Bbc Oval Port Heads

Another benefit of the aluminum heads is that at only 31 pounds apiece, they will take a lot of weight off the front end of the car. Buy Edelbrock Cylinder Head BBC Performer RPM Oval Port 100cc Complete Single w/ Springs at Walmart. Brodix RR BB-O Oval Port Cylinder Heads Now with MANLEY Valves. Big Block Chevy Oval Port Cylinder Head Casting Numbers. These Printoseal construction, performance gaskets will not indent aluminium heads and feature non-metallic rubber-fibre base material to resist fuels. The good Oval Port heads are 781s or 049s I honestly wouldn't put money in any other factory oval port BBC head. I had a peripheral hand in helping out with this high-effort street engine build. Hemi is back in the marine engine business again. About BBC Good Food We are the UK's number one food brand. They build the big steam. 1-16 of 355 results for "big+block+chevy+aluminum+heads" Skip to main search results Amazon Prime. 1986-89 Big Block Chevy 427 Oval Port Cylinder Heads BBC Truck Car 14092359 359 in Motors, Parts & Accessories, Vintage Car & Truck Parts. a good set of brodix heads for a bbc,would be better than porting out your oval port heads,or try a set of edelbrock alum,heads with rectangle port more hp for the buck,just waisting your money porting a set of oval ports. Free Shipping by Amazon. Those are torque monsters!!!. These heads bolt directly in place of stock cast iron heads allowing reuse of the intake manifold and pistons. This process will enhance exhaust gas expansion into the manifold and increase port flow. 880" exhaust valve job. 5:1 compression when used as part of the Total Power Package® Unique oval intake port shape produces flow similar to rectangular ports, but the smaller port size provides excellent seat-of-the-pants performance and crisp throttle response. Also have SBC and SB Ford 3v BBF and can get other brands. Is there such a thing? Everything I find is either aluminum or rectangle port. These heads should be torqued to 65ft. It all depends on the application. They worked well for me. The more cubic feet per minute (cfm) of air that flows through the intake ports and into the combustion chambers, the more horsepower the engine. BIG BLOCK CHEVY 300cc OVAL PORT ALUMINUM HEADS BY PROCOMPFULLY ASSEMBLED, SETUP FOR USE WITH HYDRAULIC FLAT TAPPET CAMS UP TO 560 LIFT. Oval port heads are best for street applications where lots of bottom end, off-the-line power is desired. Chevy Top End Kit 396 427 454 496 502 BBC Aluminum Heads oval port 540 750 lift. Find Brodix Cylinder Heads Race-Rite Oval Port Cylinder Heads for Big Block Chevy RR BBO PKG and get Free Shipping on Orders Over $99 at Summit Racing! Brodix Cylinder Heads Race-Rite oval port cylinder heads for big block Chevys bolt on directly in place of your stock heads, so you can reuse your intake manifold and pistons. I found a guy that has the gumpy Jenkins oval port heads for sale and was wondering how good these heads are. Find Port In Stock Now. PART NUMBER, TEK-1017-1275-BBC-50THIS IS EXACTLY YOU NEED WHEN INSTALLING A SET OF ALUMINUM HEADS ON YOUR BIG BLOCK CHEVY ENGINE. 265cc Oval Port Magnum Street Cylinder Head Features: 50% CNC Ported Combustion Chambers 40% CNC Ported Exhaust Ports (Bowl Blend). I had my photograph printed at a superb printer, using a very expensive machine. CFE 18 degree Spreadport programs are custom engineered for both engine application and manifold requirements. I would do more checking around on the numbers, ls7 heads are 627 2990 G M 1T block 14015445. 396 427 454 496 502 Bbc 115cc Aluminum Heads Oval Port Chevrolet 540 572 New. You can gasket-match the exhaust port as well, but leave a 1/8-inch of white ring around it. Shop for discount Bbc Aluminum Heads Oval here. AFR (Advanced Flow Research) Big Block Chevy Performance Cylinder Heads - 300cc Oval Port 24° "Magnum" BBC Hover (or touch) to zoom. 88 valves, springs for hyd roller cam, guide plates and some porting done to them. flat tapp: bbc 454 496 alum heads 118cc chamber 330cc runner solid roller: bbc 454 496 alum heads 118cc chamber 330cc runner hyd. 06 intake, 1. 