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COMP Cams Valve Spring 1.550in H-11 Asse

SKU: CCA999-16

Valve Springs

CCA Valve Spring Sets...

COMP Cams Valve Spring 1.550in H-11 Asse

SKU: CCA999-16

Valve Springs

CCA Valve Spring Sets...

A$1,067.89
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

Dual Valve Springs from COMP Cams are manufactured from H11 material and subject to extensive quality control testing to deliver a valve spring assembly with superior strength, durability and valve train stability, no matter 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.

Product Overview

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.

Product Details

Amazon ASIN:B00062Z2BY
C.A.R.B. E.O. Number:N/A
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?:Yes, but must meet tailpipe emission standards for year of vehicle.
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.
California Proposition 65:WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Camshaft Type:Hydraulic
Coil Bind Height(in):1.09
Coil Bind Height:1.09
Compatible .570" Guide Diameter Spring Seats:4781-16
Compatible .630" Guide Diameter Spring Seats:4782-16
Compatible Retainer:732-16
Compatible Shims:4757
Compatible Spring Cup (O.D. Locator):4700-16
Damper:Yes
Description:Engine Valve Spring Kit
Inner Spring Inside Diameter:0.712
Inside Diameter(in):0.724
Installed Height(in):1.875
Installed Pressure(lbs):212
Number of Springs:2
Open Height(in):1.15
Open Pressure(lbs):671
Outer Spring Inside Diameter:1.094
Outer Spring Outside Diameter:1.551
Outside Diameter(in):1.54
Part Number:cca999-16
Position:N/A
Seat Height:1.9
Seat Pressure:215
Spring Rate(lbs/in):633
Spring Rate:633
Spring Type:Double
Title:Engine Valve Spring Kit

Part Type

Engine Valve Spring Kit

Data: v4.2 - Upd: 2026-10-13 17:42:47

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
999-16
Product Attributes - Part Type
Valve Springs
Product Attributes - Product Line
COMP Cams Valve Springs
Product Attributes - UPC
036584280132
Product Attributes - Valve Spring Style
Standard
Product Attributes - Number of Springs Per Valve
Dual
Product Attributes - Maximum Valve Lift (in.)
0.750 in.
Product Attributes - Retainers Included
No
Product Attributes - Outside Diameter of Outer Spring (in.)
1.550 in.
Product Attributes - Coil Bind Height (in.)
1.090 in.
Product Attributes - Damper Spring Included
No
Product Attributes - Spring Rate (lbs./in.)
633 lbs./in.
Product Attributes - Inside Diameter of Outer Spring (in.)
1.114 in.
Product Attributes - Inside Diameter of Inner Spring (in.)
0.724 in.
Product Attributes - Locks Included
No
Product Attributes - Valve Stem Seals Included
No
Product Attributes - Valve Springs Coated
No
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold as a set of 16.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca999-16
SFX Item ID 4122814
Supplier Item Code 4122814
Manufacturer SKU 999-16
Manufacturer UPC 36584280132
Alternative References CPC999-16, 1.550in, H-11

Compatibility

Application Data
  • Installed Height (in.)1.900 in.
    Seat Pressure at Installed Height (lbs.)196 lbs.
    Open Height (in.)(application)1.150
    Open Pressure (lbs.)671 lbs.

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