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COMP Cams Rocker Arm Adjusting Screw For 1

SKU: CCA1321S-1

Rocker Arm Screws

CCA Hardware Kits...

COMP Cams Rocker Arm Adjusting Screw For 1

SKU: CCA1321S-1

Rocker Arm Screws

CCA Hardware Kits...

A$49.83
Available from MFR. In stock at 2 locations (more than 10 available)

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Description

Rocker Arm Adjuster - 7/16-20 in Thread - 5/16 Ball - Steel - Each

RockerArm Adjt Screw

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.

Additional Information

This adjuster screw replaces the screw that comes with our 1621 and 1622 shaft-mount rocker systems for Chrysler 273-360 and 383-440.

Part Type

Engine Rocker Arm Adjusting Screw

Product Overview

273, 360, 318, AMC, Dodge, Mopar, Plymouth, Dart, Road Runner, Charger, Challenger, 383, 400, 440, 426, HEMI, 426 Wedge, 426 HEMI, RB, B, HEMI, 392, Chrysler, LA

Data: v4.2 - Upd: 2026-11-09 15:35:05

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Amazon ASIN:B00062Z8VI
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?:Yes
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:Yes, but must be a race/competition only vehicle.
C.A.R.B. Exemption Reason:No impact on pollution output of vehicle.
Description:Replacement Screw for 1621/1622 Chrysler 273-360; 383-440 Shaft Mount Rocker Kit
Engine Family:Chrysler V8 273-360 and 383-440
Part Number:cca1321S-1
Rocker Arm Series:Ultra Pro Magnum
Rocker Stud Diameter:Shaft
Title:Replacement Screw for 1621/1622 Chrysler 273-360; 383-440 Shaft Mount Rocker Kit

Product Downloads

# Document Type Download
1. Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 19:01:32

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca1321S-1
SFX Item ID 4118913
Accounting SKU cca-1321S-1
Manufacturer SKU 1321S-1
Manufacturer UPC 036584002390
Alternative References 1321S-1, CCA-1321S-1, COM1321S-1

Rocker Arm Adjusting Screw, Roller Rockers, Replacement for CCA-1321, Each

These COMP Cams shaft-type rocker arm adjusting screws are precision-machined from premium billet steel material and selectively heat-treated to provide maximum strength. They're extremely lightweight and are drilled for oiling, depending on your application. Whether you're rebuilding your engine or keeping up scheduled maintenance, COMP Cams shaft-type rocker arm adjusting screws will keep your valvetrain operating smoothly.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number1321S-1
Part TypeRocker Arm Screws
Product LineCOMP Cams Shaft-Type Rocker Arm Adjusting Screws
UPC036584002390
Rocker Arm Screw MaterialBillet steel
Rocker Arm Screw FinishBlack oxide
Rocker Arm Screw Thread Size (in.)7/16 in. x 20
Rocker Arm Ball/Cap Diameter (in.)5/16 in. ball
Rocker Arm Screw Locknut IncludedNo
QuantitySold individually.

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