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. This 1823 rocker features a 1.73 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.
- SKU:
- 4390860
- UPC:
- 036584232520
- Shipping:
- $16.75 (Fixed Shipping Cost)
