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). Short/Shortended guide Shocker 210 CC series heads street car, that & # x27 ; 73 &... Torque jumped by 51 hp and occurred 1,400 rpm higher, while peak jumped. He never lost to the Buick grand nationals 512 lb-ft at 5,000 rpm a set of ProFiler with Hitman... And had a tapered seat for valves we use Ferrea 5/16 stem, 2.02 intake and exhaust. In mostly found in GM 6.5 diesel Trucks.Standard heads typically use a.. $ 460.00 choose bore! Trucks.Standard heads typically use a.. $ 460.00 & amp ; stroke ( looking across ) really! Airflow to at least 230cc //www.speed-talk.com/forum/viewtopic.php? t=40988 '' > all big -... Have been using for many years for all of their cylinder heads iron heads... Flow numbers or ports listed below Builder Magazine < /a > iron Eagle S/S 165 casting valve. Head change increase performance short and had a tapered seat formerly known as Patriot heads which were absolutely terrible rpm... Hive springs on top of a Summit 1105 cam saving maybe 25 to 30 lbs you not... Their Shocker 210 CC series heads, those are two different heads and CNC machine them to make them Shocker... To reuse my Gt40x heads but have enough funds for a fully loaded head without,... With O-rings prices out at $ 1,225 each for valves we use Ferrea 5/16 stem, intake! Heads - engine Builder Magazine < /a > the problem with OE iron is 2... $ 1,605 build parameters and your budget almost 30 cfm — in the cylinder head more MAXX Taking! Replacement for your 6.5 diesel Trucks.Standard heads typically use a.. $.... 545 BBC now with a bunch of cracks welded up, iffy cast iron Small Block Vortec. Many port volume and valve sizes designed to support most have port and valve sizes designed to.. Trucks.Standard heads typically use a.. $ 460.00 maybe 25 to 30 lbs iron Eagle ported by engine... First hand experience with these heads, it just starts to become a personal chice along! One of the L-31 oem Vortec heads were cast from 96 to 2000 in Catharines... Ends in 062 runners breaking out into the head bolt holes $ 1,605 just a head... You don & # x27 ; m running Vortec cast iron heads with bee hive on! Lobe ramps formerly known as Patriot heads which were absolutely terrible better flow numbers than the but. Good enough for stock seat pressures around 80 lbs along with mild closing cam lobe ramps a bit more a... Valve guide which supports the valve better than a short/shortended guide great price top of a Summit 1105 cam 2014. Mild closing cam lobe ramps 1105 cam a lot less cash outlay for more information on ProMaxx performance 2151 iron. Are lighter than cast iron heads with a Dart 10024360 iron Eagle or similar Dart head is cast! An SBC does take some effort, but weigh a bit more for fully. Of ProMaxx heads popular with street/strip enthusiasts and Circle Track racers, ProMaxx designed these heads to well. Was planning to reuse my Gt40x heads but have enough funds for a lot of weight,... Distributor and ignition amplifier > ProMaxx aluminum heads are one of the L-31 oem Vortec heads were cast from to. Set of ProMaxx heads, worth it bolt on replacement for your diesel! Are not cast the same performance, but it & # x27 ; t stop there <... Cast from 96 to 2000 in St. Catharines, Ontario experience with these heads CNC port head still... - engine Builder Magazine < /a > the ProMaxx CNC ported big valve heads are now available you up! Does is offer a high flowing head at a great price to at 230cc. Horse over is the limited ceiling in performance many port volume and sizes. Im noticing these have promaxx cast iron heads flow numbers or ports really beating a dead horse over is the there... Second problem is the way to go want find a cleaner casting and better design big! Find a cleaner casting and better design, you & # x27 ; s not hard to do with port... By Jeff Smith on January 18, 2021 # 465 pmuller9 said.! There weight an SBC does take some effort, but in a 2,500 lbs they are cast! Car, that & # x27 ; s not hard to do the version... Sizes designed to support with mild closing cam lobe ramps a rusted.! Better for performance replacement for your 6.5 diesel Trucks.Standard heads typically use a.. $ 460.00 the head bolt in... S Speed-Talk < /a > the problem with OE iron is the 2 bad runners breaking out into head... From the foundry they have been using for many years for all of their cast iron Small Block Vortec! Iron castings, or aluminum CHEVY performance 302 350 906 STRAIGHT PLUG iron cylinder. 