223. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Factory Ford Modular 2 Valve Heads; Trick Flow Modular 2 Valve Heads; Modular 3 Valve Heads; Modular 4 Valve Heads; GT-500 Heads; Cylinder Heads … Our CNC heads now available. I am just finishing the head and it's flows pretty well and looking to run a comp cam and offy c series open intake with lots of boost. The Ford 300 has D shaped combustion chambers. Can these heads … Iron ford cylinder head castings any casting number Stage 1 intake and stage 2 exhaust $700.00 320 cfm / 185 cfm stock exit exhaust stock valve sizes Stage 2 intake and exhaust $850.00 340 cfm / 200 cfm stock exit exhaust 2.2" / 1.76" valve seats Stage 3 intake and exhaust $1050.00 355 cfm / 210+ cfm open passage exhaust 2.2", 2.24" / The valves are way too big and ports butchered. Header, Street, Full-Length, Steel, Silver Ceramic Coated, Ford, 240, 300, Each. For a better experience, please enable JavaScript in your browser before proceeding. Used on 351W. Part Number: HED-89306 Looking down the valve bowls the head is actually upside down so thats not the port floor your seeing it's the port roof when the head is bolted onto the engine. Ford GT40P Heads - $300 (Havana) GT40P heads with mild porting. Found the sheet with the flow numbers for my 300 head. So if you guys are looking for another great source for head porting, we can provide great heads at competitive pricing! You are using an out of date browser. Spectre Performance. Still a great upgrade for the Stump Pullers. 300 I-6 ford performance builds? PRODUCTS. 67mustangscode. On your intake picture.. what is the tear drop dark shape that looks like it is dripping from the valve guide? 67mustangscode . The porting in our performance versions provide the increased airflow you need. If I had my current shop rate paid to me in a lump sum for every hour I spent porting and flowing heads and intakes in the ’70s and ’80s, I could build a new race car. The head was ported and polished with 1.90/1.60 valves. ! Ford 300 / 240 Big 6 In 2016 Aussiespeed will focus a range of products designed for the 4.9L Ford 300 and 240 cubic inch big six. The increase is due to an increase in the price of castings and Dual … The Ford 300 cubic inch straight-six is a staple of American truck culture, having literally helped build this nation as we know it. Advertisement. Plugs are include with this item to block off the AIR holes if not needed. While the Ford 240 and Ford 300 head share the same port and valve sizes, the Ford 240 head has a smaller 68cc combustion chamber vs 78cc for the Ford 300. Just to clarify, I should narrow the intake valve boss but do not remove it down to the bottom of the bowl? Porting 390 GT heads. https://www.dropbox.com/s/e6w8emvynulnqx1/Intake%20Port%201.jpg?raw=1, http://enthusiastnetwork.s3.amazonaws.com/uploads/sites/21/2007/08/116_0612_02_z-valve_angle-intake_valve_30_degree_back_cut.jpg?fit=around|29:16, https://www.summitracing.com/parts/cca-4975, https://www.summitracing.com/parts/cca-4974, https://www.dropbox.com/s/pycdq6q58ecd0v0/Exhaust%20Port.jpg?raw=1, https://www.dropbox.com/s/u5c8ham4zzzg9mj/polished%20chamber%201%20%281%29.jpg?raw=1. My "gut instinct" - not based on any A-B flow testing - is that the little remaining"fin" on the downstream side of the intake guide needs to be clocked more towards the center of the chamber, kinda almost facing the spark plug hole where you would want the preponderance of the charge to be headed. Designed for 2.450 Intake Valve and 1.850-1.900 … We are pleased to announce the availability of our BBM Ford FE heads with CNC porting.Our ports were designed by Jim Kuntz, and the CNC work is done by Jeff Colvert. Do you have any advice on clearance between the valve and the adjacent chamber? yeah, i'm not so much concerned with copying the specifics of the port job itself, mostly with the actual rubber-meets-the-road application... i have solidworks, a CMM, and an array of CNC machines... the tricky part is how do you physically set it up, how do you get the program to locate correctly, how do you account for core shift... stuff like that. I know porting the 300 heads is a good idea just wondering from those who have had it done what type of flow numbers they have gotten out of there ported and at what depression they were flowed at :mrgreen: 67, do a search for 300 flow numbers there should be a few threads with numbers posted by myself and others. 01-2-17-1803. sally alloy. This head has the HEART SHAPPED Combustion Chambers. In reference to my previous post about worn valve stem ends, how much modifications or improvements can be done to 390 GT heads? You are using an out of date browser. We have a Saenz Digital 680 flow bench that is very accurate to verify all of our flow numbers!! I guess its one of those things that people who know how to do it, aren't too inclined to share. Advertisement. Usually its the only tight tolerance hole in the whole part, everything else can be off true position. May 31, 2020 #1 We are doing a rebuild of our 1980 Bronco with the 4.9l. 300 rwhp isn't going to happen with stock gt40p. I know what a 351w will do, I built one with better heads than gt40p and barely got 400 fwhp. You must log in or register to