pre-89 Big Block Chevy 454 Externally Balanced EnginesNon-SFI ApprovedMade from Nodular Iron and Features a Natural FinishIncludes Degree Markings100% New OEM Replacement Unit