1-16 of 336 results for "Bbc Aluminum Heads" Skip to main search results Amazon Prime. Chevy Top End Kit 396 427 454 496 502 BBC Aluminum Heads oval port 540 750 lift. One thing to consider, many aftermarket oval port BBC heads do not match with oval port intake manifolds. Brodix RR BB-O Oval Port Cylinder Heads Now with MANLEY Valves. The smaller, oval-port heads are typically a better choice for a daily driver or street/strip car. PART NUMBER, TEK-1017-1275-BBC-50THIS IS EXACTLY YOU NEED WHEN INSTALLING A SET OF ALUMINUM HEADS ON YOUR BIG BLOCK CHEVY ENGINE. still have the exhaust rotators on them. Home Product Big Block Chevy, Heads, PRO1 PRO1 24° 275cc Oval Port. CHEVY BBC HOLESHOT OVAL PORT. They feature an oval intake port design that produces excellent low and midrange torque and horsepower, plus more efficient heart-shaped, CNC-profiled combustion chambers,. ported cylinder heads for the high performance motorsports industry. 43225000 - Big Chief Manifold Oval (requires port match) 10. PROMAXX Performance Products specializes in all types of automotive cylinder head for any budget, carrying Performance cylinder heads, diesel cylinder heads and stock replacement cylinder heads. The picture above shows a rectangular port intake gasket. If a vehicle was ordered with as “high-performance” with a big block, that engine received rectangular-port heads. Putting on Brodix Race Rite Oval port heads on my BBC and dont need the cast heads but dont know what if there is any real value to them. Also have SBC and SB Ford 3v BBF and can get other brands. Edelbrock C-66-o Dual Quad Intake Manifold 54201 Bbc Fits Oval Port Heads. The smaller, oval-port heads are typically a better choice for a daily driver or street/strip car. I installed a set of the 350-cc port heads in out-of-the-box form on a mule engine. 700" lift and is the ultimate street/race weapon without having to step up to a rectangular port design. Big Block Chevy Oval Port Cylinder Head Casting Numbers. 1968 Bbc - $1,775. He said that they were 'garbage smog heads' and not worth anything. I have heard of them but never head of them running so wasn't sure about them. what do you intend to do with this engine. The home of Cricket on BBC Sport online. BB Spread Port Conversion Kits 555-632. Re: Big block Chevy head question I've been doing a little reading and talking lately. Find great deals on eBay for bbc aluminum heads and bbc used aluminum heads. They offer the largest intake-port volume of 290 cc. Oval port heads are best for street applications where lots of bottom end, off-the-line power is desired. Exhaust Port Gasket Shanon's Engineering Inc. The 300cc oval port cylinder heads feature 100% CNC machined intake runners, exhaust ports and combustion chambers; our 300cc oval port flows 388 CFM at 0. Not just more peak power, the Brodix heads swap increased torque production through the entire rev range, from 3,500 rpm through 6,500 rpm. 5 DEGREE "AS CAST" OVAL HIGH PORT PONTIAC HEADS FOR MARINE APPLICATIONS; BBC. Locate the World cylinder head identification castings. Every head is ported to the customers needs which doesn't n. In an effort to decide whether aftermarket aluminum heads are the best approach for my purposes, of if the stock heads can be modified with reasonable su. 77” tall x 1. These heads deliver more features, higher flow characteristics and better finish quality than other competitive brands. To start i can buy a set of cast iron 049 cylinder heads ( $350) that have been ported and polished, flow benched, CC'd, the 049 has 112CC combustion chamber 255 Intake and 119 exhaust ports GM Performance oval port aluminum heads (12363392) have 110 CC combustion chambers 290 intake 110 exhaust. 