Keyway Adjustable Billet Timing Set for .005" Undersized '65-'88 Ford 289-351W

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Induction hardened and precision machined steel billet gears for bulletproof durability in Ford Small Block 1965-88 applications. Featuring 9 keyway crank sprocket for 2-degree incremental adjustability and 8-degree maximum advance/retard, the pre-stretched, heat-treated double roller timing chain with heavy-duty large pin design includes Torrington roller thrust bearing for reduced friction. Ideal for all street performance and race applications.