Re: source for 5.7 exhaust manifolds.
Ayuh,... Goin' to Vortecs is pretty much irrevelant,...
I hear, 'n read that Dry-joint is the Only way to go,....
I've got an ole set of Kodiacks I'm thinkin' about weldin' up closed, for a Dry-joint setup...
Ya might have to change out the T-stat housing too,...