5 Axis CNC Cylinder Head Porting Our 5-axis CNC cylinder head porting center uses computer control to accurately replicate our best porting designs. We offer a huge selection of engine components! With an inventory of premium products from S&S, Andrews Products, Wood Performance, Wiseco and many more, we offer several different engine upgrade packages to suit your needs. The most comprehensive and complete Harley-Davidson Motorcycle machine shop in New York State, and the entire Northeast! With clients on 4 continents, and 30 years of being in business, we have become the tried, true, and trusted source for your Harley-Davidson engine performance building / rebuilding and cylinder head work. 125", but the exhaust valve size is not specified. We have recently streamlined our process and now offer two different types of port job. The goal is to maximize air flow while maintaining port velocity. With over 30 years of cylinder head, manifold, and valve train development experience, we are your full service induction specialists. Basic instructions of cylinder head porting to increase horsepower - Popular Hot Rodding Magazine. Over two years ago we showed you the Harley Davidson Patent for a water cooled head design and it looks like it just arrived with their new Twin Cooled™ High Output Twin Cam 103™. We install new and remanufactured motors from Ford, Chevy, Dodge, and others. He has been doing the headwork for us for over 5 years now and he will continue to provide the products you have come to expect from NRHS. The Fuel Moto M8 Level B CNC cylinder head was developed through dyno & extensive flowbench testing to deliver maximum performance on hi-output H-D Milwaukee-Eight engines. Some highlights of LBP history include:. One of our most popular head services is spark plug holes. My friend that does the head porting looked at my Ecotec head and showed me several places that the head would benefit from a port job. Big bore case mods. The vast majority of cylinder heads are of this type. I prepare cylinder heads for Pan Heads®, Shovelheads®, Iron and Evolution Sportsters®, Evolution Big Twins® and, of course, the. It only takes one pass on a dyne or a quick ride on an open road to fully appreciate the exceptional performance offered by JPrecision heads. Consistant flow numbers of custom racing cylinder heads and intake manifolds keep us on top of the competition, racing, truck pulling, performance and off road. M&M Competition Engines is the leader in racing cylinder head porting, flow testing and intake porting services worldwide. Looking for high performance engine specifications for your Harley-Davidson motorcycle? Need to know what high performance equipment provides the best performance at the lowest costs for your H-D. Whether it is Twin Cam, Evolution, Shovel, Pan, or Knuckle heads you won't go wrong by. Liquid-cooled heads are currently only available on the Electra Glide Ultra Classic Limited, Tri-Glide. Midwest Cylinder Head and Machine can repair and recondition your cracked or otherwise damaged aluminum and cast iron cylinder heads and cylinder blocks to like new condition. Our “SST Porting” is for applications where porting the head is allowed and, because of the application, the cylinder head just doesn’t need to be fully 100% ported. The following information is provided just to help give a basic understanding to consumers and enthusiasts, plus hopefully stimulate future studies. Call us for all your Harley. 00 on up depends on level of heads wanted and parts used call or text show contact info. In fact I did use them with flat tops. Due to this improved design, there is less work involved in porting the 2006 onwards heads, and this is reflected in the price. Philip Randolph and Milton P. 11/03/2002 GT40P exhaust porting is posted. Racers also would weld up these Canadian heads in the transfer area and re-machine them to get greater compression (this was also often done by brazing on the cast iron heads). 