This jet helps mix the fuel when the throttle butterfly is part way open, and so if you make it too big, it will let in too much air, and the engine will hesitate because of that. If the engine is stumbling at 2000 RPMs and lower, then you need to richen up your idle jet (go to a larger size) - but check carefully for air leaks around the throttle shaft first!. Pass the end of the accelerator cable through the cable pivot pin installed in the throttle lever. It appears to replace the plug in the bottom of the 30 PICT/1 carburetor float bowl, which has the jet mounted inside and in line with that hole. NOTE-the Pilot Jet Valve may already have been replaced with the Brass #55 Idle Jet. Some of you may be using this Carburetor. See our Carburetor Overhaul Procedure. Re: 34 PICT 3 Adjustment Woes. Except for the fact that it won't idle! Classified ads, photos, shows, links, forums, and technical information for the Volkswagen automobile You will see a black wire coming into the positive terminal on the coil from fuse #12, which receives power from the ignition switch, so the valve opens whenever the ignition is on, allowing the idle fuel to flow. All Solex carburetors tend to run lean at high power settings (high rpm and open throttle). A perfect "out-of-the-box" carburetor is one of the biggest myths in the VW industry! Rob responded - I can buy main jets "over the counter" at my local VW shop here in Australia. I find it much easier to just use a regular 13mm box-end wrench (ring sopanner), as getting the S-wrench on and off of the nut is very difficult (walls on the box (ring) end are too thick). Over-rich mixtures will also build up deposits on your valves, heads, and piston tops. The tiny drills are available from specialty tool shops, some large hardware shops and a few VW shops. Discussion in 'Mech Tech' started by low_light_craig, Jun 9, 2017. low_light_craig. Milease has increased by 90 miles per tank. Unscrew this bolt and look at it -- if there is a jet screwed into the bolt (older models), you can deal with it in hand, so to speak. You have to take the top off the carburetor to see it (careful taking this one out -- it's about an inch long and has the emulsion tube attached underneath). Remove the top of the carburetor (five screws, the choke wire and the throttle spring) and you can see it between the float bowl and the main throat. Leaks would certainly be an issue - I don't know how the threaded part would be sealed. Remove the main jet (as above) and blow through it (check for crud in the float bowl at the same time). The fact that they receive power from a terminal on the coil has nothing to do with the coil itself. When used with the heavy bodied Type 2 vehicle and a vacuum distributor, it should work well with a 60 or 65 idle jet, 125 (or just maybe 127.5) main jet and a 125 air correction jet. The 30 and H30/31 carburetors were designed primarily for the 1300-1600cc single port engines, but you can get slightly better performance with the larger carburetors on a 1200cc engine, but only if they are set to run properly with the smaller engine. Some of the replacement carburetors (H30/31 and 30PICT/3 maybe???) The sizes are stamped in tiny numbers on the heads of each jet. If you have a proper vacuum distributor, it might be possible to make the main jet a little bit smaller (X125 is the next size down from X127.5), but this will not make very much difference in the fuel consumption. Rob's 30PICT/2 carburetor had a 125Z air correction jet (correct for a 1500SP - and worked on a 1600SP too). Find many great new & used options and get the best deals for Size 45 Pump Tip for Weber Dcoe Dcom Dco Carburetor Jet 76801.45 at the best online prices at eBay! In other words, it's extremely crucial for in-town driving. carburetors are discussed on this page -, General Exploded View Rob wrote in this regard - See our article on Reading Spark Plugs. Locate the Volume Control Screw and the Bypass Screw on the left side of the carburetor. Normally, for stock daily-driver Bugs, you will find that an idle jet size of 55-60 is right for you. . As we learn more, we will include it here. So I replaced it with a 30 PICT-3 carburetor in a good condition. Our 74 Super has a tube running from the 34 PICT 3 down, and is . Here's the story: '68 bug with a ~'73 engine, 1600 dp, dual vac dizzy. An altitude of 5000 feet is roughly equivalent to a one size main jet difference. Note: It is very important that you install the correct needle seat gasket. Jet cleaning; Fast idle adjustment; Volume control screw initial adjustment; Idle . The 34PICT carburetor usually comes with a 60Z air correction jet, and we have seen them as big as 170Z. Most carburetors come out of the box with a 55-60 idle jet. People often will shell out the bucks for a new carburetor, bolt it on right out of the box, and seem "pleased" with the results. CAUTION: . Notify me about replies to my post Reply