40 Series Delta Flow Muffler 1979-chevrolet-suburban-esi1557033 545 in - Duration 290

545 in - Duration 290 / 304 - 106 LSA - 3200 / 7000 RPM - Small Block Chevy - Each

50 in Bolt Pattern - Steel - Black Powder Coat - Each

Coil Spring - Conventional - 5 in OD - 11 in Length - 275 lb/in Spring Rate - Rear - Steel - Black Powder Coat - Each

Secondary Diaphragm - Rubber / Steel - Vacuum Secondary - Holley Carburetors - Each

438 in Diameter - Aluminum - Polished - Long Water Pump - Chevy V8 - Each

40 Series Delta Flow Muffler 1979-chevrolet-suburban-esi1557033 545 in - Duration 290Muffler 40 Delta 2. 5 in Offset Inlet 2. 5 in Offset Outlet 13 x 9. 75 x 4 in Oval Body 19 in Long Steel Black Paint Universal Each