95 Proven Moto Cylinder Head Power Kit Honda Crf250r 2010-2017 Ported Racing Head. We can rebuild your engine, or performance enhance it. Hoosier Harley-Davidson® has been serving the Michiana Area since 1964 as a family-owned & operated Harley-Davidson® dealership. We offer a great selection of pre-owned Harley-Davidson® motorcycles, factory-trained service technicians, certified parts and accessories, and exceptional service in everything we do. Standard bore (or) 3 5/8" bore. S&S EVO ported and flowed heads. Porting and Polishing For Maximum Horsepower By Eddies Performance Polishing and porting your engines vital breathing parts is an important part of blueprinting your motor for maximum performance. Larry Carley, Underhood Service, November 2001 Air flow makes horsepower. Close up of our CNC 5-Axis Vertical Machining Center porting a pair of Harley heads. Then look no further than Cylinder Head Developments in Bromsgrove – leaders in cylinder head porting and gas flow technology. Score: 93 with 3,206 ratings and reviews. I prepare cylinder heads for Pan Heads®, Shovelheads®, Iron and Evolution Sportsters®, Evolution Big Twins® and, of course, the. In 1957 Harley Davidson introduced the XL Series "Sportster" motorcycle which looked very similar to the Model K Series except that the 54 cubic inches (883cc) side-valve V-twin engine with its aluminium heads and cylinders was replaced by the 54 cubic inches (883cc) overhead valve (OHV) engine which featured iron heads and cylinders. Then finished with a max flow valve job. Ported harley heads for sale keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. High School Head Coach Andy Satunas 815-588-8597 FAX 815-588-8309 1333 East Seventh Street Lockport, Illinois 60441 Porter Baseball Email [email protected] if i use stock 06 heads, is there any advantage or disadvantage to using a cam with more than 510 lift??? if i put my 06 dyna at 10. Having ported over 1000 sets of Harley heads in a period spanning four decades, Lee's Speed Shop is a trusted source for vintage as well as modern performance parts and engine work. A good race engine starts here. Harley-Davidson Dual 10mm Spark Plug Head. When performance counts, the Promaxx Patriot Performance CNC-ported Cylinder Heads for the 1999-2004 Lightning / Harley Davidson delivers. TC Bros is the top supplier of DIY custom bobber and chopper motorcycle parts. VEE TWIN RACING is one one the most well equiped machine,engine building & head porting facilities in the country. These are the services provided to you by Atwood Performance for your Harley Davidson and V-Twin style engine. 6 exhaust Including complete porting and polishing and set your valve springs for any lift you want up to the same. We have some of the finest quality Harley Screamin Eagle Heads available anywhere! Buy Harley Screamin Eagle Heads now. High silicon wire valve spring with chromoly retainer. Heads Up! Cylinder Heads is your leading source for NHRA and IHRA Stock and Super Stock drag racing performance products. We also offer Cometic and CYCO Gaskets, K&N filters, D&D EXHAUST Systems, AMS-HYLIFT Lifters and Adjustable Pushrods, ANDREWS Cams, AV&V VALVES and Guides, S&S cams, gears, and other brand name parts for your Harley-Davidson at discount prices. Stock 883 Sportster cylinder heads work OK for a stock bike, but on a hopped-up 1250cc motor, they need some help. This option includes new guides, isotropic valve springs, head ported and flow tested. ported harley heads. Cylinder Heads installation, modifications and porting: Performance and Technical information on cylinder heads, valves, valve sizes, valve springs, port size, port shapes and compression ratios for Harley-Davidson motorcycles. The scale should measure 2" from the 0cc mark to the 10. These valve seat cutters are recommended by the manufacturer for use on Harley Davidson Valve Seats. The Fuel Moto M8 Level B heads are fully CNC ported and are best suited to 117" & larger engines developing 130-150 horsepower. Shop with confidence. The intake and exhaust ports are meti. This process is done at many machine shops and can cost a good deal of money. please only serious inquiries only. Red shows the same bike with a set of our standard SLEDGE ported EFI 1200 heads and a ported version of the factory throttle body & manifold. All flow numbers for FLO Headworks Ported heads come from their Web Site. The support from the racing community, family, friends, customers and vendors is appreciated during the last few years. Cylinder Head Depot is South Florida's one-stop machine shop for all of your cyldiner head repair needs. How black train porters helped put Canada on track. Browse harley davidson pictures, photos, images, GIFs, and videos on Photobucket. We provide brand new valves, guides, springs and seals to assure you have quality performance. We don't hold back. Research builds to determine the best combination of Harley engine parts for your upcoming Harley engine build project. 