| Manufacturer & Part # | Description | Note |
| STANT Part # 10231 | Standard Vented Cap (Open or Closed System) - 16 psi (SAE Range 14-18 psi) | 16 psi Pressure Rating |
| STANT Part # 10331 | Safety Release Vented Cap (Open or Closed System) - 16 psi (SAE Range 14-18 psi) | 16 psi Pressure Rating |
| STANT Part # 11331 | Safety Release Vented Cap (Open or Closed System) - 16 psi (SAE Range 14-18 psi) - Card Packaged | 16 psi Pressure Rating |
| GATES Part # 31516 | Safety Release Vented Cap (Open or Closed System) - 16 psi (SAE Range 14-18 psi) | 16 psi Pressure Rating |
| GATES Part # 31523 | Standard Vented Cap (Open or Closed System) - 16 psi (SAE Range 14-18 psi) | 16 psi Pressure Rating |
| ACDELCO Part # RC27 | replaces RC36B (#10409635, 25060216, RC36B) | CAP,RAD FIL |
| MOTORCRAFT Part # RS90 | (#E9DZ8100A, F4TZ8100B, RS80) | All; Regular Type; 16 PSI |
| STANT Part # 18231 | Standard Vented Cap (Racing Open or Closed System) - 16 psi (SAE Range 14-18 psi) | 16 psi Pressure Rating |
| STANT Part # 18331 | Racing Safety Vented Cap (Racing Open or Closed System) - 16 psi (SAE Range 14-18 psi) | 16 psi Pressure Rating |