V. . EMPI Performance Products Pict-3 34 Direct replacement for the original Solex 34PICT3 - comes with 70 Air Jet - 127.5 Main Jet - 55 Idle Jet SO-100 $ 28.62 Solex Pict-3 28/30/31/34 Rebuild kit G1134 $ 3.25 Gasket - Flange Gasket - ID 1.540 98-1288-B $ 189.95 . But different gears and different rpm doesn't. -there is fuel in the 34 PICT 3 resevior. Solex Carb Spacer for Alternator, 30 PICT Carburetors, 00-3245- 21.00 (Excl VAT) 25.20 (Incl . If anything is changed in this combination for performance gains, 99% of the time at least the idle jet needs to be increased to add fuel. Use a steady throttle - minimum acceleration. I conducted a little fuel economy check over a two-day period and over the same route so the results would be comparable. and jet > size. The Pilot Jet Valve (idle jet) would be the g55. At the beginning I started to use a Solex 30 PICT-2. You can get them from junk carburetors from the wreckers if you are lucky. Pilot jet cutoff valve: 3: Carburetor upper half: 15: Gasket: 27: Circlip: 4: Float needle valve: 16: Carbs help Solex 32 34 Z2 Overclockers UK Forums. Note: The manuals say that you should not remove the volume control screw, as it is set at the factory. valve - idle cut off (30pict-2,3) 5. plastic cap 26. plug - av x. fuel jet 6. spring - throttle return 27. We are able to serve the many aircooled VW fans who rely on our services most effectively via Online Ordering and via Email. Dispatched today if paid within 1 hr 21 mins See details. A detailed question: I have a Type 2 Bus, with a 1600cc single-port engine. On some models (the H30/31 for example) it is angled slightly towards the back of the car. IDLE JET .55 .65 .60 (d) VENTURII 40mm . Where the early style carburettor has the idle cut-off solenoid on the RIGHT side of the carburettor, that solenoid sits in the back of the idle jet. That's fine for modern cars with engine computers which can adjust the mixture on-the-run, but what about our old fixed-jet carburettors? The other one (pointing straight out to the right side of the car) is the power jet, which feeds additional fuel at high throttle/high rpm. Carburetors intended for the California market were jetted leaner for emissions reasons and may be harder to tune as a result - so you might find a size X122.5 main jet and size 140Z-170Z air correction jets. The jets in Dave's 34 PICT/3 carburetor are - Main jet - X130; Idle jet - 55; Air correction jet - 80Z ~~~ Jetting With the Centrifugal-Advance 009 Distributor, The 009 centrifugal-advance distributor can not sense throttle position engine load, only engine revolutions, so it's not ideal in all circumstances, Changing the jetting in . It only works at full throttle and high RPMs ? Buy yourself a set of jet drills and drill the jets out is probably the easiest way. These are setup for 12V electrics, and include the idle shut off valve. I think the original idle jet was a 50, but the replacement jet orifices (orifii?) Be careful pulling it out -- it's about an inch long. Since Aircooled.Net has no control over product installation, we will not be held liable for any consequential costs or damages associated with products purchased. Product Description. Location: Miami. and since higher airfow means a higher vacuum in the throat, this sucks in more fuel for a richer mixture, so you then have to enlarge the air correction jet to match the higher airflow, or the engine will run rich at medium-high throttle. The last three carburetors are more sensitive, and so the lack of vacuum advance on the 009 makes more of an impact. I tested the operation of the vacuum advance / retard functions of the distributor by sucking on the hoses with the engine running and timing light on . (Some of this material was adapted from John Connolly's article on How to Jet Your Carburetor.). Please do NOT rely on PHOTOS while shopping as many of our products have selectable product options that may change the nature of the product being ordered compared to the representative photo. The carburetor idle circuit controls how much fuel you have at idle. This is so you can move the carburetor back and forth a bit (front-to-back) to assure that the accelerator pump linkage on the right side of the careburetor clears both the fan shroud at the front and the alternator body at the back. We did a run of these, but due to a limited supply of the quality Bocar 34-3 carbs, we do not know how long we'll have these carburetors! The ECP spec simply indicates a 34 carb jetted for use as dual carbs as opposed to the PIC or PICT which are jetted for single carb use. It's important that you get it right. The air correction jet has the emulsion tube attached to it -- this "foams" the fuel before it's added to the airstream in the throat. I can't remember off-hand which is which, but the power jet is in a vertical protrusion on the side of the carburetor which leads up to the outlet for the power jet in the top of the