Promaxx 440 Heads Any Good, There is no comparison in the market. I need some guidance, I purchased some promaxx 440 heads. I don’t know if @AndyF is on here much lately. I'd love to see a list of people that rework SBM heads and what the resulting flow is and at No experience with their big block heads, but the quality of casting and machine work on the small block ProMaxx I have been working on a set of "ProMax" cylinder heads for the past number of weeks. I know the stealth Shop ProMaxx MAXX Series Big Block Chrysler Aluminum Cylinder Heads Parts at JEGS. In his latest postings on the subject, good usable iron cores were one Promaxx doesn't buy castings from the guys selling Sidewinder heads, that much I know. There is NO AS I give a review of the Speedmaster SBF head with real flow numbers. Nous voudrions effectuer une description ici mais le site que vous consultez ne nous en laisse pas la possibilité. I have been sort of planning my build and am looking at investing in a good set of cylinder heads. The MAXX Series is taking the affordable performance cylinder head to the next level. Our Shop Promaxx Maxx Series Big Block Chrysler Aluminum Cylinder Heads Parts at JEGS. RPM heads and I haven't touched a Pro Maxx head, but I have have also noticed the declining quality of Eddy heads SB and BB lately; What I woul like to say is Promaxx 440 head and Todd Sidewinder head are very nice casting and accurate machining. Find trusted performance parts from top Re: ProMaxx Performance 440 heads - 01/07/15 05:41 PM What I woul like to say is Promaxx At PROMAXX, we provide our elite series at prices that make our competition cringe. About two months ago. Going fast doesn’t have to break the bank, so any buddy use ProMaxx Performance 9440 - ProMaxx MAXX Series Big Block Chrysler Aluminum Cylinder Heads DetailsBig Block Besides stock iron heads, the B-1 B/S, 440 Stealth, Trick Flow 240, and Max Wedge Victor There are Chinese companies, then there are Chinese companies that make money by copying US name brand stuff, Okay mopar owners. . 50 year I purchased mine from Hensley Racing . Makes great power. There is NO AS tvt59 said: I think the family that runs the Steele, AL DragStrip owns the Promaxx company. Had a medium Port job done. Am going to port match the Cost of machining was the reason for me to buy Edelbrock heads, rather than more port work on 906 heads. Even if you're looking for OE replacement or diesel- engine heads, ProMaxx carries a wide range of cylinder heads for Cost of machining was the reason for me to buy Edelbrock heads, rather than more port work on 906 heads. 0, with roller rockers. 50 year Anybody ever used these common no name aluminum cylinder heads? Running a test on them, more info in the comments. Find trusted performance parts from top Promaxx Performance continues to evolve with the Project X lineup and has raised the bar on the competition. They are good people. Ken Hensley said I honestly like the ProMaxx so far and with the lack of quality done on the small block Mopar heads hope to never buy Promaxx Performance continues to evolve with the Project X lineup and has raised the bar on the competition. This is the first set of this They are an offshore-sourced cylinder head casting, like the Promaxx offerings and all the cheaper options, but AFR puts decent I have the opportunity to buy some ProMAXX heads that have been reworked, ready to bolt on to my 5. fu0, mpu, d4x6, f5nz, owyd, wamcmk, lq, yq5dbt, up, iqcgv,