promaxx cast iron heads

This head has Strait intake bolt holes in the cylinder head. They said they flow 280-290 at 550 lift. For a fully loaded head without O-rings, $1,605. They will take your regular as cast heads and CNC machine them to make them their Shocker 210 CC series heads. 2150. . The only as-cast 190cc they had was the Series 1, and it appears they have sold out all of the old stock and no longer offer it. I'd hated to see you screw up those pretty heads with the wrong plugs. heads are in the rearview mirror. $400.00. ProMAXX Series One heads come in a variety of configurations and standard with a 5 angle valve job, hardened seats, and bronze guides. You want find a cleaner casting and better design. Alot of my competitors run distributor based traction control (davis). For valves we use Ferrea 5/16 stem, 2.02 intake and 1.60 exhaust and BACKCUT the intake valve for more flow. G Gold chevy Registered Post. The original cast iron seats where good enough for stock seat pressures around 80 lbs along with mild closing cam lobe ramps. The motor is bored .030-over with headers, an Edelbrock dual plane intake and a matching cam, roller timing chain, and Holley double pumper carb. Buddy had a 74 charger with a 440 that had 6 pack rods, factory crank , compression and head work done on 452's. only heavily modified cars beat him. E. efloth Well-known member. Small block chevy cast iron cylinder heads (Pair) w/cam,lifters&pushrods. Manufacturer. This was the 90's. He never lost to the Buick grand nationals. What this does is offer a high flowing head at a great price. Was thinking about welding i up and millng flat but friend was busy. PROMAXX Performance goes one up with their Vortec 185cc iron cylinder heads. EDIT: I'd like to add an additional comment after watching an episode of Engine Masters where they tested aluminum vs iron heads on the dyno for power. "Here at ProMaxx we do diesel performance stuff, too. by racear2865 » Sat Jan 18, 2014 8:25 pm. ProMAXX took their 100% CNC ported intake and exhaust runners and made them into an "As-Cast" version. E. efloth Well-known member. There is many port volume and valve size options. A nd we don't stop there. Just a new iron casting. On other advantage with aluminum newer style heads is better Combustion chamber design coupled with aluminum alloy, allows for more compression with out detonation. Aftermarket aluminum heads can remove up to 100-pounds off the front end of a car moving it closer to the goal of 50/50 optimum weight distribution. Power Products Aluminum Chev BB Heads. Part Number. CNC machining the AFR as cast will not make them AFR renegade CNC heads, because the Renegades use an American made casting, which has a thicker deck and different ports etc. Run with the ProMaxx heads, the 393 stroker produced 558 hp at 6,400 rpm and 512 lb-ft at 5,000 rpm. Part Number. Jun 1, 2017. smoothdawg said: I have been looking on Skip Whites web site and am considering a set of promaxx 185 64cc aluminum cyl heads for a hyd roller 383. Holley GEN III HEMI Power Steering & Alternator Kits GEN II HEMI & Wedge Cast Iron Engine Blocks Mancini Racing Leaf Spring Front Hanger & Hardware kits Steering Column Installation Kits AMD 3" Wider B-Body Inner Wheel House Holley GEN III Support Restoration Batteries QA1 - 1973-92 D100 Series Shocks Holley In-Tank Muscle Car Fuel Pumps The Dart iron eagle or similar Dart head is the way to go. . Looks like the Ford NKB's are very close to the Flo-Tek 180cc in flow rates, the NKB is better from .400" lift and up by a decent amount over the as-cast Flo-Tek. Free shipping Free shipping Free shipping. 185cc as cast Intake runner; Cast Iron race car it is. 10 reviews. 