Engine Mechanical problem
1977 Chevy Truck V8 Four Wheel Drive Automatic 0

i just built my 350 i came out of a 94 suburban bored .30 over new pistons and all new bearings and gaskets matching heads and an edelbrock intake. wwhen i start the truck up it runs great then all of a sudden it starts dumping oil into cyl 1,3,5,7 only and blowing it out the exhaust iim not talking like rings type of leak its dumping about 1 1/2 quarts between the four cyl whats going on