00 Exchange. Announcement:. Full Machine Shop and Machining Services. Company Profile. Performance records on the strips and streets of America bear this out. Porting, flow testing, and setting up your cylinder heads according to application. bigboyzdynotraining. Update: the valves on a 305 head are bigger so im told, its goin on a 350 sbc with comp cam edelbrock 650cfm carb and high rise intake, and headers, i thought that if i ported them i would get a lil more hp but im not 4 sure if it would help and was wonderin if it would, i dont wanna spend as much money as i have too. This price includes new manganese bronze high flow valve guides and new viton valve seals. The guy I work with (Dave Mackie Eng) can install 1. Updated June '07 — and were converted from 10" to 28". If you own a Harley, Honda, Yamaha, Kawasaki, or Triumph you can find parts for your bike here. Close up of our CNC 5-Axis Vertical Machining Center porting a pair of Harley heads. These heads receive new AV&V valve guides and all new AV&V valves. CNC Head Porting Packages: Revolution Performance uses the latest, state of the art, CNC Cylinder Head technology to laser scan, digitize and digitally reproduce intricately developed cylinder head modifications for American V-Twin applications. Harley-Davidson Dual 10mm Spark Plug Head. Answer to Which of Porter's Strategies is Harley Davidson using? Will this strategy work for all of the countries described in the case? Why or why not?. The first pair to arrive at the bar ordered a crisp Columbus-hopped pale ale called Angry Sparrow and a. With nearly 20 years of porting experience in a wide range of applications we can provide a cylinder head package for nearly any combination using our proven programs that have been developed on the flow bench, the dyno, and in real world testing for. I ported my 1. Our shop builds racing engines for Harley, and they havefound that if you have fuel inj,with httc heads,they are having a tough time mapping with this part number. No valve to piston contact but also learned that you had to run the htcc pistons with htcc heads instead of flat tops. Looking for high performance engine specifications for your Harley-Davidson motorcycle? Need to know what high performance equipment provides the best performance at the lowest costs for your H-D. In blue is the result with EFI 1200 heads that received some special welding in the intake port ("SLEDGE PLUS" service) as well as an HPI 55mm throttle body. 00 intake,1. Find Porting and Polishing Kits and get Free Shipping on Orders Over $99 at Summit Racing!. Offering CNC porting to hand porting on everything from touring to Pro Stock Drag racing,including,PanHead,ShoveHead,BigTwin,TwinCam,V-Rod,Sportsters and Buells. Do you have a cylinder head you want to develop? Have a engine program you want a CNC head for? I'm offering design and CNC capabilities for your program. Cylinder Head Porting 4 or 5 Valve. H-D Twin-Cam Electric Compression Release. Replacement Harley Sportster heads can cost less than trying to rebuild and can boost your horsepower. Harley Twin Cam Ported, Polished and Flowed Performance Heads, -06 series heads with beehive springs good to. 265 cfm @ 28",inc guides,valves & seals. 4X Head Bolt Covers For Harley Sportster XL883 XL1200 head bolts covers for Twin Cam Big Twin 1340 Evo More Buying Choices $14. Performance products for a powerful and dependable build. Cylinder Heads installation, modifications and porting: Performance and Technical information on cylinder heads, valves, valve sizes, valve springs, port size, port shapes and compression ratios for Harley-Davidson motorcycles. 030 comedic head gasket bike is a 2015 wide glide 103 with v&h vo2 intake and v&h. It is recorded for future reference on a computer program. com is Big Boyz Head Porting - Powered by vBulletin World ranking 0 altough the site value is $0. I got polished aluminum 1200 Harley heads ported ready to bolt on. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing constraints. Installation of this component as part of a certified 50-state U. VEE TWIN RACING is one one the most well equiped machine,engine building & head porting facilities in the country. We provide hand and CNC porting services. We're building up a no lag SR20det right now for our demo drift car. As well as offering service, parts, rentals, and financing, we carry the latest from Harley-Davidson®, including 2017 and 2018 Street®, Sportster® Softail®, and Touring models. Private Label Porting: We keep your Name and Design Confidential. A few years ago, we freshened up the top end of a Harley dresser's Twin Cam by giving the cylinder heads to Branch-O'Keefe to be ported and polished while. The ultimate video on increasing horse power for your Harley Davidson Porting heads CONTACT: [email protected] The page buttons at left will guide you through all the parts and or services we currently offer. 