320cc CNC ported Brodix BB-2 aluminum big block Chevy cylinder head. Our eBay user id is: skipwhite, and our eBay store name is. Chamber size of heads is given as an approximate CC as is static compression. AFAIK 343772 are peanut Port heads. Pro1 BBC 275 Oval Port Cylinder Heads with 110cc Chambers. using high pressure moly lube or 70ft. 3750 Intake Valve and 1. AFR heads are available bare (without parts), call our tech line for details. These intakes are designed to optimize the flow characteristics of an 850 cfm standard flange. AFR – Airflow Research 3610-1 – AFR Big Block Chevy 265cc Oval Port Magnum Aluminum Cylinder Heads Details. Quick View. 1967 Bbc Chevy 396 427 Oval Port Heads 3917215 I-6-7 I-26-7 400hp 67 Chevelle Ss. Oval-port heads can also be reconfigured to accept the larger 2. I wish to point out that Pontiac manufactured heads with push-in studs and screw-in studs using guide plates. Vintage Car & Truck Cylinder Heads & Parts for Chevrolet 1970's BBC Big Block Chevy 396 402 427 454 Oval Port Head 336781 781 D-22-75 Vintage Car & Truck. This is excellent information to prove that oval port heads are the best choice for "milder" applications that are under 500 CI and have a max RPM in the 6500 range. Sounds like a big yes to us. well it all been said. check more around on the net, and check again. , carb, bigger cam, headers, etc. Free Shipping by Amazon. Cylinder heads with oval intake ports are smaller in volume and designed for greater low-RPM torque. pro comp heads bbc - compare prices at BuyCheapr. 396 427 454 496 502 Bbc 115cc Aluminum Heads Oval Port Chevrolet 540 572 New. CNC ported, valve jobbed, hand tuned and flow tested. Port efficiency is much better at the lower volume required by engines operated in these conditions. an oval gasket. Big Block Bbc Chevy 454 496 300cc Oval Port Aluminum Heads Assem. speedmaster79. Exhaust ports are in the stock location eliminating header or manifold interference. Home › AFR 3650 BBC 290/112CC OVAL PORT CNC. Current aftermarket oval-port heads (like the AFR 265s tested here) not only match or exceed the flow offered by a set of stock rectangular-port heads, they do so with considerably less port. I'me going to run a converted Hilborn stack unit on a 489 BBC for the street. If you like your neighbors, don't buy this cam. The red trace is the rectangular port LS3-style heads, while the black trace is the cathedral port heads. This is an oval head:. One thing to consider, many aftermarket oval port BBC heads do not match with oval port intake manifolds. flat tapp: bbc 454 496 alum heads 118cc chamber 330cc runner solid roller: bbc 454 496 alum heads 118cc chamber 330cc runner hyd. The Edelbrock Performer RPM Cylinder Heads are designed for high performance marine use. I am trying to get some answers/opinion on something i am investigating on BBC Cylinder Heads. The BP BB-2 XTRA heads are CNC-ported to a mirror finish and flow within 1% of each other. qtr window trim and. BOWTIE OVAL-PORT ALUMINUM CYLINDER HEAD ASSEMBLY. Buy Bbc Port Single Cylinder. Flow data based on Cylinder #1 intake and exhaust port. Will that be okay or will there be a big horsepower loss? I've read that you shouldn't do this because the engine will suffer a big power loss. The peanut ports were the truck heads, and the oval port heads were the passenger car heads. BOWTIE OVAL-PORT ALUMINUM CYLINDER HEAD ASSEMBLY. Pro Comp Aluminum Cylinder Heads are a great choice for an out of the box horse power upgrade for your Big Block Chevy. In some cases, we may offer 2 different CNC ported versions such as our Stage 3 ported LA or magnum Edelbrock heads, and the BigMouth heads with pushrods moved over to widen the port at the pushrod restriction and increase the port volume. New and Used Car and Truck Parts and Accessories On Sale Automotive Parts and Accessories Chevy Top End Kit 396 427 454 496 502 Bbc Aluminum Heads Oval Port 540. Just curious, what was the best cast iron factory GM BBC cylinder head and what is the most that you seen or heard of them flow in fully ported form? I assume a rectangle port of some offering. 