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 1831 rocker features a 1.6 ratio for use with 3/8" stud Ford 289, 302 and 351 Windsor. Catalog User 1
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 1831 rockers feature a 1.6 ratio for use with 3/8"...
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 1802 rocker features a 1.6 ratio for use with 3/8"...