WebThe ProMaxx MAXX Series Big Block Chrysler Aluminum Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. The As-Cast heads utilize ultra-smooth A356-T6 aluminum castings, new runner and chamber designs to produce CNC ported type flow numbers! The 210cc intake runner design heads flow over … WebPromaxx Performance BBC aluminum heads start in price at just over $1,500 for a pair of bare castings and reach just under $4,000 for a pair of assembled and CNC-ported heads. What Are The Main Benefits of ProMaxx Performance Big …
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WebPROMAXX Performance Shocker Series small block Ford cylinder heads are as good as it gets for performance heads. They feature ultra-smooth 356-T56 aluminum casting, and … WebCylinder Heads (41) Helmets (24) Plug Fittings (12) Porting and Polishing Kits (9) Air Compressor Components (7) Engine Port Block-Off Kits (7) ... PROMAXX Performance Shocker Series Big Block Chevy Cylinder Heads 9340 Cylinder Heads, Aluminum, Bare, 121cc Chamber, 340cc Intake Runner, Chevy, Big Block, Pair. alcohol camp stove trangia
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WebOct 9, 2016 · Pretty sure the Sidewinders and the Promaxx are the exact same casting the difference being that if you buy the Sidewinders from Todd he will tailor them to your cam and application in terms of valve springs and hardware for not much more. He also offers various levels of porting. WebFeb 28, 2024 · PROMAXX Performance Shocker Series Ford FE Cylinder Heads 9231 Cylinder Heads, Aluminum, Assembled, 72cc Chamber, 200cc Intake Runner, Ford, FE, Pair Part Number: PMX-9231 Not Yet Reviewed Estimated Ship Date: Mar 2, 2024 (if ordered today) Drop Ship Free Shipping Special Order $2,786.00 Add To Cart Compare Wish List WebOct 17, 2024 · Also pay attention to the bore size that the heads were tested on. A larger bore will unshroud the valves and flow better, disguising the true flow potential of the heads. Make sure that all comparison tests were performed at the same depression, for instance 28 inches of water. alcohol cause anemia