Part # 4781-1SKU COM4781-1
Universal fit
| Brand | COMP Cams |
|---|---|
| Part type | Engine Valve Spring Seat |
| Amazon ASIN | B001G8NAR0 |
| 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. |
| Inside Diameter | .570" in |
| Locator Inner Diameter | 0.57 in |
| Locator Outer Diameter | 1.55 in |
| Locator Thickness | .060" in |
| Outside Diameter | 1.55 in |
| Spring Inner Diameter | 0.715 in |
| Spring Inside Diameter | .715" in |
| UPC / GTIN | 00036584393191 |
The old standard shims will not hold up to the extreme spring pressures and high RPM in today's race engines. COMP Cams offers a simple but effective solution to this problem. These Valve Spring Locators provide a thin, hardened Steel alloy seat that will not only prot ect the head and shim, but also locate and hold the spring in place. Previously, this part has been available only in a cup form with the retaining portion being on the outside of the part. This required that the head be machined a great deal to accept this cup so COMP now offers an ID locator with the locating shoulder on the inside, as well as the spring cup.
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