00 on up depends on level of heads wanted and parts used call or text show contact info. The Lozano brothers' father, Harold, started porting and modifying cylinder heads out of a two-car garage in San Antonio after WWII. As can be seen from the above chart, there is potential for major improvement, both in the stock Twin Cam castings and the Screamin' Eagle heads. You don't need crazy-master-engine-builder-status to make good, usable power - just bolt them in and go. In March 2017 we will have guides, oversize valves, spring kits available. (MCH) founded in 1996 by Jeff Kobylski. This is how we do it. Looking for high performance engine specifications for your Harley-Davidson motorcycle? Need to know what high performance equipment provides the best performance at the lowest costs for your H-D. SST Head Porting. Same these days. This process is done at many machine shops and can cost a good deal of money. In blue is the result with EFI 1200 heads that received some special welding in the intake port ("SLEDGE PLUS" service) as well as an HPI 55mm throttle body. NRHS has sold the head porting part of our business to our lead machinist Zach. We flow HD heads only. harley oem davidson nice pn 90201321 sportster saddle leather ridig bags bags ridig leather harley sportster 90201321 oem saddle nice davidson pn. Our years of drag racing experience. I'm about to tackle the task of replacing the head gasket on my 91, 318i, because I really miss driving it. Do not hesitate to call or email with additional pricing questions. If you want maximum performance and reliability from your engine, precise digital CNC cylinder head maintenance is a must. Cylinder head porting operates under a pretty simple premise. Purpose This is the perfect package for the performance enthusiast on a budget that is just looking to improve the torque output, smoothness, and longevity of the motor. Designed in conjunction with the system-matched components of the Screamin' Eagle® Milwaukee-Eight® Stage IV Performance Kit, these CNC-Ported Cylinder Heads have been meticulously machined to optimize air/fuel flow and velocity. My name is Jim Libonati, I am the owner and sole operator. Porting, flow testing, and setting up your cylinder heads according to application. S&S Super Stock Cylinder Heads For Harley Twin Cam Bolt on some ground-poundin' power. In that time he has ported more than 900 sets of heads. 11/03/2002 GT40P exhaust porting is posted. Heads are ported to achieve maximum flow performance. Zipper's pioneered CNC-porting in Twin Cam® Harley heads in 1999 with the first TC Performance Kit. how much power and torque should i get from my 2008 road glide with a stage 2 103 se kit, 583 ss cams, and rhinehart duals and my heads were ported. Now, comparing these two heads to one of my ported SE 110 heads, we see that the velocity in the SE head is 278. Embree Specialty Machine, THE LEADING PIONEER of aftermarket Eaton Supercharger Rebuild Services, has developed the most advance CNC porting design available for your Eaton M45 , M62 , M90 , M112 , M122 , TVS supercharger. if i use stock 06 heads, is there any advantage or disadvantage to using a cam with more than 510 lift??? if i put my 06 dyna at 10. A one switch solution that lets you add and configure accessories with ease and without cutting any wires. Ultra flat and mirror like finish. Whether it is Twin Cam, Evolution, Shovel, Pan, or Knuckle heads you won't go wrong by. J&L Harley-Davidson® is a motorcycles dealership located in Sioux Falls, SD. 265 cfm @ 28",inc guides,valves & seals. The “ Torque Port ” is a great upgrade for your stock heads and gives the biggest bang for the buck. The CU203 and CU271 cutters are recommended for Harley Davidson V-Rod Valve Seats. Our years of drag racing experience. Performance and Technical information on modifying engines for Harley-Davidson motorcycles. If you do not have a good clean set of heads for exhange, add $400 for core charge. Mike's Racing Heads is one of the leading custom cylinder head shops in the country. 00 Dyno Tune ATV or Motorcycle and Program Dynatek CDI Box $200. Orig owner, bought new off Harley showroom floor. Cylinder head ports fall into two basic designs: the Straight Shot port and the High Approach port. Welcome to HD Street Performance, formerly Head Designs by Dewey We are dedicated to performing head porting and supplying engine packages for HD motorcycles. The porters are a crucial part of College life – combining the expert knowledge of a concierge with the practical knowhow needed to help students, both new and returning, through their time at Univ. 570 exhaust valve with a 1. Welcome to Valley Head Service's Website. The Lozano brothers' father, Harold, started porting and modifying cylinder heads out of a two-car garage in San Antonio after WWII. No, the power increase was a product of a more efficient burning of the air/fuel mixture. 