88 ARP 208-4303 Head stud kit Acura Integra GSR B18C1 B18C5 B20VTEC LSVTEC Complete Aluminum Cylinder Heads SBC Chevy 350 190cc 64cc 2. has anybody ported a set of these heads , or even a different set of bbc oval ports? i have done a few small block heads going off of my david vizard books but i cannot find much info on bbc heads. These heads have no EGR and are not emissions legal. If you do not mind the small oval ports those are the heads you will need. They sure make the old factory iron large oval-port "781" heads that came with the engine for the truck look cheap, compromised, and obsolete. Since it is almost impossible to compare the flow numbers from different flow benches I have started this page to show you how much cfm gain I have gotten out of the heads I have ported. Chevy Top End Kit 350 383 400 Aluminum Cylinder Heads Straight Plug 327 283. Great for low end power, crappy for anything else. 72 exhaust. For sale is a pair of Chevy BBC cast-iron factory heads. SBC Brodix Oval Port Manifold SBC Brodix Oval Port 229cc Aluminum Heads: We do not sell parts. I was running some 781 oval ports and it worked pretty decent but hurt the heads. 080 Chome Moly Pushrods, Complete Gasket Set. 640 Roller Springs, Titanium Retainers Race Ready $2995. 700" lift and is the ultimate street/race weapon without having to step up to a rectangular port design. AFR 265cc Oval Port "Magnum" BBC Small Port, High Velocity, Torque Monster. BES Racing Engines now offers complete cylinder head packages. BRODIX/SONNY'S 14. TREperformance sells new AFR 300cc BBC Oval Port Magnum aluminum cylinder heads from Air Flow Research for almost any Chevy big block vehicle, this is part # 3680. 19 intake, 1. Used (normal wear), 049 bbc oval port heads ready to go machime work all done just need to be put together & assembled with matching valve springs for your camshaft only asking $400. Let me sum up the oval versus rectangle port debate here by saying the a big rectangle port is a poor Band aid. Looking at 353049's and 336781's. Allow an extra 5 days for delivery. Does not fit tall deck blocks. Blend the area about an inch into the intake port. Brodix RR BB-O Oval Port Cylinder Heads Now with MANLEY Valves. BBC Cast Aluminum Valve Cover Read more. These h eads are assembled and ready to bolt on! Don't settle for a lesser set of cylinder heads, these are the best on the market at this price point!. This photo shows the difference in a peanut port vs. 19 intake valve and the 990s flow better at high lift. In an effort to decide whether aftermarket aluminum heads are the best approach for my purposes, of if the stock heads can be modified with reasonable su. We also offer our new line of rectangular port bbc Bravo heads in our other listings. 880" exhaust valve job. using 30wt. Pro-Filer Sniper BBC Heads. For all you bbc guy out there, can yal answer this question? I dont know much about big blocks, but can you run a square port intake on oval port heads? I dont know what heads they are i think they are 325 horse 396 heads, the intake is a offenhauser cross ram. CID offers performance Symmetrical Port Big Block Chevy heads & manifolds, LS7 & LS3 manifolds, GenV LT1 Cylinder Heads, LS7 Cylinder Heads & SB Ford manifolds. BBC oval port Accel DFI+WBO2 kit- complete Parts for Sale I have a set of NIB Edelbrock Performer RPM 60459 Oval port BBC heads $1600. "I needed a very high quality print to enter in a photography art show. 8123 – The P/N 8123WND intake manifold series is designed