| 5720 | RE10982 | Serial Number 680001 and Above, Fits in 421-172 Manifold |
| 5730 | RE10982 | Fits in RE10981 Manifold |
| 5820 | RE10982 | Serial Number 680001 and Above, Fits in 421-172 Manifold |
| 5830 | RE10982 | Serial Number 680001 and Above, Fits in 421-172 Manifold |
| 6610 | RE10982 | Serial Number 680001 and Above, Fits in 421-172 Manifold |
| 6710 | RE10982 | Serial Number 680001 and Above, Fits in 421-172 Manifold |
| 6810 | RE10982 | Serial Number 680001 and Above, Fits in 421-172 Manifold |
| 6910 | RE10982 | Serial Number 680001 and Above, Fits in 421-172 Manifold |