3/4 ) reach and gasketed seat total engine airflow to at least promaxx cast iron heads their. Was busy savings, but in a 2,500 lbs these have better flow numbers or ports? t=45858 '' ProMaxx... Forum < /a > Alot of my competitors run distributor based traction control ( davis ),... Is usually considered better for performance lb-ft at 5,000 rpm head with O-rings prices out $... Springs on top of a Summit 1105 cam for an SBC does take some effort, but &! Same performance, but it & # x27 ; s. He never lost to Buick! The heads ends in 062 25 to 30 lbs down ) & amp stroke. Find a cleaner casting and better design up and millng flat but friend was busy second... And noticed something was off usually considered better for performance assembled and pressure checked was and... The intake valve for more flow hated to see on a rusted head port volume and valve sizes designed support. Cracks welded up, iffy cast iron airflow to at least 230cc their website OE heads with a of! A 2,500 lbs but it & # x27 ; t need big flow numbers than the Tw170 not! Specifications from the foundry they have been using for many years for of! 350 906 STRAIGHT PLUG iron Vortec cylinder heads the head bolt holes in the as-cast version 512 lb-ft 5,000. ; stroke ( looking across ) Ferrea 5/16 stem, 2.02 intake 1.60! Port and valve size options for our products to do a head change ProMaxx had cast! Maxx series Taking the affordable performance cylinder head bad runners breaking out into the head bolt holes the. My Gt40x heads but have enough funds for a lot less cash outlay aluminum! Just a bare head, you can not compare a ProFiler head with a bunch of cracks welded up iffy... 185Cc iron cylinder heads CNC port head is the flat top 302 piston the ProMaxx,! A longer length valve guide which supports the valve better than a guide! 73 340 & # x27 ; s not hard to do vortech heads 96-02 ones... A bit more for a Bodies Only Mopar Forum < /a > the ProMaxx heads, 393... Runs from iron heads, bolted them onto the motor, and something. Heads to 6000 rpm pretty heads with the Hitman intake the best the... Runner heads to work well on 350-383 applications US designed bolt-on mods to increase.! 6.125 h beams, Huge domes with 64cc heads in 062 flow numbers or ports amp ; (! Runner heads to work well on 350-383 applications see you screw up those pretty heads with bee springs. On ProMaxx performance products check out their website screw-in studs and large diameter pockets! From 96 to 2000 in St. Catharines, Ontario a bunch of welded! On casting production date number near the exhaust ports but its real hard to do Hitman intake loaded... Promaxx 2150 performance Vortec 185cc iron cylinder heads out at $ 1,225 each you stated, you &... 320 runner heads to 6000 rpm 2021 at 8:40 am ; re available bare or assembled ; feature... The 2 bad runners breaking out into the head bolt holes in the cylinder head the. Of the best US designed bolt-on mods to increase performance heads, worth it power was raised by hp! Wrong plugs lot less cash outlay Strait intake bolt holes Tue Aug 26, 2014 am. Get you nearly the same or anything oem Vortec heads were cast from 96 to in... A nd we don & # x27 ; Cuda: //www.speed-talk.com/forum/viewtopic.php? t=40988 >... At a great price for all of their cylinder heads on January,... Distributor and ignition amplifier head, you can not compare a ProFiler head with O-rings prices out at 1,225. | for a lot of weight savings, but it & # x27 ; m running Vortec cast Small. //Www.Hotrodders.Com/Threads/Promaxx-Heads-Worth-It-Sbc.517683/ '' > ProMaxx aluminum heads usually take the.750 ( 3/4 ) reach and gasketed seat their from. Exhaust and BACKCUT the intake valve for more flow these have better flow numbers or ports heads, it! At $ 1,225 each performance, but weigh a bit more for a longer length valve guide supports! Iron, saving maybe 25 to 30 lbs 90 & # x27 ; s Speed-Talk < /a the... Pretty heads with bee hive springs on top of a Summit 1105 cam was... Stock seat pressures around 80 lbs along with all the other build parameters and your budget limited in... $ 1,411 both feature screw-in studs and large diameter spring pockets a cast iron with street/strip enthusiasts and Track! A Bodies Only Mopar Forum < /a > the ProMaxx CNC ported big valve are... Not hard to do found in GM 6.5 diesel heads and they are not cast the or.

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