630 exhaust valves. We are leaders on domestic and imported 42879 items. Heads are ported to achieve maximum flow performance. Welcome to Valley Head Service's Website. We have facilities to completely rebuild all motorcycle heads. Rottler P69AHD 5 Axis CNC Cylinder Head Porting & Multi Purpose Machining Center. NC Performance Heads provides head porting services for Harley Davidson motorcycles, as well as Buick, LS1, Mustang, and even motor boats. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing constraints. I have seen used Harley cylinder heads for sale for much more than what I'm asking so if you need these parts, don't drag your feet; they will probably sell FAST so call me (no e-mail) 386/547/3one3nine and don't forget to mention that you found this ad on GoGoCycle's Used Motorcycles and Parts for Sale www. 9 intake black diamond valve and 1. Join millions of people using Oodle to find unique used motorcycles, used roadbikes, used dirt bikes, scooters, and mopeds for sale. Get reviews and contact details for each business including phone number, postcode, opening hours and photos. The most important system component is the cylinder head. Baisley Hi-Performance is a worldwide performance specialist focused on delivering the ride you desire from street performance to race winning specializations. We provide hand and CNC porting services. in Head Hoggers tagged harley engine kits / harley head porting / harley milwalkiee 8 head porting / Harley Performance / Head Hoggers Here is what our stage 2 port is for the Milwaukee 8 4 valve heads. harley evo heads. A one switch solution that lets you add and configure accessories with ease and without cutting any wires. For over 25 years STD Development has been setting the standard for the world's strongest aftermarket cases, high performance heads and related engine components for the Harley-Davidson ® and American V-Twin market. 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. Orig owner, bought new off Harley showroom floor. With unsurpassed precision, quality, and engineering we don't have to. “However, despite being in the capitol that day, Rep. How black train porters helped put Canada on track. Philip Randolph and Milton P. Millennium Technologies offers a complete suite of best in class cylinder head maintenance services including CNC valve jobs and seat and guide replacement. Those heads have very large valves in them (the ported ones even more so than the non-ported HTCC heads) which slows the input and exhaust gas velocity. High silicon wire valve spring with chromoly retainer. Bike is 1 of only 184 Black & Orange machines built in 1984. I can send pictures if your interested. * Horsepower gains require components in previous steps. Get reviews and contact details for each business including phone number, postcode, opening hours and photos. All threads chased. The " Torque Port " is a great upgrade for your stock heads and gives the biggest bang for the buck. This article is automotive related but still very informative The Science of Horsepower: Porting & Matching Heads & Manifolds. SST Head Porting. He had some heads on ebay and I liked what he had to say, but I would like to hear from someone that has used his stuff. This is an example of a homepage section. Harley-Davidson Dual 10mm Spark Plug Head. 95 Proven Moto Cylinder Head Power Kit Honda Crf250r 2010-2017 Ported Racing Head. RPM heads come with high grade stainless steel swirl polished valves (1. My name is Jim Libonati, I am the owner and sole operator. We also offer rentals, service, and financing near the areas of Arlington, Irving, Fort Worth, and Grapevine. RFD is a custom shop and each and every cylinder head we build is custom tailored to the application. 00 Dyno Tune ATV or Motorcycle and Program PC3 or PC5 $275. Harley engine modification. We also offer a complete line of CNC maintenance services like seat and guide replacement and CNC Valve Jobs. I was wondering if anybody has done any head polishing and porting (or any other task that I should do while I'm at it, for that matter) and if so, is it a complicated process?. With our SurfCAM CAD/CAM software we can reproduce the port exactly the same for each cylinder on your head. In 1990 Dave Mackie high-performance heads were on the Easyrider© Streamliner when it became the World's Fastest Motorcycle at 322+ MPH and it is still the World's fastest Harley-Davidson. Our in house CNC machine has a 24-48 hour turn around and includes: Twin-Cam Headporting KJC CNC Headporting KJC Valve Job 2) 1. 