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  1. Promaxx heads, worth it? SBC - Hot Rod Forum

    Oct 16, 2018 · ProMaxx makes a good head, it's been discussed a few times over on the SpeedTalk forum, which is more of an engine builder, head porting specialist, machinist …

  2. Promaxx X series sbc heads - Hot Rod Forum

    May 8, 2022 · Saw a video review on YouTube about a promaxx head. So I started looking into them. I see the have a X series with 185 intake runners. The flow numbers seem better than …

  3. RHS / Flo-Tek/ Promaxx aluminum heads? - Hot Rod Forum

    Jan 20, 2024 · The Flo-Tek head or Skip Whites and most any other of these low cost heads whether import heads or domestics are basically aluminum versions of the L31 Vortec, they …

  4. New line of ProMaxx SBC Heads? - Project X - Hot Rod Forum

    Feb 22, 2022 · I just stumbled across the ProMaxx "Project X" SBC heads on Summit's site. Went to the ProMaxx site and checked them out, and they seem to be comparable to the Profiler All …

  5. AFR Enforcer vs. Promaxx Maxx Intake Flow #'s - Hot Rod Forum

    Mar 7, 2021 · I just built a 355 with ProMaxx Maxx 183 heads. Engine runs great and not looking for new heads, but I was looking at the AFR 195 Enforcer heads. I had never seen them …

  6. check out these flow numbers promaxx vortec heads - Hot Rod …

    Oct 15, 2013 · check out these flow numbers promaxx vortec heads Jump to Latest 26K views 9 replies 4 participants last post by pacman350 Oct 15, 2013 pacman350 Discussion starter

  7. ProComp & Speedmaster - Hot Rod Forum

    Aug 14, 2021 · Complete Aluminum Cylinder Heads SBC fits Chevy 350 205cc 64cc 2.02/1.60 - Angle | eBay Find many great new & used options and get the best deals for Complete …

  8. Aluminum heads - Hot Rod Forum

    Apr 2, 2023 · Hello fellow hot rodders, looking for some real world experience/advice. I have a 355 with camel hump heads(370 casting), l2304 pistons(11:1), cam is flat tappet Hydraulic 525 …

  9. 496 heads suggestion - Hot Rod Forum

    Oct 15, 2019 · Speier Racing Heads has some nice deals on tuned up Flo-Teks. The ProMaxx's are getting quite a few good reviews from even surprised engine building pro's as to quality …

  10. SBC "Build Recipe" for fuel efficiency and driving manners. Heads / …

    Jan 18, 2024 · ProMaxx Maxx series 183cc/64cc aluminum heads. Bought bare and assembled myself. Custom hydraulic roller from Straub Technologies, 215/225, .470/.490 on 112 LSA. …