WebThe d-port head looks like a set of "D"'s mirroring each other, in other words back to back. The round port actually looks like a sideways "D" that is pointing upwards. This is not a "D-Port" head but a round port instead. Doug's Headers fit both cast iron D … WebQiilu 2pcs Header Exhaust Gasket Seal, Square Port Copper Header Exhaust Gaskets Reusable Fit for SBC 327 305 350 383 4.0 (32) $2864 FREE delivery Fri, Apr 14 Or fastest delivery Tue, Apr 11 Only 13 left in stock - order soon. Aluminum Exhaust Manifold Header Gasket Set Compatible with 67-86 Chevy GMC C/K Pickup Suburban SBC 4.7 (11) $1899
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Web30 Jul 2012 · MAC headers have rectangular ports. They're inexpensive and fit very well. JohnnyK Registered Joined Jul 13, 2003 12,765 Posts #11 · Jul 29, 2012 TheShagg said: Oh my god becky, look at the size of her exhaust ports... They're so square, they look like one of those rap guys girlfriends. But you are correct, I didn't read 1.4x1.4! WebBig Block Chevy Chevrolet header exhaust gasket square port v-drive jet boat. Opens in a new window or tab. Brand New. $23.99. Seller: airchair.rider (7,574) ... Replacement Exhaust Manifold Header Bolts Hardware Kit Fit For LS1 LS2 LS3 LT1. Opens in a new window or tab. Brand New. $13.08. how to save address on waze
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Web8 Feb 2024 · The speedway motors ' 350 square port header is satisfactory and appropriate and fits well with your regular use. The Speedway Motors Chevy 350 Square Port Header … WebSMALL BLOCK CHEVY ALUMINUM SQUARE PORT HEADER EXHAUST GASKETS REUSABLE sbc #4141. $24.99. Free shipping. SMALL BLOCK FORD ALUMINUM RECTANGLE HEADER EXHAUST GASKETS REUSABLE sbf #4143. $24.99. Free shipping. Mr Gasket 5902 Header Gaskets Small Block Chevy - 1.63" Round Port Pair. $16.99. Web21 Mar 2012 · On our Mast heads, the LS3 head offered both more intake and exhaust flow than the cathedral-port heads, resulting in an intake-to-exhaust flow percentage (372/261 cfm) of 69.89 (meaning the ... northern virginia national parks