Ultra Pro Magnum XD Rocker w/ 1.73 Ratio for Chevrolet Big Block w/ 7/16" Stud

these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1823 rocker features a...

COMP Cams Part #: BDQQ_1823-1

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$59.95 $59.95

$59.95

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Ultra Pro Magnum XD Rocker w/ 1.73 Ratio for Chevrolet Big Block w/ 7/16" Stud

these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1823 rocker features a 1.73 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.

BBK

Dyno Racing

Nitro Performance

Top Gear Tuning