specifically for BBC early “standard” oval port cylinder heads used for truck and passenger car applications 1965-1975. Edelbrock Heads The Edelbrock Performer RPM oval ports are an interesting mix within the collection of aftermarket aluminum oval-port heads. Great for low end power, crappy for anything else. 600" cylinder bore, 2. Getting ready to build my first blower motor, a Mark VI BBC. I have heard of them but never head of them running so wasn't sure about them. AFAIK 343772 are peanut Port heads. - Edelbrock 2904 Victor Jr. They sure make the old factory iron large oval-port "781" heads that came with the engine for the truck look cheap, compromised, and obsolete. 880" exhaust valve job. If you`re going to drag-race a car, use rectangle port. Find great deals on eBay for bbc heads aluminum and bbc used aluminum heads. The least expensive online catalog for all your Bbc Dual Quad Intake needs. Includes plenum area modifications, including notching the center divider and modifying the port openings to the Fel. 3917215 is a casting number for a '67-'68 oval port, closed chamber 101cc head, used on 396 and 427cid engines. 5 DEGREE "AS CAST" OVAL HIGH PORT PONTIAC HEADS FOR MARINE APPLICATIONS; BBC. These have higher airflow rates than production oval-port heads. 06 intake, 1. 19 intake, 1. Big Block Chevy Oval Port Cylinder Head Casting Numbers. A buddy of mine has an old set of oval port BBC heads collecting dust in his shop. Use your cylindrical carbide bit to cut this white ring away. For all you bbc guy out there, can yal answer this question? I dont know much about big blocks, but can you run a square port intake on oval port heads? I dont know what heads they are i think they are 325 horse 396 heads, the intake is a offenhauser cross ram. 320cc CNC ported Brodix BB-2 aluminum big block Chevy cylinder head. T = Tall deck Oval includes both "peanut" (also called "round") ports and large oval ports We would like to thank everyone that has contributed to the data provided on this site. TRM Specializes in Hi-Performance Muscle Car Drag Race Circle Track Vintage Classic Chevy Ford Dodge Chrysler Mopar AMC DART Blocks & Heads Valve Train Intake Valve Covers Cranks Holley Carbs Blocks Rear Axles Muncie Diamond Pistons Be Cool Ignition NOS Restoration Collector-car Hobby & more. AFR heads are available bare (without parts), call our tech line for details. 900"exhaust valves. Lpc Aluminum Heads Ls1 Ls2 Ls6 15 Degree Cathedral Port 2. All World heads have a World casting mark. I have heard of them but never head of them running so wasn't sure about them. All Bbc Port Single Cylinder listed are from our selection. Help is just a click away!. Also, it isn't normal to have oval port heads on a. CHEVY BBC HOLESHOT OVAL PORT. 750 lift pair $2150. Description: Chevy BBC Vortec L29 heads, big oval port, no exhaust riser passage, one pair, purchased new about 4 years ago, had valve seats changed to 2. 88, hardened exh inserts, seats not finished as I was going to do final blending, been setting in garage for 2 years since valve job. If you have no experience with a dremel, practice, this project is potentially dangerous if not approached properly. Edelbrock's all new line of heads are designed for entry-level street performance engines and ideal for operating in the idle to 5500 rpm range. Chevrolet V8 With General Duty Oval Port Cylinder Heads Catalog #7115 INSTALLATION INSTRUCTIONS PLEASE study these instructions carefully before beginning this installation. We offer a variety of Bbc Oval Port Heads for your automotive needs. We are in the process of updating our line of bbc cams to the special grind numbers that are highly suitable for the Procomp heads for use in street rods. TFS-41400001 Trick Flow BBC R-Series 320 Cylinder Heads. 