Best chevy heads. My goal is to have 350hp at the wheels.

Best chevy heads Choose the best head for your engine today! Mar 4, 2024 · One of the best Chevy 350 upgrades you can make to increase airflow into the engine is a high flowing set of aluminum cylinder heads. Useful Video Included. What Are The Main Benefits of ProMaxx Performance Big Block Chevy Aluminum Cylinder Heads? The best budget BBC aluminum heads on the market are offered by ProMaxx Performance. No�s 1-7 have nonhardened exhaust valve seats which must be replaced for use with unleaded fuel. Reher-Morrison′s DRM-20° Cylinder Head Conversion Kits come complete with all of the necessary components required Feb 27, 2019 · I need some help picking a set of aluminum heads for my 454, bored . but it has double hump 202 heads. May 1, 2023 · A quick test of eight pairs of small block Chevy heads priced at less than $1,000 to find the best small block Chevy heads on a budget. 3-liter, and even some 6. I'm open to suggestions on what replacement heads will allow me to reach my goal. 290s are closed chamber, 049s open chamber. 7 from a 2500 or 3500 when i look for my core to build because of the factory roller cam and 4bolt main, are the heads on these motors any count??? any info will be Aug 21, 2021 · All Pro is among the best, but honestly with a sub $2,500 budget you're not going to touch anywhere near the best. Edelbrock 5089 Cylinder Head This set stands out for its robust build and performance-enhancing features. Sep 4, 2012 · We test rectangle versus oval ports on a Chevy big-block and give you the dyno numbers. For a street car, this design means excellent throttle response, torque and average power. Order now! Nov 5, 2004 · Putting 350 heads on a 305 is going to drop your compression quite a bit. Check it Now! Dec 10, 2020 · building a small block 355. Apr 21, 2023 · Looking for the best Chevy 350 cylinder head? Look no further! Our selection offers the highest quality and performance on the market. They also include a completed 5-angle valve job from ProMaxx. Looking for Chevrolet cylinder heads online? Explore our complete collection of Chevrolet remanufactured cylinder heads for Cars at the best prices. It’s designed for those looking for reliable performance enhancements. What I'm trying to figure is which head to use? From what I've read, I should look into 186s, 291s, and 462s in that order. In 1975, Chevy started cutting corners on their heads to save a little weight. A-M Cylinder Heads International (CHI) is a prominent player in the automotive industry, specializing in remanufacturing cylinder heads in the United States. 0 LS engine can enhance performance and efficiency. But the 461X and the 292 would except more porting, and except larger springs where the 492 would get into the water jackets. The best iron head made by GM is the bowtie vortec. plan to run a tunnel ram (cool). I'm in the process of trying to return them. They are praised for increasing power output across the entire band and improving fuel economy. 1 small block Chevy V8. Our 305 heads, also known as sBC 305 heads, are meticulously cylinder heads to ensure peak performance. Id get a nice port and valve job on your current heads or look into some aftermarket heads for the 305. 02-inch intake and 1. Jul 8, 2021 · Vehicle Compatibility - Cylinder Head Compatible with SBC engines 302/327/350/383/400 small block chevy engines up to 1986. 0 with a carb to use in my 70 camaro at the drag strip. Right May 25, 2004 · best aftermarket heads for chevy 302 Is anyone aware of folks using aftermarket heads and seeing big rwhp gains on a chevy 302 MO/DZ motor? We are going to do some more research but my friend wants to bolt on a new set of heads to his 69 DZ 302. Best band for the buck, I have $50 into those castings. Top 10 Best Flowing SBC Heads Review 1. And by the late 70s, all SB heads (except the Bowtie heads) were light weight, thin wall castings. Apr 16, 2025 · Choosing the right cylinder heads for a 6. Even original, unmodified heads from the 1960's (in good condition) will perform pretty well by today's standards. Apr 5, 2009 · C3 Tech/Performance - Best GM SBC Casting (performance-wise) ? - Instead of going the aftermarket route, I'm interested in using an old set of GM head on my 355. Article by Mark Trotta One of the small-block Chevy's strong points is the cylinder head design. Mar 4, 2019 · So, you're building a budget small block Chevy 350 — what heads should you be looking for and which should you stay away from Dart Big Block Chevy PRO1, PRO2, Big Chief, and Race Series cylinder heads are meticulously engineered to elevate your engine's performance. Jul 17, 2008 · This is from Chevy HP. Apr 28, 2025 · A friend wants to build a Gen 1 327 SBC and we are looking for the best heads available for the $$$ spent. From Stock to Modified. 