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COMP Cams Adjusting Nut GM LS1 3/8

SKU: CCA4654-1

Rocker Arm Nuts

CCA Adjustable Nuts...

COMP Cams Adjusting Nut GM LS1 3/8

SKU: CCA4654-1

Rocker Arm Nuts

CCA Adjustable Nuts...

A$25.71
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

RockerArm Adjt Screw

GM LS1 3/8 Adjusting Nut

Additional Information

This adjusting nut replaces the adjusting nut that comes with our adjustable Ultra Pro Magnum rocker arms for GM LS1/LS2/LS6 and LS3.

Part Type

Engine Rocker Arm Nut

Product Overview

GM, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, LS1, LS2, LS3, LS4, LS6, LS7, LSA, LS9, Camaro, Silverado, LS Swap, 383, 350, SBC, Chevelle, Yukon, L92, LM7, 325, GMC, Trailblazer, Corvette, GM LS, GEN III, GEN 3, GEN IV, GEN 4, DOD, AFM, VVT, BTR, Texas Speed

Data: v4.2 - Upd: 2026-11-07 21:23:30

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:B002EDX81E
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:Adjusting Nut for GM LS1/LS6/LS3 Ultra Pro Magnum Adjustable Rocker
Part Number:cca4654-1
Stud Diameter:3/8
Title:Adjusting Nut for GM LS1/LS6/LS3 Ultra Pro Magnum Adjustable Rocker

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 19:03:52

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca4654-1
SFX Item ID 4120136
Accounting SKU cca-4654-1
Manufacturer SKU 4654-1
Manufacturer UPC 036584042761
Alternative References 4654-1, CCA-4654-1

Rocker Arm Nut, Polylock, for Pro Magnum Series Rockers In GEN III LS1, LS2, and LS6 Models, Each

COMP Cams rocker arm adjusting nuts are designed for the ultimate in strength and locking force. They are precision-ground for minimum runout and are tapered for extra strength in the locking area. The special alloys in the polylocks ensure a quality and strength not found in any other competitive products.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number4654-1
Part TypeRocker Arm Nuts
Product LineCOMP Cams Rocker Arm Adjusting Nuts
UPC036584042761
Rocker Arm StyleFull roller
Rocker Arm Nut StylePolylock
Rocker Stud Thread Diameter3/8-24 in.
For Use with Stud GirdleNo
QuantitySold individually.
NotesFor use with Pro Magnum series rockers in GEN III LS1, LS2, and LS6 models.

Compatibility

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