COMP Cams Rocker CB 1.8 7/16in Ultra Pro - 1828-16

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1828 rockers feature a 1.8 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.
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