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Competition Cams 1820-16
Ultra Pro Magnum XD Rockers w/ 1.7 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 1820 rockers feature a 1.7 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.
Competition Cams 1801-1
Ultra Pro Magnum XD Rocker w/ 1.5 Ratio for Chevrolet V6 and SBC 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 1801 rocker features a 1.5 ratio for use with 3/8" stud Chevrolet V6 and 265-400 Small Block.
Competition Cams 1801-12
Ultra Pro Magnum XD Rocker Set w/ 1.5 Ratio for Chevrolet V6 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 1801 rockers feature a 1.5 ratio for use with 3/8" stud Chevrolet 200-262 V6.
Competition Cams 1801-16
Ultra Pro Magnum XD Rocker Set w/ 1.5 Ratio for Chevrolet SBC 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 1801 rockers feature a 1.5 ratio for use with 3/8" stud Chevrolet 265-400 Small Block.
Competition Cams 1801-8
Ultra Pro Magnum XD Rocker Set of 8 w/ 1.5 Ratio for Chevrolet w/ 3/8" Stud; Chevy 3/8" Stud/1.5" Ratio, XD Rocker Arms - Set of 8
Competition Cams 1802-1
Ultra Pro Magnum XD Rocker w/ 1.6 Ratio for Chevrolet V6 and SBC 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 1802 rocker features a 1.6 ratio for use with 3/8" stud Chevrolet V6 and 265-400 Small Block.
Competition Cams 1802-16
Ultra Pro Magnum XD Rocker Set w/ 1.6 Ratio for Chevrolet SBC 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 1802 rockers feature a 1.6 ratio for use with 3/8" stud Chevrolet 265-400 Small Block.
Competition Cams 1802-8
Ultra Pro Magnum XD Rocker Set of 8 w/ 1.6 Ratio for Chevrolet w/ 3/8" Stud; Chevrolet, 3/8" Stud/1.6" Ratio, XD Rocker Arms - Set of 8
Competition Cams 1803-1
Ultra Pro Magnum XD Rocker w/ 1.65 Ratio for Chevrolet V6 and SBC 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 1803 rocker features a 1.65 ratio for use with 3/8" stud Chevrolet V6 and 265-400 Small Block.
Competition Cams 1803-16
Ultra Pro Magnum XD Rocker Set w/ 1.65 Ratio for Chevrolet SBC 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 1803 rockers feature a 1.65 ratio for use with 3/8" stud Chevrolet 265-400 Small Block.
Competition Cams 1803-8
Ultra Pro Magnum XD Rocker Set of 8 w/ 1.65 Ratio for Chevrolet w/ 3/8" Stud; Chevrolet, 3/8" Stud/1.65" Ratio, XD Rocker Arms - Set of 8