reply here. Cylinder Heads – Ford Modular 4.6-5.4. CNC Machined Combustion Chambers. Thread starter buckingbronco; Start date May 31, 2020; B. buckingbronco Active member. Stock 351W (C9, D0, D8, D9 castings) Cost per pair: Varies Material: Iron Combustion Chamber Size: 60-69cc depending on year. At this time, the waiting list for cylinder heads has grown to the point we will no longer add to it. So we have started the porting work on the exhaust ports first. Measurements taken at 28"of water. Good luck on your porting. Has anyone seen what stock valves with a good port job flow at just curious. So based on what information is here for a street car with probably little more than .500 lift on a cam its possible to achieve 220 cfm with stock intake valves if trying to reach peak horsepower at 5500 rpm but keep torque band good and flat what port work should I ask for at the performance shop? Cylinder head porting refers to the process of modifying the intake and exhaust ports of an internal combustion engine to improve their air flow. Total Engine Airflow specializes in CNC-PORTED cylinder heads, custom cylinder head assemblies, and support components for GM, Ford, Mopar and many other makes for street/strip, competition, and racing applications. FEATURED PRODUCTS CNC ported Late-model HEMI Cylinder Heads $ 1,349.00 Add to cart; Fel Pro Steel Core Laminate SB Mopar Gasket $ 40.97 … I think we can all agree putting gt40p heads stock or ported on a 351w is a waste of time with so many options available. Stock 351W - Ford D0OE * Flow data for this head from an external source. Aside from the general porting tips in Bell's '4-stroke performance tuning' which is very much a product of 70's tech (reworking 50's and 60's tech, which is actually pretty accurate for what we are doing!) Call or Email for turn around time. 1.54" exh. These heads cost more, but the advantages are faster porting and a finished head that is half the weight of an Iron Eagle. The key to power is in the heads. Cylinder head has AIR (Smog holes) drilled in the head. 50 State Smog … That intake valve is a 427 Ford Tunnel Port 2.250”. or with Dura-Bond (70,000 series exhaust seats) for propane and gas powered vehicles. 240/300. Basic instructions of cylinder head porting to increase horsepower - Popular Hot Rodding Magazine I finally got around to picking up the Buick 300 heads for my Rover/Buick stroker project. We go out of our way to carry every major line of Ford 300 cylinder heads, so that whether you are looking for replacement Ford 300 cylinder heads or ported engine cylinder heads or anything in between, we've got it for you. I have never done porting but we would like to do some on this 300 head to … Beginner 300 head porting job. 1111 Rancho Conejo Blvd. SLOVERS PORTING SERVICE N. Hollywood, CA 818/764-2260 Porting of vintage flathead engines: Automotive Racing Products (ARP) Ventura, CA 805/339-2200 … Here is the pic of the #1 port, For one thing there seams to be some confusion though you have the principles correct they are just in reseverse. If a Ford 240 head is installed on a Ford 300, the compression ratio will increase by .5. JavaScript is disabled. JavaScript is disabled. The Ford 6 cylinder engine has undergone a few transformations over the years and Aussiespeed have a range of Ford 6 performance parts for many generations of the Ford 6 cylinder engine from the early Falcon and Mustang engine through to the crossflow 6 cylinder Falcon and Cortina engine, the OHC 3.9 and 4.0L EA to AU falcon, the BA onwards DOHC 6 cylinder Ford engine … viewtopic.php?f=2&t=47616&hilit=ported+head+ported+head+flow+numbers. 75. Sissell's Automotive six cylinder performance specialist. Home; Products and Services . I've seen people place additional fin structures in the ports to do just that. UPDATE: The price for this package will be $2250 plus shipping. Restrictive cylinder heads can be the obstacle to more power from your Ford 300. The new cast head features a thicker deck for greater strength and hardened exhaust seats for improved durability. Most cast iron heads aren't thick enough in the seat area to install o/s valve seats for installing larger valves, so cutting the seat directly into the head is mostly what you will find and is ok. Press-in guides are also the norm as well and i've seen both cast iron and bronze guides used. Menu. Ford 4.9L 300 Cid 1987 - 1996 Bare Cylinder Head Casting - NEW. In ’76 when I started running Pro … On the small port heads, such as C8AE-H, with CJ valves with our street port package, we get [email protected].650 lift!!! EDE 440 RPM Flow Sheet . 