Description
1956 – 1990 Chevrolet / GMC Truck Heat Riser Gasket
| Bolt Hole Center To Bolt Hole Center | 2.687 IN |
| Bolt Hole Center To Bolt Hole Center | 68.2 mm |
| Bolt Hole Quantity | 3 |
| Gasket Shape | TRIANGULAR |
| Port Inside Diameter | 2.125 IN |
| Port Quantity | 1 |
| Port Shape | Round |
| Thickness | 0.060 IN |
| Thickness | 1.6 mm |
