Since the AFR heads continue to flow well past 0.700 lift, we feel there might also be more power to be had with a slight bump in cam lift via a set of 1.8:1-ratio Crane roller rockers.
AFR 300cc Magnum BBC cylinder heads are suggested for aggressive builds. They boast 100 percent CNC-ported intake, exhaust, and chambers—as well as A356 aluminum casting, and high-quality components throughout. These oval port competition packages are available with hydraulic or solid roller springs.
Air Flow Research heads can outflow and outperform all competitors in their league. The company’s total dedication to constant improvement doesn’t stop with its research and development, AFR remains focused on the racers.
Sep 20, 2020 · AFR 265cc BBC Magnum Oval Cylinder Heads. AFR's 265cc Magnum "As Cast" Oval Port heads are the preferred choice over reworked factory heads. They feature partially CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout.
572 BBC-ProMaxx Heads Big motors make big power, and nothing thumps out power like a big-block Chevy, except an even bigger one. Sporting no less than 572 cubes, this BBC stroker needed plenty of airflow to feed all those extra inches. The ProMaxx Performance heads promised two things we love: plenty of flow and affordable pricing.
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BuyAFR AFR 385cc Fully CNC Ported Magnum BBC Cylinder Heads  - AFR 385cc Fully CNC Ported Magnum BBC Cylinder Heads AFR's Magnum Series Click to enlarge As the aftermarket continues to push larger displacement combinations, even 555 CID BBC's are becoming commonplace with 600+ CID engines more plentiful than ever before. AFR is proud to announce our answer to that with our all new
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Apr 15, 2019 · Egypt could turn into a one-man state after this weekend's referendum, an opposition leader has told the BBC. Khaled Dawood, former head of the liberal party Dostour, told the BBC's Sally Nabil:
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AFR 18° BBC Cylinder Head 457cc fully CNC ported, 90cc Chambers, w/ductile iron seats & steel valves, Competition Package, Assembled PART NO: AFR-3708 $4,361.76