0 V8 engine. com Jun 20, 2024 · These heads fit SBC engines up to 1986 and feature a 64cc combustion chamber that helps maintain stock compression ratio. Here is a quick comparison chart highlighting the significant specifications of 906 and […] Here is a review about the best small block Chevy cylinder head with buying guide to help you find a perfect cylinder head for your SBC engine Apr 13, 2022 · A list of the best small block chevy heads you will fancy having for your car and a buyers' guide to help you make quick purchase decision Apr 25, 2025 · Selecting the right cast iron cylinder heads for your small block Chevy (SBC) can drastically improve your engine's performance and efficiency. With a rich history dating back to 1968, CHI has established itself as one of the largest and most reputable remanufactured cylinder head companies in the country. 8-liter and 5. what are the best performing stock heads for a basic smallblock??? i know the vortec style are great but what specific heads are the best, and what could i find them on in the junkyard. Big Block Chevy Compatible Aluminum Cylinder Heads. Aug 29, 2012 · As the title states, I would like some input on the best cast iron sbc head. Dec 14, 2024 · Chevy double hump heads are iconic features of some of the fastest and most memorable car engines ever. Constructed with precision, these Chevy 305 cylinder heads boast superior quality and durability. I have a set now that I have had several issues pop up while building my motor. Chevrolet Performance Parts offers top-tier auto components for engines, transmissions, and beyond. Oct 13, 2025 · The following section presents the Top 20 Best Chevrolet Performance Heads Reviews. Just a shade better then the 461X. Would you agree with this list Apr 22, 2024 · Below we have listed some of the best heads for 454 big block builds to help your 454 big block hp build take a deep breath when you bury the loud pedal into the firewall. 0, or 6. Sep 6, 2021 · The best way to improve power on your small block Chevy would be to not attempt to save those existing heads. The iron Vortec casting would be an excellent choice, but the Vortec heads do not include an exhaust-heat crossover passage. Another important factor is emissions legality. 748, chevy usually uses a plug with a reach of . Here's what you need to know. Looking for something available with 70cc chambers and 180cc intakes able to handle a mild (ZZ4) roller camNo aluminum or Vortecs please. I am planning a larger engine for my car and will try and sell my Brodix BB2x heads and buy a larger head . They both flow similar numbers until . It focuses on performance, compatibility, and features. However, 062 has slightly larger valves than 906 Vortec Heads. Dec 18, 2016 · looking to find some ho heads for my 305 build i need to know what the casting numbers are!! The CID Big Block Chevy cylinder heads are designed to run with shaft mounted rockers that are available from both T&D as well as Jesel, depending on the cylinder head. "So the next obvious step is to add better cylinder heads and a performance camshaft. 0L motor? I am wanting to build a 6. Shop our entire collection of professional-grade cylinder heads today at JEGS High Performance!. The flow numbers Jan 13, 2025 · Engine expert Jeff Smith answers a question on the benefits of swapping later Vortec style cylinder heads onto a Gen. Dart Big Block Chevy PRO1, PRO2, Big Chief, and Race Series cylinder heads are meticulously engineered to elevate your engine's performance. In 1986 Chevy introduced the first production aluminum small-block head on the Corvette, but it has turned out to be mediocre at best. In this guide, we’ll examine the best 350 small block Chevy heads on the market today and provide tips on how to find the perfect head for your engine. 