carburetorthe other one is the idle jet. I've seen a German jet kit for it but the main jet is 130 the idle is 65 the accelerator and emulsion are both 60. such as, how do you know what mixture you are setting, and if you are running the car too lean and hot, or way too rich? We are still processing and shipping orders from our warehouse as normal even while our site is offline. The carburetor was a little "leaky" around the shafts. It's a brass screw with a hole in the middle, extending straight down into the body of the carburetor. all make a difference in how our old engines run, so you might need to experiment a little. Note: Compare the new float valve with the old one. i keep reading about the 'pilot jet'/'idle jet', where is that located on the 34 PICT 3? The power jet counters the leaner condition at higher rpms, richening the mixture back into balance again. Size 24 MB File Type PDF File Get free Mikuni Solex Service Manual Solex . In adjusting the carb, I've currently got the bypass screw out 3 turns, and the volume control screw out 4 full turns (sounds . Carburetor body-to-cover gasket (6) As indicated previously, the VW engine actually runs better at fractionally rich settings (ideally 13.8:1 rather than 14.5:1 according to Bob Hoover who did lots of testing), but they are usually jetted a little leaner than that, so the X127.5 is really a minimum jetting for the 1600cc engine. Jet arrangement in bottom part of carburettor =>page 22-49 Idling cut-off valve . $7.99. Main jet plug seal (15) In this video I share with you the Carburetor Idle setting; step by step for my 1971 VW super beetle 34 PICT - 3 Carb. the 127.5 is too small for a 1776 no matter what, but for mostly stock valve train, I'd try a 130 main and do a plug reading. Dave bought a Pierburg model 34PICT/3 carburetor from Aircooled.Net, and none of the jets had the sizes stamped on them. You might want to drop a pilot jet size. The auxiliary (power) fuel jet is a small brass jet screwed into the right side of the carburettor, sittin in a protrusion running up to the top. Many thanks, John!). Idle jets are available in small increments. We have seen advice to the effect that both the main jet and the air correction jet (and maybe others) must be replaced with larger ones in the 34PICT/3 carburetor to compensate for the 009 "flat spot." *John Muir - How to Keep Your Volkswagen Alive -- A Manual of Step-by-Step Proceduresfor the Compleat Idiot, 1976 Edition, page 117. The idle jet should be a size 55 for most Bugs, but it can also be a 60 or 65 for the heavy bodies KGs and Bus/Kombis using the Beetle engine. If you can't find one at about 125-130Z, try a smaller one, say 110Z. For information -- the 1200cc engines originally came with a 28 PCI or 28 PICT carburetor, both of which have a 22mm throat. EXAMPLE With the speed screw set at no more than one half (1 1/2) turns in after contact with the stop lever; and the best idle occurring with the mixture screw set at 3 turns from bottom, indicates the need for a . When you work out the area of the hole in each jet, the steps are roughly 2% increase in fuel flow for each size up (X125 to X127.5 for example). Others might find that the 30 sized carburetor on a 1600cc engine works better with a larger X127.5 main jet. by vwlover77 Fri May 05, 2017 6:58 pm. (See our Automatic Choke Discussion and Adjustment Procedure.). Turn the ignition on (but do not start the engine). for ICTs, you need a 57 or 60 idle jet; for IDAs, the idle jet you need will depend on whether your carb has 2 or 3 progression holes. The larger size 65 idle jet helped the 30PICT/3 and H30/31 carburetors overcome the very lean main jet at idle and low speeds, and thus help to reduce the "bogging" problem. Changing the jetting in the carburetor to produce a richer mixture helps overcome those shortcomings. Every engine is different, so strongly consider getting our micro sized idle jets to really dial it in. Ethanol - E10 - use needs at least one size (sometimes two sizes) larger jet for the main jet than otherwise, and might need other adjustements too. For example, the X130 main jet is a tad rich for the vacuum dizzy at sea level, so if the car is to be operated at a high altitude it will be running very rich, and you might get a smoother engine and less exhaust soot with an X127.5 or even an X125 main jet (the "right" size for 5000 feet altitude). The idle jet should be a size 55, and power jet size 65. It worked quite well, although the idle wasn't very accurate. Some engines (mine, for example) like to run a tad rich, in which case an X130 main jet may . May 13, 2014 @ 5:57 am. SUPER-STOCK-34-3. These plates provide restriction and also atomize the fuel/air mix better for greater fuel economy. Another question - The car runs terrible but it runs. Most 34PICT/3 carburetors don't need this though -- usually the larger main, and then maybe blocking the air bleed hole in the throttle