Anyone have personal experience with these? I bought the weber replacement filters and have had no problems since. by pdub » Sun Jun 23, 2013 11:25 pm, Post Venturi's for Empi 40 & 44 HPMX Carbs. Thanks. by Mr Brown » Wed Jun 19, 2013 3:21 am, Post by Mr Brown » Thu Jun 20, 2013 10:31 am, Post Dual 44mm HPMX kit with "Jet & Set" $699.99 Type 2/4 HPMX Carb Kit. HPMX's use all Weber jets and parts. Are the HPMX carbs even worth the time and money or are Webers the only way to go? Plugged idle jets on Weber IDF or EMPI HPMX carburetors can result from dirt, and other debris getting into the carburetor, and pooling up in the top of the carburetor cover. Kits with Chrome Air Cleaners. Skip any part you did and go back and redo anything you didn't do. EMPI Dual HPMX Type 1 Carb. 9K likes. When that is out I have a few observations: jleavitt73 wrote: Alstrup wrote: Hello. Im trying to decide what carbs to use on a 1915, at first I was thinking Kads but with the luck Richard (staggerwing) has had Im not so sure. 47-1010 40HPMX Carburetor Only, w/ Chrome Velocity Stacks for Duals 47-1012 44HPMX Carburetor Only, w/ Chrome Velocity Stacks for Duals. With larger number of these things in hands of multiple people, you will get some good and some bad responses, independent of carb origin. Our recommendations for Dual 40's is for motors that range from 1776cc to 1914cc. I do not know you or your experiance level so I am going to just post the way I set the carbs up as if they were brand new out of the box. Cheers Phil stan_tichomirov wrote: Any dual IDF setup will be pricey due to cost of jets, good manifolds, bases/filters/linkage. When that is out I have a few observations: Alstrup wrote: Hello. Please try again later. report. If your mixture screws are non reactive you may have your transition ports too exposed. The carburetor kit includes 2, 40 HPMX carburetors with hexbar linkage, air cleaner assemblies with gauze filters, chrome velocity stacks, offset aluminum intake manifolds, a coil relocation bracket, fuel line and a brass fuel "T", mounting hardware and instructions. 1970 VW Beetle with 2109cc turbo with MS-II v3.0, wasted spark, electronic boost controller, dual table, launch control and 3.88 tranny. At ACN we recommend sizing your idle jets in your Webers as follows: for IDFs, make the idle jet 1.25 the size of the throttle body. transcutaneous electrical nerve stimulator for pain treatment. Price: $19.90. Causing a fire hazard and running issues. Any dual IDF setup will be pricey due to cost of jets, good manifolds, bases/filters/linkage. It looks like weber and empi share the same jets, so getting jets shold be a no problem situation. by Mr Brown » Wed Jun 19, 2013 10:02 am, Post I want to go to upgrade to dual carbs but Webers are expensive. by Volky » Wed Jun 19, 2013 12:09 pm, Post For example, a 40 IDF would need a 40 x 1.25 = 50 idle jet. Quantity in Basket: none: Click image for more info: Weber IDF, Weber IDA, Weber DCOE, EMPI Hpmx, EMPI EPC 48/51 Carburetor 0.100 Air Jet Part Number: webair100. I just want to know if they are worth the money. Yes, I have 55 idle jets fitted. Way cool. Find out what mains, idle and air corrects and order additional jets depending on the tune of your engine. EMPI. The EMPI is jetted right now as follows :Primary Air 1.70 Secondary Air 1.80 Primary Main 1.40 Secondary Main 1.50 Accel Pump 0.50 Primary Idle 0.65 Secondary Idle 0.50 Secondary Venturi 3.5 Needle Valve 2.00. by Mr Brown » Mon Jun 24, 2013 2:42 am, Post Large Product Selection Our office and warehouse space is over 300,000 sq ft with product inventory of over 50,000 parts for VWs and other vehicle accessories. All of them required the same amount of work and effort to get to run right and all worked flawlessly once they were set up. Includes our "Jet & Set". We have extended the carburetor base to accommodate a wide cariety of air cleaner options including EMPI velocity stacks. Empi Single 44 HPMX Carburetor Kit Vw Type 1 Air-cooled Dual Port: Empi Hpmx Single 44 Mm Carburetor Kit With Linkage And Air Cleaner, 47-7316 Your idle speed screws should only just touch the stops and be turned in no more than one full turn. When that is out I have a few observations. Complete auto parts store for air cooled VWs. I thought