Product details:
Summit Racing SUM-163289: Harmonic Balancer, OEM, Internal, External Balance, Nodular Iron, Natural, Ford, 289, 302, 351W, Set - These Summit OE-style dampers are ideal for those mild street rebuilds that don't require the expense of a high-buck race damper. They feature durable nodular construction with bonded elastomer between the inner and outer rings. They also have engraved timing marks, which means no timing tape!.