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post #3 of (permalink) Old 03-28-2016, 06:44 AM
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Originally Posted by SmoothTightKittyCAT View Post
Ok my 3zj I'm overhauling originally had a square port head and manifold. I just bought a CAT round port head after taking response/spool/performance into consideration. Now is there a round port b/c model exhaust manifold or do i need to go straight to an E manifold? I've been searching the net all weekend for a round port non-E manifold and found nothing. I have to get something bought/shipped tomorrow hopefully to get this running this week. I've read alot on putting an E manifold on this head and if so should I put the sleeves in also?
E/C15 manifold is what you want. Yes, use the sleeve/gasket combo

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