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Competition Cams 1827-1
Ultra Pro Magnum XD Roller Rocker w/ 1.75 Ratio for BBC w/ 7/16" Stud; CB, 7/16" Stud/1.75" Ratio, XD Rocker Arm - Single
Competition Cams 1827-16
Ultra Pro Magnum XD Roller Rocker Set w/ 1.75 Ratio for BBC w/ 7/16" Stud; CB, 7/16" Stud/1.75" Ratio, XD Rocker Arms - Set of 16
Competition Cams 1828-1
Ultra Pro Magnum XD Rocker w/ 1.8 Ratio for Chevrolet Big Block w/ 7/16" Stud; 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 1828 rocker features a 1.8 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.
Competition Cams 1828-12
Ultra Pro Magnum XD Rocker Set of 12 w/ 1.8 Ratio for BBC w/ 7/16" Stud; CB, 7/16" Stud/1.8" Ratio, XD Rocker Arms - Set of 12
Competition Cams 1828-16
Ultra Pro Magnum XD Rockers w/ 1.8 Ratio for Chevrolet Big Block w/ 7/16" Stud; 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.
Competition Cams 1828-8
Ultra Pro Magnum XD Rocker Set of 8 w/ 1.8 Ratio for BBC w/ 7/16" Stud; CB, 7/16" Stud/1.8" Ratio, XD Rocker Arms - Set of 8
Competition Cams 1830-1
Ultra Pro Magnum XD Rocker w/ 1.73 Ratio Ford Boss 302, 351C, 429-460 7/16" Stud; 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 1830 rocker features a 1.73 ratio for use with 7/16" stud Ford Boss 302, 351C and 429-460.
Competition Cams 1830-16
Ultra Pro Magnum XD Rockers w/ 1.73 Ratio Ford Boss 302, 351C, 429-460 7/16 Stud; 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 1830 rockers feature a 1.73 ratio for use with 7/16" stud Ford Boss 302, 351C and 429-460.
Competition Cams 1830-8
Ultra Pro Magnum XD Rocker Set of 8 1.73 Ratio Ford Boss 302/351C, 429-460 7/16; Ford, 7/16" Stud/1.73" Ratio, XD Rocker Arms - Set of 8
Competition Cams 1831-1
Ultra Pro Magnum XD Rocker w/ 1.6 Ratio for Ford 289, 302, 351W w/ 3/8" Stud; 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.
Competition Cams 1831-16
Ultra Pro Magnum XD Rocker Set w/ 1.6 Ratio for Ford 289, 302, 351W w/ 3/8" Stud; 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" stud Ford 289, 302 and 351 Windsor.
Competition Cams 1831-8
Ultra Pro Magnum XD Rocker Set of 8 w/ 1.6 Ratio for Ford 289/302/351W 3/8" Stud; Ford, 3/8" Stud/1.6" Ratio, XD Rocker Arms - Set of 8