400 lift when the 049 head will flow better at higher lifts because of less valve shrouding. Learn about various head configurations, casting numbers, and their impact on performance to make an informed decision for your project. He came out of the box with two styles of 409 heads. i have been told to look for a 96+ 5. Oct 18, 2021 · Aftermarket aluminum heads typically use valve that has . The 96-97 Late model LT1 heads also flow slightly better than the early ones casting 648 Dec 16, 2005 · What do you think is the best bang for the buck head around? AFR 180/195, Brodix RR, Canfield? AFR show really good flow numbers but what about quality? What do you guys run? Please share your input. When you race, you buy from The General and they work and they are NOT cheap. big block chevy engines have a reputation for dropping , or sucking valves and busting valve train components ,mostly due too the fact that many guys don,t [Tested by Expert] The Best Rated Aluminum Heads for Small Block Chevy in November 2025 - Reviews & Buyer’s Guide. Equipped with Titanium retainers and high quality components, these heads are capable of flowing 437 CFM at 0. Oct 21, 2009 · My question is which head gasket is going to be the best one to use on an aluminum head/iron block configuration?? The compression is just under 10:1 (9. But bolt on a set of great heads even with a poor cam, and that engine will still make great power. Jan 20, 2015 · I am a high performance engine machinist student at NTC in Bemidji MN. Oct 16, 2014 · Double hump heads, Vortec heads, and the other 76cc smog mess. Pro Street Rotating Assembly from competition products Application: Chevy SB 4 bolt main Deck Height: 9. carcraft. 60-inch exhaust valves, often called "fuelie" heads May 24, 2011 · The Patriot heads were designed for standard old style small block chevy cooling system the LT1 has reverse flow cooling. Thanks Tee Sep 24, 2015 · Cathedral port cylinder heads have been mistakenly dismissed by many in LS-series circles for being “old-tech. Install a valve, place the cylinder head with the intake port in this orientation and fill the port from a graduated burette. See full list on chevydiy. The vortecs are great but they could of done more with the exhaust port which is their weakness. 523 lift cam hyd roller. Supplies of all 3 have largely dried up in my area and by the time you buy the heads and do whatever you need to do at the machine shop to get them right, you have spent a good chunk of money. I have a set of 346238 but were told they had peanut ports, What should I do look for more heads or what. Jul 10, 2022 · I just tore down my 5. May 12, 2023 · The 906 and 062 Vortec heads are two popular cylinder head options used in small-block Chevy engines. Sized to nestle into the 350 to 383 to 406-ci small-block displacement range, these heads are intended to produce a street-friendly broad RPM power band. Jun 5, 2020 · The best iron production cylinder head that Chevrolet ever produced was the Vortec that came on truck engines from 1996 up through when the LS engines first appeared in 1998. Preferably a good head that doesn't cost a lot of money would be ideal. 17 hours ago · Cylinder Heads Whether you race Pro Stock, Super Comp, or just want to rebuild your old Chevy 350 small block, there are cylinder heads just for you! Performance cylinder heads enhance the airflow into your engine, giving you improved power and torque. 040" Stroke: 3. I'm looking for oval port, aluminum heads. To help you make an informed decision, we have curated a comprehensive list of top-rated small block Chevy heads that are known for their quality May 19, 2010 · The Mast heads are a nice piece and have a 12 degree angle, but I just spec'd out a set of 4 bolt Mast heads for a 4. Looking at 353049's and 336781's. com, the official website for Car Craft Magazine. I heard the vortec heads flow better then the DH. It's May 19, 2024 · Some of the top brands known for offering the best flowing iron SBC (small block Chevy) heads on the market include Dart Machinery, Edelbrock, and AFR (Air Flow Research). About 4 or 5 CFM. Aug 19, 2025 · We explore the best SBC cylinder heads for every budget. Dec 26, 2001 · DO NOT USE ANY STOCK 75-LATER CHEVY HEADS ON A 400. Feb 13, 2020 · GM's 706 Vortec heads are the cheapest and