250" intake valve job and 1. This information has been gathered from several sources and has not been verified. , carb, bigger cam, headers, etc. If you do not mind the small oval ports those are the heads you will need. CFE 14 Degree Spreadport BBC. CSI Automotive Sales, Service & Parts. _____ 1949 Pro Street Meteor Coupe, 468 BBC. Eligible for Free Shipping. 06 intake, 1. 1986-89 Big Block Chevy 427 Oval Port Cylinder Heads BBC Truck Car 14092359 359 in Motors, Parts & Accessories, Vintage Car & Truck Parts. Used (normal wear), 049 bbc oval port heads ready to go machime work all done just need to be put together & assembled with matching valve springs for your camshaft only asking $400. using 30wt. Locate the World cylinder head identification castings. 880 exhaust valve job, full port, bare. The most important improvement is that the exhaust ports are in the stock location eliminating header or manifold interference. Just put a set of GOOD 1pc valves in it($500 or more for American made or you will drop an exhaust valve. BBC 305CC/119CC OVAL PORT Heads For Solid Roller Cam. Big Block Chevy Heads - Brodix: Brodix 345/363cc 3Xtra Rectangle Port Cylinder Heads w/CNC Ported Chambers: $3095: Brodix 351/365cc 3Xtra Oval Port Fully CNC Ported Cylinder Heads: $3695: Brodix 366/380cc 3Xtra Rectangle Port Fully CNC Ported Cylinder Heads: $3595: Brodix 383/383MC/395MC Fully CNC Ported Cylinder Heads: $3895. The BP BB-2 XTRA heads are CNC-ported to a mirror finish and flow within 1% of each other. When examining any Pontiac head today it requires an open mind. It all depends on the application. Is there such a thing? Everything I find is either aluminum or rectangle port. Wanting to find Bbc Chevy Aluminum Heads online? 396 427 454 496 502 Bbc Aluminum Heads Oval Port 540 750 Lift 2015 CSI Automotive Sales, Service & Parts. We are in the process of updating our line of bbc cams to the special grind numbers that are highly suitable for the Procomp heads for use in street rods. Dart big block heads deliver superior performance without the hassles of welding and modifying stock. AFAIK 343772 are peanut Port heads. There's something concerning the longer days and also the warmer weather condition that draws out of our winter funks and obtains us really feeling encouraged to take command of lives and also beverage up their lives for the better. We offer a plethora of Afr Bbc Heads for your vehicle needs. Our Aussie manufactured HRD Higgins LS-series cast alloy CNC ported heads are available to suit LS7, L98/LS3 ports for street and race applications. BBC Cast Aluminum Valve Cover Read more. 710 SOLID ROLLER Pro gasket as it does not precisely fit AFR heads. NO CORE RETURN REQUIRED. I am trying to get some answers/opinion on something i am investigating on BBC Cylinder Heads. Flow data based on Cylinder #1 intake and exhaust port. All chamber sizes should not be assumed but cc'd to confirm the chamber size. BBC - Chevy AFR - Air Flow Research Heads AFR 305 CC Magnum - $2,313. Edelbrock Performer RPM BBC Oval Port 6045: 5-Axis CNC Porting of Intake and Exhaust Ports. Factory heads are classified as either high-performance (rectangular port) or standard passenger car (oval ports). (These heads are becoming scarce as they were replaced early in production with “peanut port” versions. 5 DEGREE "AS CAST" OVAL HIGH PORT PONTIAC HEADS FOR MARINE APPLICATIONS; BBC. Part 21 Cylinder Head Porting Terms and Tools 620 HP 454 Big Block Chevy Engine Build. About BBC Good Food We are the UK's number one food brand. Chevrolet Performance Bow Tie Race Cylinder Heads are designed for monster-cubic-inch stroked big blocks to maximize their performance. 