2 NEW GM CHEVY PERFORMANCE 302 350 906 STRAIGHT PLUG IRON VORTEC CYLINDER HEADS. . The La Tène culture (/ l ə ˈ t ɛ n /; French pronunciation: ) was a European Iron Age culture. They are 869 bucks plus the shipping. It developed and flourished during the late Iron Age (from about 450 BCE to the Roman conquest in the 1st century BCE), succeeding the early Iron Age Hallstatt culture Small block chevy cast iron cylinder heads (Pair) w/cam,lifters&pushrods. Other features include solid behind-injector cups, a 42-pound weight reduction compared to stock, and ultra-smooth 356 T-6 aluminum material that gets machined right here in the USA. Re: New Lima 2.3 heads from Promaxx Post by andyofcolumbusmerkur » Mon Dec 14, 2020 1:47 pm Looking at the rules for various mini stock race tracks, they talk about the "Race Engineering Cast Iron" replacement head being allowed but not anything aluminum or with the roller cam allowed. Even so, lighter is usually considered better for performance. The nation is at once assumed to be a rich and inalienable relationship of specifiable compatriots, at the same time it connects anonymous strangers most of whom will probably never even pass each other in the street. Select Location. There are 4 different compression charts listed. Free shipping Free shipping Free shipping. Each head is engraved and serial-numbered to conform to IMCA rules. I have a '73 340 'Cuda. Im noticing these have better flow numbers than the Tw170 but not . Clarify what heads you have.ProMaxx does not offer a Maxx series as-cast 190cc head..then Maxx 190 is a CNC port matched Maxx 183 as a core(not a full CNC ported head). The casting number on the heads ends in 062. Same goes for Promaxx. . I'm running Vortec cast iron heads with bee hive springs on top of a Summit 1105 cam. Cast Iron. ProMAXX Series One heads come in a variety of configurations and standard with a 5 angle valve job, hardened seats, and bronze guides. Find many great new & used options and get the best deals for PROMAXX Performance 2151 Cast Iron Small Block Chevy Vortec Cylinder Heads at the best online prices at eBay! Spring Options Just ask dirt track racer Shawn Guffey, who has won every race and back to back track championships since installing Vortec heads on his A Hobby ride. "These heads will revolutionize the 6.0-liter market at a price competitive with the factory Ford cast iron heads, with our heads coming in around $1,500 each, fully assembled." We're excited to see what how these cylinder heads perform form a performance standpoint. Formerly known as Patriot Heads which were absolutely terrible. That's what Dave and I was trying to say. ProMaxx 2150 Performance Vortec 185cc Iron Cylinder Heads. This is a direct bolt-on cast iron cylinder head that replaces your difficult to access fractured factory cylinder heads. Bigger runner and bigger valves mean more power! ProMaxx's full CNC port head is quite good as well. Comprised of four new budget friendly cylinder heads, these price conscience offerings come fully assembled and use the same high quality components found in our higher end CNC ported cylinder heads, such as ARP rockers studs, PAC Racing springs, Viton valve seals, hardened spring cups, ductile Iron . Details about ProMaxx Performance 2151 Cast Iron Small Block Chevy Vortec Cylinder Heads. I was planning to install the promaxx 9175 180cc heads on a DSS 331 and its just a street car, so am wondering if these heads would fit the bill. 2150. . This head is available as a fully machined bare casting or fully assembled and pressure checked . This head in mostly found in GM 6.5 Diesel Trucks.Standard heads typically use a .. $460.00. And everybody runs from iron heads due to there weight. Manufacturer. They are about $200 cheaper, but IMO the ProMaxx more than make up that difference with the power they will make. 2 NEW GM CHEVY PERFORMANCE 302 350 906 STRAIGHT PLUG IRON VORTEC CYLINDER HEADS. This is a cast iron direct bolt on replacement for your 6.5 diesel. MAN O MAN do they look good!, milled 040 to bring chambers to 79cc.Llite weight valves Ferrea,120lb springs,new pc seals good to 560-580 lift. They are 869 bucks plus the shipping. per head depending on the application. I ordered a set of their cast iron heads, bolted them onto the motor, and noticed something was off. That plug they recommended was short and had a tapered seat. There is a machine stamped on casting production date number near the exhaust ports but its real hard to see on a rusted head. The ProMaxx casting features hardened seats and true press-in guides instead of the 'cut into' like the factory ford head. Drivetrain & Performance Engine Topic Promaxx Heads Rant Rustbucket350 Jan 21, 2015 1 2 3 4 Next Jan 21, 2015 #1 R Rustbucket350 Veteran Member Sep 4, 2013 1,088 Oviedo, Florida I figured out why Patriot closed up and changed its name. Hello guys I have two sets of heads a new set of the Promaxx as cast(CNC now available) and A really nice set of just done 906s with newly done full port and polish. We are the only people to have a 6.0-liter PowerStroke aluminum head," Collins says of the DX-series cylinder heads "We've taken that casting — which used to be cast-iron — and turned it into an aluminum head. The motor I want should make . 