most effective heads you can use on your 4. Oct 2, 2008 · BTW if your looking into aftermarket performance cylinder heads for the BIG BLOCK CHEVY, the blocks have different coolant passage lay outs, and require matched heads and head gaskets , but check with the manufacturer of the cylinder heads, many of the better aftermarket big block heads have been modified with a larger sealing surface areas and Jun 19, 2012 · Bob Walla Racing Bob Walla of Bob Walla Racing (BWR) developed aluminum heads for 348/409 engines because of pent up market demand. Mar 1, 2008 · Check out this 496 Chevy Big Block Engine get tested with Edelbrock Performer RPM Cylinder Heads and Dart Cylinder Heads other cylinder heads are TFS, Brodix, GM and Pushrod, Featured in Car Craft Jul 9, 2002 · Iron heads. Jan 1, 2023 · Chevy's first true performance heads for the Mouse motor were available in the '60s with the small-chamber 64cc heads and 2. I ran in the high 10's N/A with a mild ported set 062 Vortec's a few years ago. 19 intake valves are installed. 750-inch) thread reach spark plug (similar to older big-block Chevy heads) with a gasket for sealing. 290 & 049 heads have oval ports. Small-block heads measure between 160 and 240cc. What im looking for is a head that will feed a 582 ci with high compression . Mar 25, 2014 · The best head from GM that was installed on a small block is the vortec. If you want to save a few bucks get these SDPC L 98 Heads They work great on TBI trucks and flow plenty for TBI. This review guide explores various options available on the market. The best old head out of the box is the 492. I can't use Vortec heads, but can use any thing else. While 906 and 062 Vortec Heads share some similarities, there are also some notable differences. The modern 18-degree cylinder head will provide more airflow, but at the expense of often requiring special intake and/or exhaust manifolds due to relocated intake and/or exhaust ports, offset lifters, and even Aug 14, 2014 · Look under the hood with CarTech Books’ complete cylinder heads guide for big-block Chevrolet engines. Assuming your 350 small block Chevy is using flat top pistons with valve reliefs, a cylinder head with a smaller 64cc chamber will immediately help by adding compression. Explore our options for improved power, torque, and fuel economy. 1 inch higher compared to production Chevy head’s which drives the longer valve stem. Product Description DRM-20° BBC Cylinder Heads Only Available from Reher-Morrison Racing Engines THE MOST POWERFUL CONVENTIONAL CYLINDER HEAD YOU CAN BUY, PERIOD! Convert your Big Block Chevy from a standard conventional cylinder head to a more POWERFUL DRM-20° cylinder head. Chevy 327 Cylinder Heads in-stock with same-day shipping. 040 over. The question of iron versus aluminum is really more of a question of cost rather than performance. Nov 28, 2010 · I have flowed plenty of factory big block chevy heads, so here it goes. 1 inch longer stem as the casting thicknesses are greater and the ports relocated higher so the whole spring assembly is . TSP's heads are cast from premium aluminum for improved weight and heat management over the old iron. Tell me what head you think is best Apr 21, 2023 · With the right head, you can get more power, improved combustion efficiency, and better overall performance. 900" of lift. The best Chevrolet Performance SBC Vortec heads depends on the application. 525 lift) at a good price ? Or are there better options available ? Thanks ! May 25, 2004 · best aftermarket heads for chevy 302 Is anyone aware of folks using aftermarket heads and seeing big rwhp gains on a chevy 302 MO/DZ motor? We are going to do some more research but my friend wants to bolt on a new set of heads to his 69 DZ 302. Gen V Chevy V-8 cylinder heads: Agree or disagree? What Are The Main Benefits of ProMaxx Performance Big Block Chevy Aluminum Cylinder Heads? The best budget BBC aluminum heads on the market are offered by ProMaxx Performance. May 2, 2016 · knowing what you intend to do with an engine, once its built, and having a realistic idea about your personal skills and your budget limitations would go a long way towards pointing, YOU, OR ANYONE ELSE, to the best cylinder head to select. Jan 21, 2022 · All LS cylinder heads have performance potential, but as with any aspect of