COMP Cams · New
COMP Cams Rockers CS 1.65 7/16in Ultra Pro
MPN 1806-12 · Store SKU cca1806-12
Supplier stock checked 11/7/2026, 11:38:30 AM UTC. Adding a part does not reserve it.
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Product details
The Ultra Pro Magnumâ„¢ XD Rocker Arms are engineered from durable 8650 Steel that outlasts and outperforms other inferior knock-off and import Rockers. A unique machined billet Pushrod seat insert offers exceptional durability. These new Stud mount Rockers are fully rebuildable and use precision-sorted needle bearings and hardened Roller tips to better distribute the load and reduce wear for a longer service life. In addition, they work with most diameter springs and retainers. The XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI optimization for endurance, drag and circle track Applications. 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 1806 rockers feature a 1.65 ratio for use with 7/16" stud Chevrolet 200-262 V6. Ultra Pro Magnum XD Rocker Set w/ 1.65 Ratio for Chevrolet V6 w/ 7/16" Stud
Manufacturer fitment & guides
Check 1806-12 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