0 on a back yard tune up of 200 asking 1100 located in huntsville alabama willing to ship if buyer. Our user id is: skipwhite, and our store name is whiteperformance1. Beginner's Port and Polishing: Please keep in mind that performing anything suggested in this instructable is at your own risk. NEW PAIR GM BBC CHEVY ALUMINUM CYLINDER HEADS 396 427 454 OVAL PORTS NO CORE. 50 exhaust while the bottom head is the performance version (325hp and higher) used on 67-68 327 applications with 2. I am trying to get some answers/opinion on something i am investigating on BBC Cylinder Heads. Find great deals on eBay for bbc aluminum heads and bbc used aluminum heads. NO CORE RETURN REQUIRED. 0 new and used Bbc Oval Port Heads boats for sale at smartmarineguide. CNC Combustion Chambers. Part 21 Cylinder Head Porting Terms and Tools 620 HP 454 Big Block Chevy Engine Build. you put an oval port head on that motor and it will be done by 5000-5500 dont waste money on old 781 heads when you can get aluminum for a little bit more. Peanut port refers to the very small "round" ports used on late 70-mid 90's motors. operating at or below 6,200 rpm—providing tons of bottom-end torque, tremendous throttle response, and great all-around power. But I have used the BB-2 Rect Port heads. Click right or left side (or swipe) to see more images. Putting on Brodix Race Rite Oval port heads on my BBC and dont need the cast heads but dont know what if there is any real value to them. -CNC ported with Weingartner Racing Port Design pair bare $2600 (coming soon) -Brodix 270cc oval port as cast heads assembled for flat tappet or Hydraulic roller cams pair $1950 -Brodix 270cc oval port as cast heads assembled for Solid roller cams up to. AFR 300cc BBC Oval Port Cylinder Heads CNC Ported Solid Roller Springs - Air Flow Research 3680 - TREperformance. BBC Cast Aluminum Valve Cover Read more. Putting on Brodix Race Rite Oval port heads on my BBC and dont need the cast heads but dont know what if there is any real value to them. 8 Ex Valve size Intake flows over. Air Flow Detail #174 BBC Sniper Head - 320cc Runner. BBC-OVAL-272. Price-wise, you cant even buy the parts for what I am selling the complete, running -0 miles- engine for. Brodix RR BB-O Oval Port Cylinder Heads Now with MANLEY Valves. 1 set bbc oval port heads 063 fresh out machine shop $900 1 set bbc square port heads 840 - bare $750 1 set bbc square port heads 840 fresh $1,800 Set of dimple rods for bbc $300 1 small block engine block from Summit - 1 piece rear seal bored. You can gasket-match the exhaust port as well, but leave a 1/8-inch of white ring around it. Let me sum up the oval versus rectangle port debate here by saying the a big rectangle port is a poor Band aid. This listing is for a pair of BBC 3964290 Oval Port Bare Cast Iron Cylinder Heads. The picture above shows a rectangular port intake gasket. I am trying to get some answers/opinion on something i am investigating on BBC Cylinder Heads. TREperformance sells new AFR 265cc BBC Oval Port Magnum aluminum cylinder heads from Air Flow Research for almost any Chevy big block vehicle, this is for part # 3610. Donald Trump accuses Barack Obama of TREASON over 2016 campaign 'spying' as feds run 'criminal investigation' into origins of Russia probe. Cast from A356 aluminum and heat-treated to T6 specifications. Bbc Oval Port Intake Manifold. RHS is the leading developer of high performance cylinder heads, engine blocks, intake manifolds and related components for street performance and race engines Racing Head Service (RHS) JavaScript seems to be disabled in your browser. Brodix 351/365 Oval Port Big Block Chevy Cylinder Heads, Priced From: $3,695 Custom Built by Shafiroff Race Engines and Components. Speedway Big Block Chevy Aluminum Dual Plane Intake, Oval Port made by Speedway Motors, for as low as $189. bbc 454 496 alum heads 118cc chamber 330cc runner hyd. Description: Chevy BBC Vortec L29 heads, big oval port, no exhaust riser passage, one pair, purchased new about 4 years ago, had valve seats changed to 2. BRODIX/SONNY'S 14. Give us a call to see what we can do for you. What the best BBC oval port heads, as far as port size and flow? Please help trying to make a decision on heads. 