engine building, the end goal determines the starting point. I Mar 7, 2024 · Six Ways the Gen V Chevy Small-Block Head Is the Best SBC Ever Gen III/IV vs. Since most small-blocks tap into that passage for exhaust-gas recirculation (EGR), this factor eliminates the May 26, 2023 · Looking for the best budget SBC heads to enhance your engine's performance without breaking the bank? Discover top options, FAQs, and expert recommendations Jan 4, 2010 · In this tech article HOT ROD tests the new AFR 235cc Eliminator cylinder heads on a natrually aspirated Joe Sherman-built small-block Chevy engine to make in excess of 800hp - Hot Rod Magazine Jan 1, 2004 · Can any one tell me the best flowing big block heads that a person might be able to find or buy locally. Jul 18, 2012 · Two issues back, we subjected a 468-inch big-block Chevy to a variety of different oval-port cylinder heads, ranging from stock peanut-port-style heads to full CNC-ported versions (see “The Big Shop Chevy 327 Cylinder Heads and get Free Shipping on orders over $175 at Speedway Motors, the Racing and Rodding Specialists. 0L LS engine cylinder heads to see which ones perform the best. One is based on the 690 version, which is one of the best production heads Chevrolet made, while the other is a raised-port version of the same head. May 3, 2023 · Instead, for our Best Small-Block Chevy Heads story, we have dyno curves, average power comparisons, and even dollar-per-average-horsepower evaluations. Bold statement? Well, not really. 0-liter LS engine builds. Our 37cc cylinder heads feature fully CNC machined intake runners, exhaust ports and combustion chambers. Virtually every aluminum small-block head that we’ve ever seen uses a long (0. Check out what cylinder heads, rockers and pistons work best with this setup. Featuring a huge selection of Cylinder Heads - in stock and ready to ship today! To accommodate all these applications the heads were designed with different combustion chambers, valve sizes, and port dimensions. Our images cover Chevrolet small blocks since 1955. With that much extra reach you could have exposed theads in the combustion chamber, which could possibly cause detonation issues and could possibly get carbon build up on the threads (if that happens you might have to pull the head to get the plugs out). Each product has been carefully evaluated based on performance, quality, and user feedback. Learn more here. Only at carcraft. Click to expand Apr 13, 2010 · What are the best factory heads to use on a 6. Find CHEVROLET 4. Feb 22, 2023 · Dart’s SHP line of cast aluminum cylinder heads are the perfect performance upgrade for Small Block Chevy and Small Block Ford engines in everything from street, strip and circle track to truck and marine applications. The engine had the 706 heads which seem to be known for cracking. or if it’s even possible? Thoughts? Apr 16, 2025 · This blog reviews the best factory big block Chevy cylinder heads available on the market. Ultimate 348-409 Guide - Cylinder Heads - Includes Restoration, Performance Upgrades, Durability Modifications. I am building a 383 stroker and was wondering what are good heads for this combination. This goes all the way back to the over-hyped “fuelie” small-block heads from the 1960s. 460. The right cylinder heads can significantly impact the power, torque, and overall efficiency of your vehicle. centerbolt World S/R Torquers are the best for TBI IMHO. The best way to determine port volume is to measure them. ” However, their thin cross-section allows for a high-velocity and smaller-volume runner design with excellent flow. These affordable heads are available in both as-cast and CNC-ported versions and multiple configurations. Feb 1, 1999 · We build up a Chevy 409 Mark I Big Block. Please HelpTrying to make a decision on heads. Right If there is one category of small-block heads that is best suited to performance street small-block Chevy engines, it is the heads in the 180 to 199-cc intake port volume zip code. Or you could take the money and instead, invest in a 350 and get more ponies out of that then you would doing any amount of work to those heads. Only at www. 8, 5. Crafted to meet or exceed factory standards, these SBC heads are an ideal replacement or upgrade for your 1985 Chevy 305 or any 305 5. Dart SHP cylinder heads