this might stir things up. Fitted a pair of empi idf 40 HPMX carbs to my 1776cc engine. Yes, set the floats at 10 mm closed ( with the ball on the needle pressed) and 42 mm open. EMPI's Dual 40 HMPX Carburetor Kit offers the ultimate in performance carburetion for your VW. 3.0 out of 5 stars Seem to work ok I was not very happy with some of the hardware. holding the carb top upside down) and 12 to 13mm open (holding carb top the right way up). Wondered if it's the same or different for the Weber IDF and also for the new EMPI copy. by Clonebug » Wed Jun 19, 2013 8:10 am, Post The carb linkage on the Webers are such that the throttle plate linkage assembly opens away from the center of the engine, thus the hex bar would not work with the associated linkage. Empi 43-6973 Carburetor Float For Weber 48 IDA, Empi 48/51 EPC Carburetors, Ea by Mr Brown » Sat Jun 22, 2013 9:22 am, Post This is a common problem on off road and drag race applications. I built a 1776 with a single 40 empi HPMX with turbo emulsion tubes, 10lbs of boost on pump gas, and a engle 100 cam. DC Component - The Empi Continuum waveforms may contain a DC component. The dual 44mm HPMX kit is the true mileage/performance champ. The idle jet needs to richer as the 300 pulls a lot of air at idle. Price: $19.90. This kit does not work with original VW Fan Shrouds with heaters. Larry's is a family owned and operated business, with our goal being to treat you as a valued customer and friend. $700 (HPMX) for them here in Canada while a set of Webers (IDF) will cost me closer to $1500. Jason Stock rockers/valve springs/dp heads.. Just a basic 1776, it made 122hp and 165lbs to the wheels on a mustang dyno at 11.2:1 AFR. Kits without Air Cleaners. by Mr Brown » Wed Jun 19, 2013 11:24 am, Post My problem is: Every year (the car is garage kept and is only ran for the good weather months) I have the same problem. 100% Upvoted. After clogging them up because I didn't think to flush out my fuel lines first, I had to remove them for cleaning purposes and they both tore apart and one was torn before I pulled it and got trash in the carb. Weber Idf Or Empi Hpmx Carburetor Idle Jet Doctor Fixes Popping Sound From Clogged Idle Jets Part Number: cb7557. Oh I've seen that video. hide. With larger number of these things in hands of multiple people, you will get some good and some bad responses, independent of carb origin. Use of an electrode with an area less than 16 cm2 can cause burns when the unit is used at higher As a guy that has spent quite a bit of time at the dyno, both engine- and chassis dyno, I will first say that you can´t do a direct compare between two dyno´s unless you know exactly how they are calibrated. Part No: 112.. EMPI High Flow Bearing Linkage Kit…$189.95 plus shipping Oh and an almost complete set of push rods (3 short but have all the pieces to put them back together). Looking at some of the post on the samba would lead me to think HPMX's are junk but it seems on the samba no matter what it is if it says empi … They have been perfect so far. Well, the empis got traded for a 45Dellorto and the motor is doing much better. Dual 40mm HPMX kit with "Jet & Set" $729.99 Dual 44mm HPMX kit with "Jet & Set" $729.99 Fuel pressure is ok have a pressure reg fitted. The carbs leak from the accelerator pump diaphragms. I have a problem with the left carb in that it keeps popping, I can hear it popping in the carb and the exhaust. Our recommendations for 44's are for 1914cc to 2275cc's. The Weber carburetor has three basic circuits: the idle circuit, the accelerator pump circuit, and the main circuit. Gave it a serious clean, started popping straight away but did improve slightly with some tuning. Simply put, EMPI Inc. is a company automotive professionals know they can depend on and offers the most reliable and competitive parts available. I have used 5 sets of HPMX carbs 2 - 40mm, 3 - 44mm, 2 pair of 48IDF Webers a set of Italian 48 IDAs and a pair of 51 EPC carbs. Initial purchase price may or may not cover all your needs. 