19 intake, 1. Smaller chamber heads like the c/n 215 could be used for better compression than the larger chambers found on c/n 049 or 781 heads. Edelbrock Heads The Edelbrock Performer RPM oval ports are an interesting mix within the collection of aftermarket aluminum oval-port heads. For all you bbc guy out there, can yal answer this question? I dont know much about big blocks, but can you run a square port intake on oval port heads? I dont know what heads they are i think they are 325 horse 396 heads, the intake is a offenhauser cross ram. Important note. Wanting to find Bbc Chevy Aluminum Heads online? 396 427 454 496 502 Bbc Aluminum Heads Oval Port 540 750 Lift 2015 CSI Automotive Sales, Service & Parts. These Printoseal construction, performance gaskets will not indent aluminium heads and feature non-metallic rubber-fibre base material to resist fuels. BBC 396 427 Oval Port Heads 3917215 Oval Port heads, hardened exhaust seats installed by AIMS K37, K67 (Nov 3 1967, Nov 6 1967) date codes. 880 exhaust valve job, full port, bare. Stock, complete & clean 781 castings off of a running engine. 750 lift pair $2150. In the lower section of this ad you will find valuable information on how these heads perform when used with various engine sizes and cam combinations in street rod. 88, hardened exh inserts, seats not finished as I was going to do final blending, been setting in garage for 2 years since valve job. BBC 454 to 470 CID with AFR 265 or 290 Oval Port heads to max of 6200 rpm. With these smaller oval. big block chevy bbc oval port heads - $600 (murray ky) i have a new started on a motor and taken off , set of big block chevy (new style ) oval port gm heads with guide plates, rocker studs and rockers. One set of 502 Rectangle port Gen 5-6 heads $750. 88" exhaust valve. SOLD AS A PAIR. CFE 18 degree Spreadport programs are custom engineered for both engine application and manifold requirements. Putting on Brodix Race Rite Oval port heads on my BBC and dont need the cast heads but dont know what if there is any real value to them. RECTANGULAR PORT - Valve size 2. Also have SBC and SB Ford 3v BBF and can get other brands. Here is list of all OEM oval port heads OVAL PORT - Valve size 2. hit the net and buy a book called how to hot rod big block chevys, printed in 70s and in the back will list all. When the conversation is about oval port heads for a small bore BBC, THIS is the head Yes Chad they're Brodix heads a raised oval port, the same head that won the 2005 EMC and dominated the EMC for a few years before as well too is run on Northeast Modified cars BUT they'll set you back some coin and require a custom manifold. 1986-89 Big. Edelbrock's all new line of heads are designed for entry-level street performance engines and ideal for operating in the idle to 5500 rpm range. Oval-port heads are known to easily support up to 600 hp with the proper combination of parts; some builders have exceeded that mark by a considerable amount in special applications. Will not fit "tall block" V8s. SBC Brodix Oval Port Manifold SBC Brodix Oval Port 229cc Aluminum Heads: We do not sell parts. Port For Sale. These heads bolt directly in place of stock cast iron heads allowing reuse of the intake manifold and pistons. AFR 300cc Magnum BBC Oval Port Heads Fully CNC Ported Solid Roller Springs 112cc Chambers AFR3680 M: $4,400. 30" Intake Valve and 1. BBC-OVAL-272. Current aftermarket oval-port heads (like the AFR 265s tested here) not only match or exceed the flow offered by a set of stock rectangular-port heads, they do so with considerably less port. Examples of Gains With My Porting. Intake Flow Numbers. If a vehicle was ordered with as "high-performance" with a big block, that engine received rectangular-port heads.