WebProMAXX Performance has designed a complete new line of performance heads that meet or exceed the big names in the industry. International Shipping Options Call 1.800.235.4323. Home. About. Performance. Series One. Maxx Series. ... We have taken our 100% CNC ported intake and exhaust runners and have made them into an “As-Cast” version ... WebOct 16, 2007 · I find the benefit on an iron FE head are as follows in order of importance. - Exhaust bowl, specifically around the guide. - Exhaust seat to bowl transition. - Intake …
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WebThe ProMaxx MAXX Series Ford FE 390-428ci Aluminum Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. Even the ''as cast'' runner heads utilize ultra-smooth new runner and … WebThe ProMaxx MAXX Series Ford FE 390-428ci Aluminum Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. Even the ''as cast'' … income tax 2022 2023
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WebApr 7, 2010 · Also, another bit of advice, any exhaust manifold will fit any FE head, within bolt pattern limitations, but if you are running headers, be SURE to make sure that your headers match your heads. CJ and early heads have a different exhaust port location relative to the bolts, and headers wont seal. WebJan 31, 2024 · It's part of engine building. IMO, The TFS head is the best shelf cylinder head right now. 540 hp with a 6500 rpm 390, 675 hp with a 465ci FE, 590 lb-ft of torque with a 445. These heads flow 330-335cfm with a 175cc port, which is something that can't be said about any other shelf cylinder head. WebSpeedmaster™ Cylinder Heads Improved power throughout the rpm range with Speedmaster Cylinder Heads! Shop cast iron, aluminum, CNC-ported, CNC-profiled heads and more. Javascript is disabled on your browser. To view this site, you must enable JavaScript or upgrade to a JavaScript-capable browser. income tax 2022 pdf