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COMP Cams GM 603/604 0.570in Lift 1.077/1.282 OD Beehive Hustler Valve Spring Kit

SKU: CCAH604-16

Valve Springs

CCA Valve Spring Sets...

COMP Cams GM 603/604 0.570in Lift 1.077/1.282 OD Beehive Hustler Valve Spring Kit

SKU: CCAH604-16

Valve Springs

CCA Valve Spring Sets...

A$683.11
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

Valve Spring - Ovate Beehive Spring - 386 lb/in Spring Rate - 1.181 in Coil Bind - 1.077 in / 1.282 in OD - Set of 16

Hstlr BV Sprngs

COMP Cams Hustler Valve Springs are an improved version of the popular GM LS6 "blue" valve spring. They are based on popular GM part #12499224 and #12565313 LS6 springs but with 4% higher seat and open loads for better dynamic control, as well as an extra .020" of lift capability. They are an excellent performance upgrade in GM 603/604 and CT525 LS crate Race Applications with tight rules packages.

Additional Information

Visually identical to the blue LS6 springs, Hustler Beehive Springs add 4% higher load than stock for better valve control over stock. This spring delivers an advantage in circle track racing for those willing to bend the rules.

Part Type

Engine Valve Spring Kit

Product Overview

Visually identical to the blue LS6 springs, Hustler Beehive Springs add 4% higher load than stock for better valve control over stock. This spring delivers an advantage in circle track racing for those willing to bend the rules.

Data: v4.2 - Upd: 2026-11-07 21:15:00

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

Bottom Inside Diameter:0.86
Bottom Outside Diameter:1.282
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.
Coil Bind Height:1.181
Compatible Chromemoly Steel Retainer:774-1
Compatible Shims:4753
Compatible Spring Seat / Seals:528-KIT
Compatible Titanium Retainer:722-1
Compatible Tool Steel Retainer:1772-1
Damper:No
Description:COMP Cams GM 603/604 0.570in Lift 1.077/1.282 OD Beehive Hustler Valve Spring Kit
Installed Height:1.8
Number of Springs:1
Open Load:304
Part Number:ccaH604-16
Seat Pressure:92
Spring Rate:386
Spring Style:Beehive
Title:Beehive Hustler Springs for GM 604/CT525 LS Crate Engine
Top Inside Diameter:0.655
Top Outside Diameter:1.077
Valve Spring Series:Performance Street

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 19:12:39

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU ccaH604-16
SFX Item ID 4124907
Accounting SKU cca-H604-16
Manufacturer SKU H604-16
Manufacturer UPC 00036584409465
Alternative References CCA-H604-16, COMH604-16, H604-16

Valve Springs, Hustler, Beehive, Single, 1.077 in./1.282 in. O.D., 386 lbs./in. Rate, 1.181 in. Coil Bind Height, Set of 16

COMP Cams Hustler valve springs are excellent performance upgrades in GM 603/604 and CT525 LS crate race applications with tight rules packages. These improved versions of the popular GM LS6 "blue" valve springs, offer a 4 percent higher seat and open loads for better dynamic control, as well as an extra .020 in. of lift capability over stock. COMP Cams Hustler valve springs are made from high-quality wire in small batch manufacturing processes for durability, and they're even painted blue so they are visually identical to the OEM springs.

Product Attributes
BrandCOMP Cams
Manufacturer's Part NumberH604-16
Part TypeValve Springs
Product LineCOMP Cams Hustler Valve Springs
UPC36584409465
Valve Spring StyleBeehive
Number of Springs Per ValveSingle
Maximum Valve Lift (in.)0.570 in.
Retainers IncludedNo
Outside Diameter of Outer Spring (in.)1.077 in./1.282 in.
Coil Bind Height (in.)1.181 in.
Damper Spring IncludedNo
Spring Rate (lbs./in.)386 lbs./in.
Inside Diameter of Outer Spring (in.)0.655 in./0.860 in.
Locks IncludedNo
Valve Stem Seals IncludedNo
Valve Springs CoatedYes
RemanufacturedNo
QuantitySold as a set of 16.

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