Hi-Tech Roller Race Timing Set for Chevrolet 396-454 Big Block

• Cast Iron camshaft gear and induction hardened billet steel crank sprocket

• Feature 3 keyway crank sprocket for 4-degree incremental adjustability, 4-degree maximum advance/retard

• Pre-stretched, heat-treated double roller chain with heavy-duty large pin design; chain available separately

• Dynamically balanced and quality checked for run-out tolerances

• Ideal for all street performance and race applications