| Port ID | 1.7" |
|---|---|
| Air Injection | 0 |
| Primaries | 1.87" |
| O2 Bung | 0 |
| MPN | 10-1305-12 |
| Material | Stainless |
| Flange Thickness | .40" |
| Weight | 74lbs |
| Brand | OBX |
| EGR | 0 |
| Main Piping Size | 4.0" |
| Length | 46 |
| Connection Type | Bolt On |
| Wall Gauge | 1.5MM |
| Port Shape | Round |
| Sub Category | Long Tube Header |
| Collector | 4.0" |
| Outlet | 4.0" |
| Height | 20 |
| Finish | Mirror Polished |
| Width | 20 |
| Header Style | Full length |
Check the listing for details. OBX Stainless 65-82 Corvette Block Long Tube Manifold 396 402 427 454 Side Pipes. Width: 20, Condition: New. Listed at 879.77 USD. OBX Stainless 1965-1982 Corvette Big Block Long Tube Manifold/Header for 396 402 427 454 Side Pipes, 4pcs. OBX Stainless 1965-1982 Corvette Big Block Long Tube Manifold/Header for 396 402 427 454 Side Pipes 4pcs.