Chevy BBC 454 Double Roller 9 Keyway Billet Steel Timing Chain Kit (Brs/Brg) With an adjustable vintage plastic

With an adjustable vintage plastic snapback closure

O-ring seal and bolts are included

5" diameter ring gear and the GM 8

4340 chromoly H-beam connecting rods

They feature larger radius stud fillets for extra strength

Chevy BBC 454 Double Roller 9 Keyway Billet Steel Timing Chain Kit (Brs/Brg) With an adjustable vintage plasticSpeedmaster 9 Keyway Double Row Timing Chain Kits are CNC Machined from billet, Engineered for accurate, consistent timing, faster acceleration and top speed performance. Trust Speedmaster to give you timing sets that will deliver accurate, reliable cam timing. Our billet steel true roller timing sets have rugged double row, true roller chains teamed up with billet steel crank and cam sprockets. The crank sprockets have multiple keyways, which allow