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COMP Cams Valve Springs 1.625in CHR/Sil

SKU: CCA991-16

Engine Valve Spring Kit

CCA Valve Spring Sets...

COMP Cams Valve Springs 1.625in CHR/Sil

SKU: CCA991-16

Engine Valve Spring Kit

CCA Valve Spring Sets...

A$468.05
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 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 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:B00062Z2A0
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):1.125
Coil Bind Height:1.125
Compatible .570" Guide Diameter Spring Seats:4774-16
Compatible .630" Guide Diameter Spring Seats:4775-16
Compatible Retainer:733-16
Compatible Shims:4756
Compatible Spring Cup (O.D. Locator):4702-16
Damper:Yes
Description:Engine Valve Spring Kit
Inner Spring Inside Diameter:0.772
Inside Diameter(in):0.783
Installed Height(in):1.95
Installed Pressure(lbs):222
Number of Springs:2
Open Height(in):1.25
Open Pressure(lbs):670
Outer Spring Inside Diameter:1.18
Outer Spring Outside Diameter:1.65
Outside Diameter(in):1.65
Part Number:cca991-16
Position:N/A
Seat Height:1.95
Seat Pressure:214
Spring Rate(lbs/in):640
Spring Rate:640
Spring Type:Double
Title:Engine Valve Spring Kit

Part Type

Engine Valve Spring Kit

Data: v4.2 - Upd: 2026-10-14 07:49:43

Specifications

Amazon ASIN:
B00062Z2A0
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):
1.125
Coil Bind Height:
1.125
Compatible .570" Guide Diameter Spring Seats:
4774-16
Compatible .630" Guide Diameter Spring Seats:
4775-16
Compatible Retainer:
733-16
Compatible Shims:
4756
Compatible Spring Cup (O.D. Locator):
4702-16
Damper:
Yes
Description:
Engine Valve Spring Kit
Inner Spring Inside Diameter:
0.772
Inside Diameter(in):
0.783
Installed Height(in):
1.95
Installed Pressure(lbs):
222
Number of Springs:
2
Open Height(in):
1.25
Open Pressure(lbs):
670
Outer Spring Inside Diameter:
1.18
Outer Spring Outside Diameter:
1.65
Outside Diameter(in):
1.65
Part Number:
cca991-16
Position:
N/A
Seat Height:
1.95
Seat Pressure:
214
Spring Rate(lbs/in):
640
Spring Rate:
640
Spring Type:
Double
Title:
Engine Valve Spring Kit

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca991-16
SFX Item ID 4122802
Supplier Item Code 4122802
Manufacturer SKU 991-16
Manufacturer UPC 36584271543
Alternative References 1.625in

Compatibility

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