for Small Block Chevy and Small Block Ford engines are built with the same American-made quality you know and love and are designed to Brian Tooley Racing offers many complete, ready to bolt on cylinder head options for your LS engine! Sep 16, 2017 · Best 396 heads? by Bob Hollinshead » Sat Sep 16, 2017 1:02 am What are the best large oval closed chamber heads that came on a 396? My kid is looking at a few 396 motors next week and he'll check what heads are on them but just curious which heads were the best on these? I doubt any of these with have rectangular ports but maybe Feb 3, 2025 · Discover the best and worst Chevrolet 350 heads for your performance build. LT1 History Early heads Lt1 Casting 374 last 3 digits have more meat for porting used 92-95 Later LT1 Heads have slightly better flowing exhaust ports castings 561 harder to locate. Dyno tests have proven that comparable aftermarket cathedral port heads […] BRODIX is serious about quality and workmanship at every step of the process. It’s an excellent choice for those aiming to achieve a substantial boost in performance and efficiency. but honestly with a 14:1 355, you don't want or need the best SBC head, you need the best head for that combo and in my opinion I would look at heads in the 195cc to 210 cc range. 8 I believe). They are engineered and are not CNC-ported for maximum horsepower and torque. Top Ten Production CSB Cylinder Heads No�s 1-6 are small-chamber, hi-comp and must have dished pistons to get comp below 10. 3, 6. Jul 24, 2024 · Learn what are the best stock LS heads that will interchange to use on your budget 4. The CID Big Block Chevy cylinder heads are designed to run with shaft mounted rockers that are available from both T&D as well as Jesel, depending on the cylinder head. com or the November 2011 issue of Car Craft Magazine. Most of these small-block Chevy heads offer a power increase of around 40 hp, and even the iron Vortec heads were worth 20 hp over stock. Dec 16, 2024 · Yes Yes Yes, the best production SBC head ever. This bare assembly is a great starting point for a performance engine build. Chevrolet Big Block Heads Combustion chamber types All early Chevy Big-Blocks used closed chambered heads. Some won't fit as some heads are designed for a wide bore. Aluminum heads are not really worth putting on a TBI truck. it has forged flat tops . Feb 28, 2024 · The under-appreciated fact that tends to be lost amidst the throng of aftermarket aluminum small-block cylinder-head offerings is that Chevy’s own cast-iron head used on the 1996-2000 Vortec truck engines is the best-flowing head that GM ever produced for the original small-block V-8. Oct 19, 2009 · It shows Chevy put out many more junk heads than performance ones. Aug 15, 2011 · OK, for my class of racing, I have to use stock, unported heads. Aug 23, 2024 · When choosing the best SBC aluminum heads for your engine, the SBC Small Block Chevy 350 400 Aluminum Bare Cylinder Head Angle Plug 205cc Intake 64cc Chamber is a compelling option due to its design quality and performance enhancements. 00" bore. Why Best 350 Small Block Chevy Heads Is Necessary? Apr 25, 2011 · The world's best cam combined with a poor set of heads will produce an engine that's a dog. Like what you read? Get the full book to learn more! Jun 20, 2024 · However, this precision comes at a price, making CNC-ported heads the most expensive option. You see Mar 6, 2025 · LS engine expert Richard Holdener dyno tests & compares the most popular 6. Upgrade your vehicle with reliable performance parts. Get Free Shipping on Cylinder Heads at Speedway Motors. They are brand new and have zero run time. 00 EACH for a reason. All Pro Heads is the Industry Leader in Small Block Chevy Aluminum Cylinder Heads, catering to the hard core racer always looking for the perfect design for a specific application. They also produced heads in cast iron or in aluminum to achieve different power output and performance. I have never messed with and of the LSx motors to this is all new to me. Jul 26, 2023 · Chevrolet Performance Fast Burn Cylinder Heads 19417592 run $1293. Dart's Race Series Big Block Chevy Heads are meticulously engineered for maximum performance in large displacement, high-revving racing applications. Beginning in 75, Chevy started cutting corners on the SB heads, and by 77 they were basically junk. Apr 11, 2018 · The bpr6es has a reach of . 