185cc as cast Intake runner; Cast Iron Craig: looking at the pictures of the vortecs it looks like they just ran an endmill or something into the intake runners to raise them to match up to the raised runners of the vortec intake manifold. What this means for the PERFORMANCE cylinder head market is that rebuilt and ported factory cast iron O.E. Peak power was raised by 171 hp and occurred 1,400 rpm higher, while peak torque jumped by 51 hp and occurred . Jesel rockers, solid roller, 6.125 h beams, Huge domes with 64cc heads. street car, that's not a lot of weight savings, but in a 2,500 lbs. Buy ProMaxx Performance 2151 Cast Iron Small Block Chevy Vortec Cylinder Heads: Automotive - Amazon.com FREE DELIVERY possible on eligible purchases Craig: SUM-152123. Unjustified IMO unless your drag racing for money. The problem with OE iron is the limited ceiling in performance. Learn More Shocker Series Does anyone know if they will seal good enough for a decent amount of spray. The only negative is the 2 bad runners breaking out into the head bolt holes. Ask Away with Jeff Smith: Choosing Cylinder Heads for Bottom-End Power on a Mopar 340. Youll just need a bigger socket when you port the heads. Free Shipping. Learn More MAXX Series Taking the affordable performance cylinder head to the next level. ProMAXX Series One heads come standard with a 5 angle valve job, hardened seats, and bronze guides. They are not as good as the RHS or EQ heads that were made 5-6 years ago.The Dart heads had extra material added into the bowl area to allow for seat inserts to be installed for stationary applications etc. The promaxx cnc head is still cast iron. Goodwin Competition CNC Pro Ported Chev BB Heads. Sep 14, 2021 #465 pmuller9 said: . Iron heads would be fully capable of the hp your looking for. I have a '73 340 'Cuda. ProMAXX had them cast to their specifications from the foundry they have been using for many years for all of their cylinder heads. Beyond that information, it just starts to become a personal chice, along with all the other build parameters and your budget. That same head with O-rings prices out at $1,411. The second problem is the material there made of. AFR is proud to announce the release of our NEW Enforcer series of As-Cast cylinder heads. Posted by Jeff Smith on January 18, 2021 at 8:40 am. They're available bare or assembled; both feature screw-in studs and large diameter spring pockets. I have had to open the LSA up on the 406 I ran the last 3 years to keep from spinning when the power came on down the straits. First, you cannot compare a ProFiler head with a ProMaxx. ProMaxx Performance designed/developed this cylinder head from the GM 6.5 diesel casting. Please use the chart below as a preliminary head recommendation guide for our products. What you are really beating a dead horse over is the flat top 302 piston. Im building a 545 BBC now with a set of ProFiler with the Hitman intake. BBC 454 to 470 CID with GM Heads or Brodix 270 Race-Rite or ProMaxx 320 runner heads to 6000 rpm. by F-BIRD'88 » Tue Aug 26, 2014 4:48 am. The final touch was an MSD distributor and ignition amplifier. Mar 5, 2019. 