Worth it to put headers on a 318?
Heres an article out of Mopar Muscle on manifolds, shortys and long tubes, the first thing I did besides rims when I bought my duster in 1980 with a 318 at the time was put in headers, AND THEY DONT LEAK IF YOU USE REMFLEX GASKETS!!! I say go headers!!
440 big block Mopar:
RPM Manifold ShortyFull Tubes in HP
3000 256.2 260.9 271.7
3600 310.0 325.0 350.0
4600 402.5 439.1 464.1
Read more:
http://www.moparmusclemagazine.com/...nifolds_vs_headers/viewall.html#ixzz2VSN1iLRk