Remflex’s unique flexible graphite material has been proven for more than 30 years
Bolt Center-to-Bolt Center measurement across the 2-3/4" Diameter Port is 5"
Bolt Center-to-Bolt Center measurement across the 2" Diameter Port = 4-11/16"; Chevy - Chevy Truck Dual Port Y-Pipe Connector, 1 Port = 2" Die, 1 Port = 2-3/4" Die, 1 (each)
Remflex exhaust gaskets come in a standard 1/8 inch thickness and are designed to crush 50 percent allowing them to fill any pits or gaps in the flange surface up to 1/16 inch