Outstanding service | Free Ground Shipping | No Backorders Ever | 30 Day Return Policy

  • Product Image 1
  • Product Image 2
  • Product Image 3
  • Product Image 4
  • Product Image 5
1 5

COMP Cams 999-1 - Valve Spring 1.550in H-11 Asse

COMP Cams 999-1 - Valve Spring 1.550in H-11 Asse

COMP Cams | 999-1
SKU: COMP-999-1
$59.99 USD
$65.99 USD $59.99 USD
Sale Sold out
Shipping calculated at checkout.

9 in stock

DISCLAIMER: This Item Is Special Ordered, which may have cancellation or return restrictions. Please see our terms and conditions for more information.

COMP Cams 999-1 - Valve Spring 1.550in H-11 Asse

Engine Valve Spring

Dual Valve Spring: 1.550" OD Outer, .724" ID Inner

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.

Coil Bind Height: 1.09
Compatible .570" Guide Diameter Spring Seat: 4781-1
Compatible .630" Guide Diameter Spring Seat: 4782-1
Compatible Retainer: 732-1
Compatible Shims: 4757
Compatible Spring Cup (O.D. Locator): 4700-1
Damper: Yes
Inner Spring Inside Diameter: 0.712
Number of Springs: 2
Outer Spring Inside Diameter: 1.094
Outer Spring Outside Diameter: 1.551
Seat Height: 1.9
Seat Pressure: 215
Spring Rate: 633
Amazon ASIN: B00062YHME
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. 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 California Certified Vehicles Manufactured Before 1965?: 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. Exemption Reason: No impact on pollution output of vehicle.
C.A.R.B. E.O. Number: N/A
View full details