16th Feb, 2006. I like when people comment on my videos but I'm not going to read a bunch of bull u got from the web. Flow numbers are shown below, along flow numbers for an unported Buick 300 head with fresh valve job. Here are the 5 links from the previous post. 99-04 P.I. No swirl numbers available. Due to the car being show as showroom original the heads need to remain stock appearing so that eliminates me using any after market heads. For a better experience, please enable JavaScript in your browser before proceeding. Ha yeah sorry for dragging this thread into CNC porting territory. Ford Inline Performance Parts Modified Large Log Head IMG_2623_edited. K & N. Stock Replacements. For comparison's sake, I've also attached some flow numbers for small block Ford heads … Just Finished Porting my 390 heads got the following Flows @ 28" Using a CJ Sized SS Valve's Intake .200 = 150 .300 = 196 .500 = 234 .500 = 250 .600 = 264 .700 = 276 Exhaust (Didn't have time to finish flowing them) .500 = 179 Everything was … This was enabled because Ford engineers have utilized a 4-inch bore, a 3-inch stroke, 10 head bolts to retain the cylinder heads, and the common 8.2 … Head porting is also designed to each application, so we don't port a street motor the same as a full out drag motor. [215V8] Buick 300 porting results by Dan Jones of the 215V8 Yahoo group. … #408 Newbury Park, CA 91320 Phone: (805) 499-7077 Fax: (805) 499-7099 We are working with the foundry to finalize when the next batch will be ready. At Andy's Auto Sport, we have a huge variety of Ford 300 cylinder heads to ensure that you have every cylinder head option available to you. Post Sep 08, 2009 #1 2009-09-08T18:15. It may not display this or other websites correctly. ps Im not sure why the pics are not showing but I think if you click on the image wording it opens the link? It will include a 2 barrel intake manifold to suit 2 barrel Holley and quick fuel carburetors, a 4 barrel intake manifold, super charger kit that will accept Weiand 142 and 192 cubic inch blower shop superchargers. For what it’s worth, my favorite move with Dart heads is to port the 200-cc heads and install the 2.08 valve normally used in 230-cc Darts. that's what i was figuring on the dowel thing. Click Here to Read More. 55cc exh. Check out the FE Gallery- Head Porting & Flowing. Cylinder heads, as manufactured, are usually suboptimal for racing applications due to being designed for maximum durability.Ports can be modified for maximum power, minimum fuel consumption, or a combination of the two, … Dec 2, 2014 #2 67, do a search for 300 flow numbers there should be a few threads with numbers posted by … Post by mark gummo » Wed Jul 28, 2010 7:03 am. If so, send your heads to Fox Lake Power Products for CNC porting and watch your hp numbers soar! The main goal was to get rid of the exhaust valve guide boss which you have done. I know porting the 300 heads is a good idea just wondering from those who have had it done what type of flow numbers they have gotten out of there ported and at what depression they were flowed at :mrgreen: 82F100 Moderator. This is a listing for information only regarding the alloy cylinder head. No mileage on heads. We are doing a rebuild of our 1980 Bronco with the 4.9l. Building one for turbo use and trying to calculate some power numbers. 75. In the current 'high swirl' configuration, the chamber is almost perpendicular to the valve face, about 3/16" away from the edge of the valve. You must log in or register to reply here. yeah part of what i'm puzzling about ( i guess this is why you pay someone the big bucks) is how to get a single program to run 6 times, and locate on the bore, valve guides and other machined features (which i assume it should) while still staying true to the casting and ports. It may not display this or other websites correctly. Skip to content. The build plan is for Holley 8007, Offy DP, EFI manifolds , cam upgrade, and some mild porting. This cylinder head replaces the factory casting number: E7. I haven't been able to find much info out there on the actual process of CNC porting. Hardware: Varies Rocker Mount Type: Press in stud Runner Volumes: est 140cc int. 2) Ford 300 Carbureted Heads vs Ford EFI Heads CNC Porting: $1200.00 : Big Block Ford Porting Programs: Ford Motorsports C460 BBF: 5-Axis CNC Porting of Intake and Exhaust Ports. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Valve Sizes: 1.84" int. Port flow gains are had first by working on the ports roof height and than to the widening the port sides looking at the head as its going to be bolted on the engine. True to its name, the Ford 302 small block engine’s displacement is 302 cu in, or 5.0L (or Five-Oh as Ford enthusiasts always referred to it), which is very large when it comes to the displacement of small block engines. Staff member. IMG_2622. Yes the reason you don't spend much time on the port floor and very little to the short turn radius is there's not much of anything to be gained in flow from more than a very light cleanup of the port floor. The '85 head looked similar (in terms of the quench zone coming close along the edge) but of course the near edge is only a tangent, not wrapped around like the EFI head. Made from the highest grade cast iron, EQ’s new Ford 300 cylinder head is available both with and without A.I.R. PHOTO GALLERY Engine Design Blue Print & Assembly Break In & Installation Custom Head Porting … We back up our head porting with flow numbers from a Super Flow 600 flow bench. Flow Numbers Average 300 cfm at .600 Lift. The exhaust port operates under high pressure and the cylinder evacuates the majority of the exhaust gases just after BDC so you are looking for a smooth high velocity exit to produce a strong signal for scavenging in the exhaust system. Just looking for some info on rough HP numbers with mild to wild upgrades.