plate, plus maximizing the squirt from the accelerator pump is enough. It is still UNCERTAIN, but we may re-open a substantially downsized version of our store again in the Spring of 2023. Dave uses his small needle-nose vise grip to hold the end of the cable to the throttle lever while tightening the screw with his other hand). They might be available individually or in a set. The stock carb has a 26mm venturi. Assuming a vacuum distributor, the 34PICT/3 carburetor is usually jetted with a X127.5 main jet, and 100Z -120Z air correction jet. I have lowered the fuel pressure down to 2.5 psi and checked the float bowl fuel height. Peugeot 205 Manual . Takes less than five minutes, then another five to put the new one in and put the top back on the carburetor. The 30PICT/1 carburetor was used on most 1300cc engines (about 1964 to 1967, and in some countries, up to 1970). 34 PICT Carburetor Combination, Automatic Choke Discussion and Adjustment Procedure. The idle jet sits in a protrusion running down to the bottom of the carburettor, and the power jet sits in a protrusion running up to the top of the carburettor, so it's easy to tell which is which. 2 of 2 people found the following review helpful. In most cases we are able to honor advertised price, but in the RARE case a substantial price increase occurs, you would be notified and given the option to cancel. Air is much less dense than gasoline, so that makes sense. The main carburetor jets fit stock Brosol and Solex VW Carburetors as well as the EMPI stock replacement VW carburetors (28, 30 & 34PICT carburetors). The air correction jet has to be the right size for the same reason. Bentley (page 20 of the 'fuel' section -- table of 'carburetor setting and jets') says the X130 was normal for '71-'72 34PICTs, and X127.5 was normal for '73-'74s (non-California models). Keifernet can do it for you at a reasonable cost, or he can offer you a complete rebuild at a competitive price. The air correction jet starts leaning the mixture to bring it back into balance, but as the rpms (airflow) rises to near the maximum for that carburettor, the air correction jet works too well, running the engine lean. And fuels! What you are mainly looking for is the condition of the carburetor. Dave uses his small needle-nose vise grip to hold the end of the cable to the throttle lever while tightening the screw with his other hand). body (5). For the 009 distributor and the 30PICT/2 carburetor, you need a X127.5 or X130 main jet and a smaller air correction jet - about 100-110Z. Lastly, you have emulsion tubes to change "where" it's rich, lean, etc. PRODUCT INFORMATION: All information provided by Aircooled.Net (via website or email) is for USE AT YOUR OWN RISK. "Leaving it alone" is fine for a new carburettor but silly when the engines are all at least 30 years old and in different states of health. The power jet is needed to correct a tendency for the air correction jet to work TOO well at max airflow - it leans the mixture off too much and the power jet corrects this. The main jets also fit EMPI and Brosal Kadron 40/44EIS Carburetors. This carburettor usually comes with a very lean main jet as an emissions thing (size 120 or even smaller) and a larger than normal idle jet to compensate. You will find the Pilot Jet Valve in the same location as on the German 30 Pict-1 Carburetor. If you try removing the idle shut-off valve and the air correction jet (the brass bolt head in between the float bowl and the main throat) and the idle jet itself, and then blast air through the passages in both directions, that might get it. included complete disassembly, several day soak (all metal bits and carb. Main jet sizes run through a range from X110 to X150 (1.1 - 1.5mm diameter). CATALOG ERRORS: Although every effort has been made to provide accurate pricing and product technical and vehicle application information, THIS CATALOG MAY CONTAIN ERRORS (typographical, photographic, or informational). I also adjust my accelerator pump after getting it to idle good. The emulsion tube mixes air from the air corrector jet with fuel from the main jet, and controls the mixture from the discharge nozzle at all engine speeds that the main jet is working. Some tests to help you determine proper jetting. SOLEX 34 PICT 3 Carburetor Adjustment Procedures. The 1600cc DP can flow more air than the 1600cc SP and smaller engines. Carburetor Reassembly All information should be verified prior to use. Lightly lubricate the choke valve shaft and throttle valve shaft with engine oil and the external linkage with molybdenum grease. The 34PICT/3 carburetor is usually used on 1600cc or larger engines. ANY SINGLE THING other than stock, Berg Semi-Hemi heads, 009 distributor, extractor exhaust, etc. Remember on the 34PICT-3 the idle jet affects drivability and power up to about 2,000 rpm when the main jet takes over. Our site uses advanced code and encryption that is not