CHEVROLET Airflow Research (AFR) Cylinder Heads

Valve Stem Oil Seal, Positive Stop, Viton® Rubber, 8.74mm Stem Diameter, 0.513 in, Guide Diameter, 0.675 in. O.D., Each

Part Number: AFR-6614

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Cylinder Head Fastener, Stud, ARP2000, Black Oxide, 7/16 in. to 3/8 in., Stepped, 4 1/2 in. Long, Black Finish, Chevy, Small Block, Each

Part Number: AFR-6404

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025