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COMP Cams Valve Spring For 972-973

SKU: CCA977-1

Valve Springs

CCA Valve Springs...

COMP Cams Valve Spring For 972-973

SKU: CCA977-1

Valve Springs

CCA Valve Springs...

A$42.11
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

COMP Cams Valve Spring For 972-973

Dual Valve Springs from COMP Cams are manufactured from Super Clean wire and subject to extensive quality control testing to deliver a valve spring assembly with superior strength, durability and valve train stability, no matter what the application. The dual spring design creates a stronger valve spring that can easily handle the increased lift found in extreme stress applications. COMP Cams Dual Valve Springs exceed the expectations of today's engine builders and racers.

Additional Information

Dual Valve Spring: 1.460" OD Outer, .700" ID Inner

Part Type

Engine Valve Spring

Additional Application Notes
• Requires Machining On Cylinder Heads~ 50-State Legal 1.460 2 Spring Assembly; Seat Load 155 @ 1.850; 1 pc.;
• 1.460 2 Spring Assembly; Seat Load 155 @ 1.850; 1 pc.;

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-07 21:18:33

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:B00062YHCE
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.
Camshaft Type:Mechanical
Coil Bind Height(in):1.195
Coil Bind Height:1.195
Compatible Retainer:740-1
Compatible Shims:4757
Compatible Spring Cup (O.D. Locator):4704-1
Damper:Yes
Description:Engine Valve Spring
Inner Spring Inside Diameter:0.7
Inside Diameter(in):0.7
Installed Height(in):1.85
Installed Pressure(lbs):155
Number of Springs:2
Open Height(in):1.25
Open Pressure(lbs):419
Outer Spring Inside Diameter:1.06
Outer Spring Outside Diameter:1.46
Outside Diameter(in):1.460
Part Number:cca977-1
Seat Height:1.85
Seat Pressure:155
Spring Rate(lbs/in):441
Spring Rate:441
Spring Type:Double
Title:Engine Valve Spring

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 19:08:05

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca977-1
SFX Item ID 4122766
Accounting SKU cca-977-1
Manufacturer SKU 977-1
Manufacturer UPC 036584271963
Alternative References 977-1, CCA-977-1

Valve Spring, Dual, 1.400 in. Outside Diameter, 441 lbs./in. Rate, 1.195 in. Coil Bind Height, Each

Valve springs are one of the most critical and overlooked components in your engine. They must be matched to your cam in order for the engine to reach its full potential. It does absolutely no good to install a cam that will perform up to 8,000 rpm if you do not have the correct springs. Use the only valve springs that will give the recommended spring pressure with the valve both on the seat and at maximum lift. COMP Cams valve springs are offered in single and dual styles to meet your cam requirements.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number977-1
Part TypeValve Springs
Product LineCOMP Cams Valve Springs
UPC036584271963
Valve Spring StyleStandard
Number of Springs Per ValveDual
Maximum Valve Lift (in.)0.595 in.
Retainers IncludedNo
Outside Diameter of Outer Spring (in.)1.460 in.
Coil Bind Height (in.)1.195 in.
Damper Spring IncludedYes
Spring Rate (lbs/in.)441 lbs./in.
Inside Diameter of Outer Spring (in.)1.060 in.
Inside Diameter of Inner Spring (in.)0.700 in.
Locks IncludedNo
Valve Stem Seals IncludedNo
Valve Springs CoatedNo
RemanufacturedNo
QuantitySold individually.

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