WebJun 2, 2024 · You can get the fully machined bare casting for around $175/each in either straight or angle spark plug, with 11/32" valve guides and seats cut for 2.02"/1.6" valve size. AFR takes the casting, puts their 8mm valve guides in it ands their 8mm stem lightweight valve and spring package, maybe re-cuts the valvejob, and marks up the price. WebNavigation Menu . About Us; Questions. Are; Can; Could; Did; Does; Has; How; Other
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WebJan 6, 2024 · Been sold under a bunch of different names, most who know about it call it the ProHeader casting...but Assault Racing, Racing Power Company (RPC), Skip White's New … WebFeb 15, 2015 · I would like to build a set of headers for my drag car. It had a much bigger engine, but now has a 496 Chevy with ported GM 781 iron heads. The car weighs 3100 with driver, TH400, 5300 stall, 4.30 gears, 31” rear tires, current exhaust uses 4” mufflers. The exhaust port measures about 1.8”x1.8” with 0.5” corner radii.
WebMay 9, 2014 · The Blueprint head is sold by more than couple CNC head porting shops, mostly in SBC and SBF versions, BUt the castings seem to far superior to either the ProCrap or the ProMaxx Flo-Tek 306-500 Big Block Chevy Aluminum Cylinder Head, 320cc, Bare - Speedway Motors, America's Oldest Speed Shop Hopefully removed and replaced with … WebMar 22, 2024 · ProHeader casting. Flowed [email protected] through manifold and carb. VFactor NATION SRH Speier Racing Heads Chad Speier Registered Joined May 28, 2008 8,123 Posts #47 · Aug 18, 2024 VFactor NATION SRH Speier Racing Heads 785.623.0963 TheNovaMan Registered Joined Jul 16, 2008 8,151 Posts #48 · Aug 18, 2024 DualQuadDave said:
WebAug 8, 2013 · The USPTO has given the PROHEADER PERFORMANCE PRODUCTS trademark a serial number of 86032733. The federal status of this trademark filing is CANCELLED - SECTION 8 as of Friday, January 8, 2024. This trademark is owned by Proheader Inc.. The PROHEADER PERFORMANCE PRODUCTS trademark is filed in the Machinery Products … http://www.premierheading.com/
WebMay 22, 2024 · The castings from Proheader RPC KMJ Competition plus are all the same castings. They are a copy of the Dart platinum design. They are a great casting for the money and make a great entry level head. I sell them locally with all Erson PBM valvetrain. They are NOT the same casting as the Procomp/Speedmaster offering. Ericnova Pro …
WebJul 12, 2024 · The ProHeader casting is made offshore, it's an import. AFR is buying it in bulk pallet loads, adding their 8mm guides and valves, and beehive spring package, and giving it the name "Enforcer" and selling it as their as-cast, no cnc porting, budget head. AFR is not casting it themselves, just final finishing it. shantay you sleigh manchesterWebMay 16, 2024 · There is nothing wrong with the castings. Word to the wise, take them to a machine shop for disassembly and check the machine work. Once properly machined and assembled they are just fine. That goes for the edelbrock heads as well. Money well spent. Bandit Billy, May 15, 2024 SHARE POST #3 loudbang, Deuces and egads like this. … poncho schal wickelnWebSep 9, 2024 · ProHeader, Assault Racing/KMJ, AFR Enforcer As-Cast, RPC, Skip White Performance, etc. Considered to be the better import sourced casting. White boxed to engine shops for them to add their name to. You can buy the same bare castings for just under $400/pair at the moment (Ebay ). ponchos by casitaWebSep 18, 2015 · 2,429 Posts. #3 · Sep 16, 2015. Formerly known as Patriot Heads which were absolutely terrible. We had numerous SBC, SBF and BBC crack on the dyno. Jason is a good guy who owns it now and the SBC heads look decent and improved over the old junk...its the new Chinese (dart copy I believe) casting that people are using. shantay you sleigh tourWebJan 20, 2024 · 1 – Action Plus SBC Short Water Pump Assembly - P/N 9208 on the casting 2 – Mounting Gasket, SBC Chevy 3 – Installation Instructions - P/N 199R10383, Warranty Claim Tag, & 90 Day Warranty Statement P/N 9208P: 1 – Action Plus SBC Short Polished Water Pump Assembly - P/N 9208 on the casting 2 – Mounting Gasket, SB Chevy shantay wells aprnWeb2 Chevy LS1 LS2 LS6 210cc 64cc 2 Aluminum Cylinder Heads Pro Header Qual cast Brand New $1,299.99 seperformance5 (16,718) 100% Buy It Now +$175.00 shipping 192 sold Sponsored Chevy 350 383 400 Aluminum Cylinder Heads straight plug 327 283 Pro Header 64cc Brand New $999.99 seperformance5 (16,718) 100% Buy It Now +$175.00 shipping … shantay wells aprn ctWebJan 28, 2024 · The castings themselves are very robust. Pretty familiar with the LS3 Variant of it. Those are 6 pounds heavier per head than a Dart head. 888-583-4408 … shantay smith