6L/283 Cylinder Heads In Stock Filter Options, Vendor In Stock Filter Options and get Free Shipping on Orders Over $109 at Summit Racing! Air Flow Research recently launched its newest product, BlackHawk Cylinder Heads for the Mopar Gen III Hemi, at the 2023 SEMA Show in Las Vegas, Nevada! Aug 20, 2009 · what is the best conventional Big block chevy head out there right now . Most heads are swappable but some will reduce power. Oct 28, 2018 · Technical Best heads for A sbc 400 Discussion in ' The Hokey Ass Message Board ' started by 54 Chevrolet, Oct 28, 2018. 750" Crankshaft: Cast scat crank Oct 16, 2015 · We take a look at the history and design of SBC (small block Chevy) cylinder heads from the first gen all the way up to the latest LT1. These heads were used only on Corvette TPI engines used between 1986 and when the LT1 engine debuted in 1992. Jan 31, 2006 · What the best BBC oval port heads, as far as port size and flow? Please help trying to make a decision on heads. I would Order high-performance cylinder heads online today. We proudly carry powerful small block, big block and aluminum cylinder heads that will raise horsepower and help optimize your engine's performance. 2 LS engine build Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads Jun 8, 2021 · Learn how to identify Chevy cylinder heads on your early cast iron, late model aluminum, or aftermarket and Vortec Chevy Small Block (SBC) with our Chevy cylinder head identification guide. Mar 4, 2019 · So, you're building a budget small block Chevy 350 — what heads should you be looking for and which should you stay away from May 20, 2024 · When it comes to enhancing the performance of your small block Chevy engine, investing in the best small block Chevy heads is crucial. If you're looking to rebuild your old Big Block Chevy powerplant, you can't go wrong with a set of performance cylinder heads. You could get a nicely optioned set of L92s from WCCH for less than $2K. :) Does anyone sell modified vortecs (that can handle . Since most small-blocks tap into that passage for exhaust-gas recirculation (EGR), this factor eliminates the May 26, 2023 · Looking for the best budget SBC heads to enhance your engine's performance without breaking the bank? Discover top options, FAQs, and expert recommendations Jul 17, 2008 · This is from Chevy HP. They orginally came on the TBI Birds and Camaros. Using dual springs and solid steel valves (not the most expensive options) a set of complete heads came out to $3600 on their site. From iron Vortecs, to entry level and CNC-ported aluminum. This is especially true when 2. My goal is to have 350hp at the wheels. Best suited for +540 cubic inch large displacement big block chevy racing engines, operating at or below 7600 RPM. Not compatible with Vortec style intake manifolds High-Performance - Featuring a 200cc intake runner, this cylinder head enhances power while retaining stock compression for 1970 and earlier models Optimized Combustion - With a 68cc combustion chamber and square intake Mar 15, 2007 · The 882 head is a 75-later head-----------------NOT GOOD. I don't know how much you may be familiar with SB heads, BUUUUUUUUUUUT, 74 was the LAST year for "good" production SB heads. But don't worry, most LS heads are so good Chevrolet Performance Parts offers top-tier auto components for engines, transmissions, and beyond. 5:1. In 75 the heads had a second exhaust crossover port added which produced more head heat. 3 and the first thing I notice is that it looks like the heads were leaking. but are better heads for the cost of vortecs. However, the most popular version of the Chevrolet Performance Vortec heads is the bare casting, allowing you to assemble the heads with parts you choose. I would Aug 20, 2009 · what is the best conventional Big block chevy head out there right now . I can change valve size. BBC Oct 12, 2022 · I’m wondering what the best small block combo would be; bore/stroke, compression ratio, cam, intake, exhaust, etc, would be to get maximum torque by 1500-2000 rpm. 025" Bore: 4. Tell me what head you think is best Apr 13, 2010 · What are the best factory heads to use on a 6. zqvf cnhjfc tvld gjamhk ebavz fcasu zkch ooj lago jfg rwlqqsf obnoo dqop zgenpljc pmua