1700-2700cc 1972 and later Bus and 914 Porsche. Been there, done that and have a spare cam and set of lifters if you need any extra. The Dellorto DRLA 40 is (per the Superperformance book) 5 to 6 mm closed (i.e. Loose valves will also mess with you more than you can handle. Top. The idle carburetor jets fit Weber IDF & DCNF and EMPI HPMX VW Carburetors. There was a problem filtering reviews right now. Both said the EMPI kits are improved from the past, but factory settings can be a problem but you would change that anyway before install. Bump up your idle jets 1 - 2 sizes and adjust your A/F screw out... the Idle circuit is lean... if it pops on the RPM, higher than about 2-3k ... or on decel, your mains are too lean. 1500-1600cc Based Up-Right Engines 47-7317 EMPI Dual 40HPMX Kit 47-7319 EMPI Dual 44HPMX Kit. Always use Empi electrodes with a minimum active area of 16 cm2 (including Empi square (2” x 2”) StimCare electrodes). Venturi for Weber and Empi 48 and 51mm Carbs. Weber 40 & 44 IDF Venturi's Venturi for Weber 48 IDA and Empi 48/51 EPC's. Re: Empi HPMX Carb help? Any tips well received thanks. Re: Empi HPMX Carb help? Price: From $29.90 to $32.50. other empi catalogs 301 E. ORANGETHORPE AVE., ANAHEIM, CA USA, 92801 • TOLL FREE LINE 800-666-3674 • FAX 714-446-9610 • EMAIL Site Development: Word of Mouth Productions View and Download Empi Direct Tens user manual online. Is this the right thing to do? The only problem I've had with my HPMX 40's is the fuel inlet filters. For me, I have no problem running HPMX or EPC carbs considering I pay approx. I have a flat spot from idle to acceleration, but after that, it's … share. Just curious what the pros and cons are on the Empi HPMX carbs. As a guy that has spent quite a bit of time at the dyno, both engine- and chassis dyno, I will first say that you can´t do a direct compare between two dyno´s unless you know exactly how they are calibrated. We also build custom buggies. Fitted a pair of empi idf 40 HPMX carbs to my 1776cc engine. EMPI Dual HPMX Type 1 Carb. Clonebug Posts: 4279 Joined: Fri Feb 16, 2007 6:28 am. Complete NEW EMPI Linkage Kit modified, with Lubricated Spherical Bearings for the High Flow Fan Shroud 40-44 IDF Webers, 36-40-45-48 Dellortos, Fuel Injection. 42 years of quality sales and service. Venturis for Kadrons. Out of the box I have a set of HPMX and they are 5mm closed and 27mm open. I looked at the linkage of the throttle ends of the Empi Hpmx carbs and found that if I switched the end assemblies to the Webers then I have a working setup. A brass vent tube is added to prevent flooding. Initial purchase price may or may not cover all your needs. Thanks mike for taking the time to write such a detailed explanation. Payed less than $600 with deluxe linkage upgrade. We’ve got parts for vintage restoration, buggies, bajas, drag cars, street, stock, off road, and more. It's popping more on tick over. Popping and backfiring is a lean condition on the carbs. Local place has the Empi 40K's in stock but I'm not really seeing all that much info on them in the way of reviews. I'm kind of surprised there hasn't been more responses. Thats a super informative article. I have a problem with the left carb in that it keeps popping, I can hear it popping in the carb and the exhaust. After clogging them up because I didn't think to flush out my fuel lines first, I had to remove them for cleaning purposes and they both tore apart and one was torn before I pulled it and got trash in the carb. On the carburetor cover, there are two small holes that are used to take in extra air, in addition to the air that is sucked in through the velocity stacks. My engine is a 1776cc with ported heads, large valves, and a Engle 110. So I handled both carbs and left the store to think about it. Have us curve up a distributor to match your new carbs and combo! by hemicat » Tue Jul 02, 2013 6:47 pm. As the subject line says, I am running dual 40mm hpmx empi carbs. The adjustment screws have little effect when I adjust/tune them. by Volky » Thu Jun 20, 2013 7:16 pm, Post Empi HPMX single 40mm and 44mm Type 1 carburetor kits with chrome velocity stacks and air cleaners with gauze elements, aluminum isolated center section manifold and linkage for VW Volkswagen. I put a set of the HPMX 40s(3rd gen) on my wife's 67 bus internally stock engine with a set of thick wall 88s and L3 heads. Venturi for Weber 40 and 44 IDF's. From the United States ryan brown. We stock the right kit for your VW engine. by dragvw2180 » Mon Jun 24, 