5 Axis CNC Cylinder Head Porting Our 5-axis CNC cylinder head porting center uses computer control to accurately replicate our best porting designs. 14800 km; 2017 Harley Davidson Road Glide $5000 engine upgrade! Stage 4, 107cu to 114cu. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing constraints. Rottler P69AHD 5 Axis CNC Cylinder Head Porting & Multi Purpose Machining Center. If you own a Harley, Honda, Yamaha, Kawasaki, or Triumph you can find parts for your bike here. Revolution Performance offers cylinder heads ported on a 5-axis CNC machine for Harley and Buell motorcycles. Whatever intake or exhaust ills your Harley may have, chances are we have the cure. Flow data sheets included. Flat Top-7. It is the same porting used on their Superstock except you keep your stock valve and springs, includes guides. NRHS has sold the head porting part of our business to our lead machinist Zach. This price includes new manganese bronze high flow valve guides and new viton valve seals. It is recorded for future reference on a computer program. Company Profile. Now, comparing these two heads to one of my ported SE 110 heads, we see that the velocity in the SE head is 278. 00 Dyno Tune ATV or Motorcycle and Program Dynatek CDI Box $200. Cams and Gasket kits. 00 intake,1. I've got the opportunity of getting a set of new Screamin Eagle MVA CNC Ported heads (16925-08) at the right price. Cylinder Head Depot is South Florida's one-stop machine shop for all of your cyldiner head repair needs. From Cylinder Head/Camshaft Design to Ignition/Induction Systems. All flow numbers for For Hemis Only Ported heads come from their Web Site updated March '13. Improving Air Flow. Designed in conjunction with the system-matched components of the Screamin’ Eagle® Milwaukee-Eight® Stage IV Performance Kit, these CNC-Ported Cylinder Heads have been meticulously machined to optimize air/fuel flow and velocity. Our classic and historic car service won’t be bettered. We have a varied and worldwide customer base. looks and drives awesome. Big bore conversion 88-95. Cylinder head porting operates under a pretty simple premise. These heads smoke with the right combo. I have several heads ready for exchange or outright purchase. I've got the opportunity of getting a set of new Screamin Eagle MVA CNC Ported heads (16925-08) at the right price. 00 (5 offers) - Buy Harley Davidson 16925-11 Heads Pro Mva Cnc Ported Cam. Designed in conjunction with the system-matched components of the Screamin’ Eagle® Milwaukee-Eight® Stage IV performance kit, these CNC-Ported Cylinder Heads have been meticulously machined to optimize air/fuel flow and velocity. I prepare cylinder heads for Pan Heads®, Shovelheads®, Iron and Evolution Sportsters®, Evolution Big Twins® and, of course, the. com is Big Boyz Head Porting - Powered by vBulletin World ranking 0 altough the site value is $0. Bowl ported from seat down approximately 50% port length. In addition, we also do flow-testing and will provide camshaft recommendations for your specific performance needs. You should be running something like the SE 251, Woods TW-5, Woods TW-6hg, or S&S 585. HARLEY EVO EDELBROCK Performer RPM heads/intake - $500. See our Performance Carburetors, Intake Manifolds, Cylinder Heads, Crate Engines, Electronic Fuel Injection. If you don't believe me, just search online for "cylinder-head porting more harm than good" and view the multiple pages of results. Cylinder head porting is the key to gaining more horsepower for your engine. Cylinder head ports fall into two basic designs: the Straight Shot port and the High Approach port. Included in the upgrade for the CVO 110 is a professional valve job to blend in with the cylinder head porting service. Used take off low mileage running bike, holes for electric. Designed in conjunction with the system-matched components of the Screamin’ Eagle® Milwaukee-Eight® Stage IV Performance Kit, these CNC-Ported Cylinder Heads have been meticulously machined to optimize air/fuel flow and velocity. Red shows the same bike with a set of our standard SLEDGE ported EFI 1200 heads and a ported version of the factory throttle body & manifold. Use to install steering head races, stock and custom, as well as install cups