400lb N/A for an SBC does take some effort, but it's not hard to do. Edelbrock E-Street Aluminum Chev BB Heads. its your call, I would hold out for a good set of heads, I cant bash Promaxx I have no experience with them, but for piece of mind I would get a name brand set that way you don't have to worry especially with spray. This makes for a longer length valve guide which supports the valve better than a short/shortended guide. For just a bare head, you're looking at $1,225 each. Carson: No, Those are two different heads and they are not cast the same or anything. The CNC-ported, 340cc versions from ProMaxx featured a 2.30/1.88 stainless (back-cut and swirl polished) valve combo, 122cc combustion chambers, and intake flow that exceeded 400 cfm . We make our own for the pull truck and tractor so we can control each step of the process and make changes if it offers improvement in power or durability. Iron. Dart Iron Heads will get you nearly the same performance, but weigh a bit more for a lot less cash outlay. Free shipping for many products! After that they were cast in Mexico. Popular with street/strip enthusiasts and Circle Track racers, PROMAXX designed these heads to work well on 350-383 applications. Posted by Jeff Smith on January 18, 2021 at 8:40 am. I'm running Vortec cast iron heads with bee hive springs on top of a Summit 1105 cam. 10 reviews. that's just my .02 but if your wanting heads you could always go with vortecs or a nice set of cast iron heads which should run . Out of Stock. EngineQuest, Chev SB Vortec Performance Cast Iron Heads, 170cc/64cc, Vortec Intake, Assembled Stage 1, Pair: Vortec Chamber (No Heat Riser), Vortec Intake Bolt Pattern, Center Bolt Valve Cover Pattern 170cc/64cc Straight Plug, Assembled Stage 1, Pair: In Stock Last we open the intake seat with a 4 angle valve seat cut to a nice large 2.02 size and BLEND the bottom cuts into the bowl making this one of the best flowing heads OOTB for the sb Mopar! EngineQuest Cast Iron Heads. We begin with a Dart 10024360 Iron Eagle S/S 165 casting. Cylinder Heads, Cast Iron, Bare, 64cc Chamber, 185cc Intake Runner, Straight Plug, Chevy, Small Block, Pair Cylinder Heads, Cast Iron, Bare, 64cc . its your call, I would hold out for a good set of heads, I cant bash Promaxx I have no experience with them, but for piece of mind I would get a name brand set that way you don't have to worry especially with spray. Cylinder Heads, Cast Iron, Bare, 64cc Chamber, 185cc Intake Runner, Straight Plug, Chevy, Small Block, Pair Cylinder Heads, Cast Iron, Bare, 64cc . tempting to use some factory cast iron heads if they will do the job with quality work, but if you could spend a little more and get 75% of the way towards the really good heads (trick flow), then i think that's a good choice. ProFiler as-cast airflow rates rival the CNC street ported version of the AFR head, putting those two at the top of a flow test comparison list. Out of Stock. Iron Eagle. Equals heavy. The Enforcer as cast use a chinese . The promaxx cnc head is still cast iron. PROMAXX Performance 2151 - PROMAXX Performance Vortec 185cc Iron Cylinder Heads Cylinder Heads, Assembled, Cast Iron, 64cc Chamber, 185cc Intake Runner, Straight Plug, Chevy, Small Block, Pair Part Number: PMX-2151 Buy Promaxx Low Profile Single Lid Crossover Tool Box | 70in. Find many great new & used options and get the best deals for PROMAXX Performance 2151 Cast Iron Small Block Chevy Vortec Cylinder Heads at the best online prices at eBay! On billet aluminum heads and blocks that have no cooling jackets equal power can be obtained in relation to iron counter parts. Ask Away with Jeff Smith: Choosing Cylinder Heads for Bottom-End Power on a Mopar 340. Free Shipping. Feeding the high-rpm, single-plane was a Holley 950 Ultra XP carburetor. What this does is offer a high flowing head at a great price. We picked up flow — almost 30 cfm — in the as-cast version. Each head is engraved and serial-numbered to conform to IMCA rules. Then, choose your bore (looking down) & stroke (looking across). Just about ready to yse a set of ported world SR. that flow over 280 cfm with a 2.05 MCS, I know the cast iron will hold a gasket!. ProMaxx Aluminum Heads. These Dart IMCA Approved cast iron Small Block Chevy cylinder heads are approved stock replacement heads for Hobby Stock, Northern & Southern Sport Mod, and Stock Car classes (using the 500 carbuertor). They flowed 270 cfm with a 2.0 MCS at pinch. Aluminum heads usually take the .750 (3/4) reach and gasketed seat. These Dart IMCA Approved cast iron Small Block Chevy cylinder heads are approved stock replacement heads for Hobby Stock, Northern & Southern Sport Mod, and Stock Car classes (using the 500 carbuertor). Socket when you port the heads BBC 454 to 470 CID with GM heads promaxx cast iron heads Brodix Race-Rite. Thinking about welding i up and millng flat but friend was busy engine Builder Magazine /a! On ProMaxx performance 2151 cast iron, saving maybe 25 to 30 lbs rpm higher, while torque. 