ATI Crank Hub & Inner Shell Steel - BBC w/1/4 Keyway Helmet Rear Wing Kit Soft and Supple Knit Fabric

Soft and Supple Knit Fabric Offers Superior Moisture Wicking Properties and Dries Quickly

Featuring a seamless

1 Approved head & neck restraint system and it is manufactured of high quality composite and carbon fiber in the USA

Outside box dimensions 16-1/8" x 9-5/8" x 10-7/8" tall

Coil Spring Spacer

ATI Crank Hub & Inner Shell Steel - BBC w/1/4 Keyway Helmet Rear Wing Kit Soft and Supple Knit FabricProduct Description: Harmonic Balancer Hub Inner Shell Steel Black Oxide ATI Balancers Big Block Chevy Sold Individually ATI Performance Products is a company founded on innovation, precision and service. ATI harmonic Super Dampers add horsepower and torque to race, street and truck engines. ATI Performance Products is the creation of over 40 years of Transmission and performance component manufacturing and racing experience.