COMP Cams · New
COMP Cams Rocker Arm Adjusting Screw For 1
MPN 1321S-1 · Store SKU cca1321S-1
Supplier stock checked 11/8/2026, 3:12:27 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
Made from SAE 8620 chromemoly Steel - Rocker bodies are heat-treated to obtain maximum strength and stiffness - Unique oil system lubricates all critical parts for long lasting service. - Big Block Chrysler system (part #1321-16) includes a special adjuster which allows the use of conventional ball ended pushrods. This adjuster screw replaces the screw that comes with our 1621 and 1622 shaft-mount rocker systems for Chrysler 273-360 and 383-440. Replacement Screw for 1621/1622 Chrysler 273-360, 383-440 Shaft Mount Rocker Kit Replacement Screw for 1621/1622 Chrysler 273-360; 383-440 Shaft Mount Rocker Kit
Manufacturer fitment & guides
Check 1321S-1 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y