Orbital Parts is not a corporate affiliate of Edelbrock Group.
Part # 7256-16
Revolutionary Advancement In High Performance Spring Technology.
< table border="1">< tbody>< tr>< td>7256-16</td>< td> Outer Diameter and</td>< td> Inner Diameter and</td>< td> Seat Load</td>< td> Open Load</td>< td> Coil Bind</td>< td> Rate and</td></tr>< tr>< td> Top</td>< td>1.060"</td>< td>.660"</td>< td rowspan="2"> 160 @ 1.900"</td>< td rowspan="2"> 495 @ 1.210"</td>< td rowspan="2">1.165"</td>< td rowspan="2">485</td></tr>< tr>< td> Bottom</td>< td>1.390"</td>< td>.990"</td></tr></tbody></table>
| 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. |
| Coil Bind Height | 1.16 in |
| Compatible .570" Guide Diameter Spring Seats | 4670-16 |
| Compatible Retainer | 788-16 |
| Compatible Shims | 4754 |
| Damper | No |
| Number of Springs | 1 |
| Outer Bottom Spring Inside Diameter | 0.99 in |
| Outer Bottom Spring Outside Diameter | 1.39 in |
| Outer Top Spring Inside Diameter | 0.66 in |
| Outer Top Spring Outside Diameter | 1.06 in |
| Seat Height | 1.9 in |
| Seat Pressure | 160 PSI |
| Spring Rate | 486 |
| Valve Spring Series | Race Sportsman |
| UPC / GTIN | 00036584283218 |