Thanks for your replys people cheers. 2. Every single new weber, dellorto, solex, or empi carb I have opened up has had dust or swarf from storage or machining inside it (see image below). the screw does nothing or runs worse then turn back to the point where it ran its best. The engine must be cold to make this adjustment. Check them before the carb is installed. According to the January 2000 edition of "Dune Buggies and Hot VWs" magazine, it's also "unquestionably the most popular line of performance carburetors used on VW's venerable boxer engine." Adjusting the carburetor on your Tecumseh engine is just a matter of a few turns of the adjustment screw. The best way to clean is to strip completely and clean with a combination of carb cleaner and compressed air as a can or mini compressor. It turned out that I had a small vacuum leak between the carb and manifold. ~~~ Note: Before we begin to adjust the carburetor, the valves, points, and timing should be set. Reply to "EMPI EPC 34 carb adjustment help." 5. speed screw setting is not opened more than 11/2 turns. It is the round object on the upper right-hand of the carburetor looking from the back of the car. The Idle only You may have opened (turned in) the speed screw. EMPI ON YOUTUBE. Google search reveals: Chinese version of the Weber 34 ICT Cast 27mm venturis 1.75 Needle & Seats.130 Main Jet.55 Idle Jet.160 Air corrector Jet. SET UP ADJUSTMENTS EMPI VW Carbs provide ultimate engine tuning with total air and fuel adjustment. Make sure (only for brass float) that the same does not show any pit. fuel economy loss over stock, while improving HP & Drivability. 5. One of the most versatile and rugged is the Tecumseh motor. This is what causes the visible rich condition, and screw will be sensitive and should only take � to � turns to achieve the idle speed you like. To confirm settings with the engine running. 6. The larger screw on the carburetor is your idle speed adjustment. DO Once I tightened things up the carb turned in perfectly. Run your idle down, carb by carb, very slowly, until you can get it as low as you can without the engine dying ... then slowly begin to turn one of the idle mixture screws inwards. CARBURETOR SET UP AND LEAN BEST IDLE ADJUSTMENT, Proper idle jets are very important to a Weber's I have a Vintage Speedster, just built, it has EMPI EPC 34 twin carbs and I would like to get any help or diagrams on how to tune up and adjust these carbs in terms of mixture, jets, rebuilds etc. ... EASE OF CARBURETOR LINKAGE ADJUSTMENT. If you have a Karmann Ghia or a Bus up to 1971, you should consider getting a Progressive Air Filter Adapter . If you're reading this then you probably already know that the EMPI 32/36 is a "copy" of the Weber 32/36 and is a progressive carb i.e. You can check the fast Idle screw under the choke assembly to confirm that it is not in contact with the choke fast idle cam.) When I installed the EMPI DFEV 32/36 in my 1975 1800 engine I experienced some of the same problems you are having -- difficult to tune. First, turn in the mixture screw until the engine dies or runs worse, then back out the screw (recommend turning JET KITS are available if needed. 3. screw is less than 11/2 then the Idle jet is too rich (too large). The number one and two reasons for tuning errors are improper linkage installations and over tightened linkage nut, causing a binding in linkage assembly. This is where we get "balancing" the carbs. When the mixture Rich to the point where it smokes lightly. Check this with a trouble light for voltage when the key is on. Listen and feel for an increase or decrease in RPM. Find helpful customer reviews and review ratings for Empi 34 Pict-3 Vw / Volkswagen Carburetor at Amazon ... My only complaint was that I ordered this carb and an Elring gasket set and Dune Buggy Warehouse used the EMPI carb box for shipping (and crammed the gasket kit inside it). CALIBRATIONS MAY VARY DUE TO REGIONAL FUELS AND STATE OF ENGINE TUNE AND Ps they are fitted to a 1600 twin port beetle the timing is set at 7.5 degrees BTDC at idle and 32 degrees BTDC max. Just spay some carb cleaner around the carb's base while the engine is running. Mixture Screw 2 turns. Next rotate the It looks like it either just floats or it doesn't. EMPI's 34 PICT-3 is a great solution to poorly running engines caused by a worn out carburetor. The Weber IDF is the hot rod of this bunch and it's made for 1600- to 2200-cc, dual port engines. There is a wire coming to it from the positive side of the coil. Setting the float height on a Weber carburetor is important to the proper operation of the engine. ... 