Manifolds are from 1967 for a 340
2863553 is a LH 68-71 E body 340
2883549 is a right hand 68-70 A&E body 340
casting dates reads 06=June,then the day,18&19,then the last number of year=7=1967,mrmopartech
Manifolds are from 1967 for a 340
2863553 is a LH 68-71 E body 340
2883549 is a right hand 68-70 A&E body 340
casting dates reads 06=June,then the day,18&19,then the last number of year=7=1967,mrmopartech