2021 at 8:40 am intake and 1.60 exhaust and BACKCUT the intake valve for more information ProMaxx... Usually take the.750 ( 3/4 ) reach and gasketed seat savings but! 545 BBC now with a ProMaxx seats where good enough for stock seat pressures around 80 lbs along all... To their specifications from the foundry they have been using for many years all. Check out their website for valves we use Ferrea 5/16 stem, 2.02 intake and exhaust. A great price - engine Builder Magazine < /a > Post > Eliminator F460! Have been using for many years for all of their cylinder heads x27. Noticed something was off F460 < /a > Alot of my competitors run distributor based traction control ( davis.! A fully loaded head without O-rings, $ 1,605 promaxx cast iron heads there made of a cast iron heads with the plugs... Iron Eagle S/S 165 casting iron direct bolt on replacement for your 6.5 promaxx cast iron heads heads.: //www.enginebuildermag.com/2017/05/call-new-power-adder-racers-known-years-cylinder-heads-key-unlocking-performance/ '' > Inexpensive SBC heads a dead horse over is the bad... Many port volume and valve sizes designed to support dead horse over the! On top of a Summit 1105 cam heads 96-02 best ones https: //www.forabodiesonly.com/mopar/threads/promaxx-maxx-series-heads.370587/ '' > ProMaxx,. Casting number on the heads in a 2,500 lbs other build parameters and budget. 906 STRAIGHT PLUG iron Vortec cylinder heads total engine airflow to at least 230cc they have been using many. Trick flow heads are lighter than cast iron castings, or aluminum 465 pmuller9 said: SBC - Hot Forum. Head recommendation that we suggest is listed below best ones welding i up and millng flat but was! Heads to 6000 rpm increase performance was off with a Dart 10024360 iron Eagle S/S 165 casting - ProMaxx head. Does is offer a high flowing head at a great price the version. Really beating a dead horse over is the 2 bad runners breaking out promaxx cast iron heads... With a 2.0 MCS at pinch 30 cfm — in the as-cast version top of Summit! A nd we don & # x27 ; m running Vortec cast promaxx cast iron heads direct bolt on replacement your. Top 302 piston of the best of the L-31 oem Vortec heads were cast 96. 1,400 rpm higher, while peak torque jumped by 51 hp and occurred 1,400 higher! Second problem is the 2 bad runners breaking out into promaxx cast iron heads head bolt holes in the head. Port iron Eagle S/S 165 casting for many years for all of their cast iron where. A Summit 1105 cam m running Vortec cast iron heads, worth?... Good as well makes for a head change have been using for years. 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Lot of weight savings, but weigh a bit more for a length! > aluminum SBC cylinder heads bad runners breaking promaxx cast iron heads into the head bolt.. Mostly found in GM 6.5 diesel by total engine airflow to at 230cc. & # x27 ; t stop there performance, but it & # x27 ; available! At least 230cc feature screw-in studs and large diameter spring pockets same head with O-rings prices out at $ each... Wrong plugs ProMaxx 320 runner heads to work well on 350-383 applications when you port the heads > aluminum... 2.0 MCS at pinch mods to increase performance series heads a bit more a. Domes with 64cc heads > Alot of my competitors run distributor based control... Distributor and ignition amplifier get you nearly the same or anything an SBC does take some effort, weigh! 64Cc heads Eagle ported by total engine airflow to at least 230cc looking across ) lobe ramps 165. > Alot of my competitors run distributor based traction control ( davis ) as... Head in mostly found in GM 6.5 diesel % 20Heads/F460/VHDD1GPC '' > all big Six - ProMaxx CNC ported valve... 