44-1108 34 44-1109 36 44-1110 38 Main Venturi Inlet Valve Part # Size 44-1086 1.50 44-1087 1.70 44-1088 2.00 44-1089 2.25 44-1090 2.50 44-1091 3.00 Your final setting should be under 2 full turns. defect. indicates the need for a larger Idle jet. Your settings with engine running. This is done by following the rule of thumb BELOW. Right now it runs good, but is running rich. EMPI D Performance 2-Barrel Carburetor ... delivery trucks can often alter the adjustment. possible so as not to prematurely expose the transition holes. Technical assistance is free for the first 60 days of purchase. 2. SET UP ADJUSTMENTS Start set up by confirming carb base line settings. support documents and mailings. I know the primary idle jet (wich is currently a 65) must be way to big, i can only open the idle circuit screw about 1/2 turn and it starts running like crap, and the truck is running RICH, thick clouds of heavy fuel smelling exhaust. Hey guys. There are two screws on the left side of your carburetor above the electric fuel cut-off. It seems like it gets tight after 1-2 turns already. The extra jets given with the kit are a larger 60 main jet and 130 idle jet. Just to let you all know ive have found the problem the left carb was running very rich. FLOAT LEVEL - ICH, ICT & DICA It is essential that the following directions be complied with in order to obtain correct leveling of the float. Cycle the linkage again to be sure that the linkage comes to close without any assistance. I noticed that the mixture screw on the left carb was locking against the spring that goes around it and was giving me the impression that it was bottoming out and thats where I did the basic 2 turns out from. 2. other carburetors is the idle circuit. These videos offer tutorials on tuning, setup, and overall maintenance of our Carbs. What would you do? Has anyone got any ideas whats happening cheers. I just bought a 73 Sport Bug with a 1600 engine and the 34 pict 3. Adjust to How to Set the 34Pict/3 Carburetor on an Aircooled Volkswagen (Vw) Beetle. EMPI HPMX CARB ADJUSTMENTS FOR VW MOTOR . the screws (back in) to the best final settings (Per your notes) and go on a test drive and have fun. Take a look at what is takes to adjust and setup a EMPI HPMX carb for your vw motor. AND RETURNED FREIGHT COLLECT. My problem is I have a stumble just after I shift to the next gear. Find the automatic choke. Easy to use and easier to maintain, this motor can run for a long time. then this is also an indication of a lean condition usually requiring greater change. The engine should pick up speed and begin to smooth out. OR BIND AS THIS WILL CAUSE DAMAGE TO THE SCREW AND IT�S SEAT IN THE BODY OF If the speed screw has to be opened 2 or more turns (You will hear a metallic click as the cam is released. Back out the screw 2 full turns. Referred to as the low speed circuit by Weber, this circuit is responsible for EXAMPLE With the speed screw set at no more than two (2) PARTS RETURNED FOR INSPECTION AND WARRANTY CONSIDERATION AND NOT FOUND TO BE Time taken in the setup Any time a new or rebuilt carburetor is used, the float height must be checked. At times it may appear to be Recheck mixture screw to lean best idle again. AN ADVANTAGE OF THE WEBER CARBURETOR IS ITS EASE OF ADJUSTMENT AND TUNING. are other than described then you may want to recalibrate the idle circuit (low speed circuit) to your engines it had two barrels; the idea being that the 32mm barrel is used at low revs to give good fuel economy, with the 36mm barrel coming into play at … EMPI's EPC 34 Dual Carburetor Kit offers improved performance while still retaining economy for your VW. But once I sorted that out I got another 1 1/2 turns in on that mixture screw. AUTHORIZATION NUMBERS WILL BE REFUSED AND RETURNED FREIGHT COLLECT. If you should need to call REDLINE WEBER for technical assistance we will need to know your final settings to Speed Screw_____ Mixture Screw_____ Before you can make adjustments you should become familiar with the features and controls on these carbs. This product allows you to use the progressive, but then tie it in to your stock air filter assembly, which features the intake air pre-heat functionality! 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