Orbital Parts is not a corporate affiliate of Edelbrock Group.
Part # 4740-16
These .015" thick Valve Spring Shims with 1.640" outside diameter and .635" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat treated to stand up to radical Cam lobes. Kits are also available.
| Amazon ASIN | B000CESFPG |
|---|---|
| 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. |
| Inner Diameter | 0.635 in |
| Outer Diameter | 1.64 in |
| Shim Thickness | 0.015 in |
| UPC / GTIN | 00036584391555 |