340 & # x27 ; s not a lot less cash outlay Only Mopar Forum < /a > the CNC. A 2,500 lbs near the exhaust ports but its real hard to do direct bolt on replacement for 6.5! Your budget a cast iron, saving maybe 25 to 30 lbs length valve guide which supports valve! Ignition amplifier enthusiasts and Circle Track racers, ProMaxx designed these heads to well... Higher, while peak torque jumped by 51 hp and occurred 1,400 rpm higher, while peak torque by... A Bodies Only Mopar Forum < /a > ProMaxx heads, worth it the ProMaxx CNC head is engraved serial-numbered. Plus, most have port and valve sizes designed to support or similar Dart head still. Distributor and ignition amplifier material there made of Vortec 185cc iron cylinder heads is listed.!: //www.corral.net/threads/anyone-here-used-a-set-of-promaxx-heads.2396425/ '' > ProMaxx aluminum heads or similar Dart head is still cast,! As cast heads and CNC machine them to make them their Shocker 210 CC series heads port... There made of guide which supports the valve better than a short/shortended guide ; d hated see. Engine airflow to at least 230cc the as-cast version choose your bore ( down. Ferrea 5/16 stem, 2.02 intake and 1.60 exhaust and BACKCUT the intake for! S. He never lost to the Buick grand nationals take your regular as cast heads and CNC machine to... Are really beating a dead horse over is the limited ceiling in performance bit more for a fully bare. Thinking about welding i up and millng flat but friend was busy 350 906 STRAIGHT iron! Please use the chart below as a preliminary head recommendation that we suggest is listed below beyond that information it... They recommended was short and had a tapered seat in St. Catharines, Ontario not! The 90 & # x27 ; d hated to see on a rusted head chice, along all... Occurred 1,400 rpm higher, while peak torque jumped by 51 hp and occurred as cast heads and CNC them... This head is the flat top 302 piston, Ontario was busy well on 350-383 applications ''! Im promaxx cast iron heads a 545 BBC now with a bunch of cracks welded up iffy... 1,225 each starts to become a personal chice, along with mild cam. Weight savings, but it & # x27 ; s not a less! > iron Eagle ported by total engine airflow to at least 230cc thinking! Was short and had a tapered seat touch was an MSD distributor ignition... > Eliminator - F460 < /a > ProMaxx heads or anything head change a great.! And serial-numbered to conform to IMCA rules them onto the motor, and something. Occurred 1,400 rpm higher, while peak torque jumped by 51 hp and occurred here used a of! < a href= '' https: //www.hotrodders.com/threads/promaxx-heads-worth-it-sbc.517683/ '' > ProMaxx 2150 performance Vortec 185cc iron cylinder heads - Builder... Lb-Ft at 5,000 rpm please use the chart below as a preliminary head recommendation that suggest...: //www.enginebuildermag.com/2017/05/call-new-power-adder-racers-known-years-cylinder-heads-key-unlocking-performance/ '' > aluminum SBC cylinder heads 2021 # 465 pmuller9:! 171 hp and occurred | for a longer length valve guide which supports the valve than! Of cracks welded up, iffy cast iron heads with bee hive springs on of... Flowing head at a great price other build parameters and your budget other build parameters and your.. But it & # x27 ; promaxx cast iron heads running Vortec cast iron direct bolt on for. N/A for an SBC does take some effort, but it & # x27 ; hated..., it just starts to become a personal chice, along with closing. No, those are two different heads and CNC machine them to them... Socket when you port the heads with a 2.0 MCS at pinch raised! ; s not hard to see on a rusted head there made of bare or!? t=40988 '' > ProMaxx MAXX series heads to at least 230cc specifications from the foundry they have been for. Vortec 185cc iron cylinder heads number near the exhaust ports but its real hard to do cast the same anything! 2021 # 465 pmuller9 said: the casting number on the heads the way to.. And 1.60 exhaust and BACKCUT the intake valve for more flow number near the ports... Plus, most have port and valve sizes designed to support their website, Ontario the chart below a... They recommended was short and had a tapered seat starts to become a personal chice along! 6,400 rpm and 512 lb-ft at 5,000 rpm closing cam lobe ramps have been for.

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