in the frame. IMO, try to keep the bottoms of these tapped holes at least 1/16" above the surface of the actual head. Time proven. In fact I did use them with flat tops. I ported my 1. CNC HEAD PORTING For Twin Cam: HAMMER PERFORMANCE is your source for the best performing Twin Cam heads out there! After years of development, we have what we believe to be the best port designs available for your Twin Cam heads. If you are looking for a performance upgrade for your engine, porting and polishing your cylinder. Remove the 110 heads and toss them in the dumpster or sell them on Ebay. 00 intake,1. Cylinder head porting modifying the intake and exhaust ports of an engine can improve the quality and quantity of the air flow. Volume is very low, precision and quality is very high. It's safe to say that during all this time, we've seen just about everything there is to see in regards to cylinder heads. We now have a SAENZ model 680 flow bench which we all enjoy using. Pro Twin Performance is a leading supplier and designer of performance parts, cylinder head porting, camshafts, and high performance engine kits for Harley-Davidson motorcycles. Back Cut Valves. Branch-O'Keefe heads are much more than tried-and-true porting or even welding up and enlarging valve pockets for large valves, reshaping combustion chambers, or shaving heads for added compression. Head work starts at $987. Remember If it don’t go “RAM IT” Rams Head Services Specialises in Precision simultaneous 5 axis cylinder head porting & port design for the racing industry, on land or sea, 2 wheels or 4!!!!. Picked up for a build that I just don’t have the time to finish. The most important system component is the cylinder head. I do most work on Twin-Cam & Evo's. Bishop's Performance - Twin Cam Dyno Graphs. In blue is the result with EFI 1200 heads that received some special welding in the intake port ("SLEDGE PLUS" service) as well as an HPI 55mm throttle body. I do not have the adjustable push rods, so they will have to pull the gas tank. Featured in Cycle magazine. Harley-Davidson Street Glide Motorcycles For Sale in Porter, TX: 1 Motorcycles Near You - Find Harley-Davidson Street Glide Motorcycles on Cycle Trader. 150" intake valves,SERDI fully radiused valve job. * Horsepower gains require components in previous steps. CUSTOM PERFORMANCE & MACHINE we offer wide range of parts and service for all you engine needs. You should be running something like the SE 251, Woods TW-5, Woods TW-6hg, or S&S 585. Cylinder head work at APE is done on the latest state-of-the-art equipment. PORTING All heads are race ported for maximum flow and port velocity. 00 pr Port and Radius Intake Manifold $ 70. Harley-Davidson Performance Guide. , customers were already waiting outside. so if your looking for an edge on the competition or just want more power, look no further. The “ Torque Port ” is a great upgrade for your stock heads and gives the biggest bang for the buck. Part 1 of a 4 part series on Fords E7TE head casting. Twin cam Timken conversion race install. 2000 fxst Harley Davidson softail less than 15000 miles excellent condition been garaged it whole life I am 3 owner. The intake and exhaust ports are meti. Over the last 15 years I have used many different combinations of components and port designs in the quest for the best flow numbers while keeping port velocity up. The new Screamin’ Eagle SE120ST Crate Motor (P/N 19221-15, $5,695, installation labor cost not included) from Harley-Davidson Genuine Motor Parts and Accessories is factory-engineered to pump up. We have a varied and worldwide customer base. bigboyzdynotraining. The CU622H and CU642H seat cutters feature shortened hubs for clearance required by Harley seats. We provide brand new valves, guides, springs and seals to assure you have quality performance. This article is automotive related but still very informative The Science of Horsepower: Porting & Matching Heads & Manifolds. Bishop's Performance - Twin Cam Dyno Graphs. Mike's Racing Heads is a full service machine shop that specializes in the high performance motorsports market. 1/3/2003 Project E7 launched. 00 Mill Head Resurface $ 70. Those heads have very large valves in them (the ported ones even more so than the non-ported HTCC heads) which slows the input and exhaust gas velocity. These things have combined to make Lee one of the premier Harley cylinder head porters in the world. we build friendships, we build futures, we build our dreams. Today’s internet research is a tool as important as your die grinder when it comes to head-porting basics for the novice.