COMP Cams · New
COMP Cams Cup Adjuster Screw Ultra Gold
MPN 4660-16 · Store SKU cca4660-16
Supplier stock checked 11/7/2026, 2:56:15 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Ultra ARC Aluminum Series Rocker Arm - Cup Adjuster Screws - Set of 16. The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature an Arced, Recessed, Contoured design delivers an optimal strength-to-weight ratio. Backed by a Lifetime Warranty - buy them once and use them forever. Engineered for applications running up to 700 lbs of open spring pressure. Replacing the set screws that come with our Ultra-Aluminum ARC rockers, these set screws allow you to lock down the adjuster nuts on our Ultra-Aluminum ARC rocker arms. Replacing the set screws that come with our Ultra-Gold ARC rockers, these set screws allow you to lock down the adjuster nuts on our Ultra-Gold ARC rocker arms. Replacement Adjuster Screw Set for Ultra Aluminum ARC Rockers Replacement Adjuster Screw Set for Ultra Gold ARC Rockers
Manufacturer fitment & guides
Check 4660-16 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