2013 7:19 am, Post I'll work through it all and see how it goes. Reviewed in the United States on July 30, 2014. Empi 40mm HPMX kit for Type 2/4 engine and car combo. When I buy another set of HPMX's I will replace these filters before installing them just for my peace of mind. I've loosened the 8 mm nut and screwed in the screws till gently seated. EMPI Inc., located in Anaheim, California is a leading supplier and distributor of branded and private label automotive parts, tools, and supplies. Hello. These carbs can be used on other size engines, but they will more than likely need to be re-jetted. All done by me... Had the carb of again! Lol, Re: problem with empi 40 idf carb popping, http://www.piercemanifolds.com/category_s/313.htm, http://www.piercemanifolds.com/category_s/312.htm, http://www.piercemanifolds.com/category_s/308.htm. Price: $28.60. I don't think I realized they moved the jets over though. Post by Mr Brown » Mon Jun 24, 2013 11:04 am, Post The only problem I've had with my HPMX 40's is the fuel inlet filters. Any pix would be great. As a guy that has spent quite a bit of time at the dyno, both engine- and chassis dyno, I will first say that you can´t do a direct compare between two dyno´s unless you know exactly how they are calibrated. Direct Tens personal care products pdf manual download. Factory Jetting: 55 Idles 135 Mains 200 Airs 36mm Venturis .550 Ex Pump .50 Accelerator PumpDual 44 HPMX Carburetor Kit By EMPI Customers who bought this … save. These are the all new EMPI HPMX carb kits are hard to beat for performance and quality. I've had the carbs off so many times now the last time I did give them a good clean, I pulled out all the jets and screws and blew them through with wd40 and compressed air. Empi 2362 Weber IDF 40-44mm & Empi HPMX 40-44mm Carburetor Rebuild Tune Up Kit 5 out of 5 stars (3) 3 product ratings - Empi 2362 Weber IDF 40-44mm & Empi HPMX 40-44mm Carburetor Rebuild Tune Up Kit Ha Ha! Pops through carb and exhaust. Super rich idle jetting is NOT a solution to a problem elsewhere, even though it will “seem” fine. Each. How do you suggest I clean them, where in particular should I clean? Also what should I do with the air bypass/ bleed screws? Another thing to consider is valve lash. 1 comment. Have you verified your fuel pressure is around 3 PSI? 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For Empi 40 & 44 IDF venturi 's for Empi 40 & 44 HPMX carbs even worth the.... If your mixture screws are non reactive you may have your transition ports too exposed a brass vent tube added... The dual 44mm HPMX kit is the fuel inlet filters 12 to open! Posts: 4279 Joined: Fri Feb 16, 2007 6:28 am share the same or different for Weber! More than one full turn simply put, Empi Inc. is a family and... For my peace of mind pay approx how do you suggest I clean not work with original Fan. Setup will be pricey due to cost of jets, good manifolds, bases/filters/linkage the Weber IDF DCNF. Curious what the pros and cons are on the Empi HPMX VW.... Due to cost of jets, so getting jets shold be a problem! Done by me... had the carb top the right way up ) Duals. Empi dual 44HPMX kit put them back together ) for me, I am dual! Been more responses loosened the 8 mm nut and screwed in the screws till gently.!, so getting jets shold be a no problem situation problem running HPMX or EPC carbs considering I approx... Bought the Weber Carburetor has three basic circuits: the idle jet have verified... 47-7319 Empi dual 40HPMX kit 47-7319 Empi dual 44HPMX kit started popping straight away but did slightly... Right way up ) is the true mileage/performance champ drag race applications the Carburetor... Pieces to put them back together ) detailed explanation can be used on other size Engines, they! Been there, done that and have had no problems since Empi Continuum may! Are on the needle pressed ) and 42 mm open skip any part you did and back... Professionals know they can depend on and offers the most reliable and competitive parts available the HPMX! 1.25 = 50 idle jet replacement filters and have had no problems since,.... Engines, but they will more than one full turn running HPMX or EPC carbs considering I pay.! Valued customer and friend price may or may not cover all your needs Download Direct.