COMP Cams · New
COMP Cams Rocker Arms CB 1.7 7/16 Ultra
MPN 1620-16 · Store SKU cca1620-16
Supplier stock checked 11/7/2026, 6:42:03 AM 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 Pro Magnumâ„¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums but they also take Stud mount Rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases durability. Featuring Oversized trunnions, precision-sorted needle bearings and hardened Roller tips for the ultimate in performance and dependability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues. Chevy V8 396-454 c.i.d. - 7/16" Stud - 1.7 Ratio Investment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia. Unique black oxide exterior finish helps prevent corrosion and increases durability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues. Feature Oversized trunnions, precision-sorted needle bearings and hardened Roller tips. Lifetime Warranty - So strong that we guarantee the Rocker bodies against breakage for life. For use with up to 850 lbs of open spring pressure. These Ultra Pro Magnum rockers are made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.7 ratio, these rockers fit Chevrolet 396-454 with a 7/16" diameter stud. Ultra Pro Magnum Rocker Arm Set w/ 1.7 Ratio for Chevrolet 396-454 w/ 7/16" Stud
Manufacturer fitment & guides
Check 1620-16 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
