Chevy BBC 454 Double Roller 9 Keyway Billet Steel Timing Chain Kit (Brs/Brg) Brand: Procomp Electronics Part Number: PCE264. 1005 Part Type: Timing Chain and Gear Sets Timing Chain Style: Double roller Camshaft Gear Attachment: 3-bolt Maximum Advance/Retard at Camshaft: 4 degree Maximum Advance/Retard at Crankshaft: 8 degree Thrust Bearing Included: Yes Offset Bushings Included: No Gaskets Included: No Bolts/Studs Included: No Cam Sprocket Material: Billet steel Crank Sprocket Material: Billet steel Quantity: Sold as a set. Procomp Electronics 9 Keyway Double Row Timing Chain Kits are CNC Machined from billet, Engineered for accurate, consistent timing, faster acceleration and top-speed performance. Trust Procomp Electronics to give you timing sets that will deliver accurate, reliable cam timing. The crank sprockets have multiple keyways, which allow you to modify your cam timing.