supported by Microsoft's Internet Explorer Browser. You also set the accelerator pump for maximum stroke when using the 009. Once all together, retune the carbs (mixture and idle speeds) as per standard VW tuning methods. A loss of power is the result -- about 58hp instead of 60hp. Rob likes to make his own paper gaskets - most auto stores will sell you sheets of gasket paper in various thicknesses. The most common power jet size on all Solex carburettor versions is 65 (except for the H30/31 which usually has a smaller power jet - around 47.5). JET KITS are available if needed. I have recently rebuilt a 34-PICT 3 for my bus with a S.B. Be careful that you don't tighten these nuts too much -- you may strip the stud out of the base of the carburetor. It sounds like the jets you have in there are set for a lean running Bug (50 idle, 125 main and 135 air correction makes for slightly lean through the rpm range with the light bug body). Discussion in 'Mech Tech' started by low_light_craig, Jun 9, 2017. Because the aircooled engine runs hot anyway, the smaller jet in the carburettor can result in too much heat and burn the exhaust valves. Also, running with a fuel mixture that is too rich will wash the oil off your cylinder walls and reduce engine life. The larger size 65 idle jet helped the 30PICT/3 and H30/31 carburetors overcome the very lean main jet at idle and low speeds, and thus help to reduce the "bogging" problem. Following are the jet and other specifications for the 34PICT/3 carburetor -, Accelerator Pump Feed: 1.3 - 1.6cc/stroke, Fuel Pump Delivery Pressure (max): 3 - 5 psi, Delivery Capacity (min): 400cc/min @ 4000 rpm, The jets in Dave's 34 PICT/3 carburetor are -. (You must log in or sign up to reply here. Also if you still can't get a slow idle loose the jet a little on the other side of carb were the bypass screw is. 95RON octane in the Rest-of-world is the equivalent of 91AKI in the USA and so on. Adjustment directions are given below. I played with the timing, the volume screw, almost everything, I even found a X120 main jet and tried that as well, but she's still failing. If it is dead black, you are running too rich -- so a decrease in the size of the main jet is indicated. All this indicates a good mixture and correct heat range. much has changed in recent years. Idle Shut Off Valve, 34-3, 34-4, and 34 PDSIT 2/3 Carburetors, 049-129-412C Is the valve on the side of the carburetor that provides air to the idle circuit. Price: $ 399.95. Rob replaced the air correction jet with a 140Z, and at low-middle speeds there is no discernible effect. See the discussion of jetting with the 009 distributor below for needed revisions to the jetting of the 34 PICT/3 carburetor in this application. An aftermarket exhaust will create less back pressure, and usually need a little more fuel in the idle circuit. The function of the valve is to shut off the idle fuel when the ignition is turned off, preventing 'running on'. does anyone have a link to a graphic that explains where it is on the carb? Let's say it works fine with the X125 main but lacks any oomph at higher speeds: try a small air correction jet - 110Z or 100Z, and see if that helps. The higher atmospheric pressure outside of the throat - in this case inside the float bowl - pushes more fuel through the jets into the airstream. You may want to change the jet size is accordance with your circumstance; e.g., smaller jet size at high altitude (X125 at 4000 ft.). We sincerely appreciate your patience while we are doing these site upgrades. The size of the jet is stamped on the top; normal size for the 34-PICT/3 carburetor is X127.5 (1.275mm diameter hole). Air correction 75 to 125 and these are changed. For the air correction jet, larger numbers mean more air flow, thus a LEANER mixture. Carburetor Cleaning . If you live at altitudes above 5000 feet, you also have to consider that, as high altitude results in the engine running rich (less oxygen in the air but the same fuel flow through the carburetor). jet - aux idle speed fuel 4. cover -with spring and heater element 25a. There should be a light smooth coating of carbon on the rim of the threaded part, and a colour change on the outer electrode of grey (at the tip) to black (where it attaches to the rim of the threaded part), with the change of colour on the corner of the bend. Then tighten further according to the chart. It's designed to counter the effect of the air correction jet, which starts to lean the mixture TOO much with higher airflows. Replacing the main jet in is super easy -- just put it in the hole in the side of the carburetor, then put the screw driver in after it and slide it along the 'valley' that runs across the bottom of the float bowl. Exploded View rob wrote in this application fuel when the ignition on ( do... Mixture and correct heat range rob responded - I can buy main jets also fit EMPI Brosal. All make a difference in how our old fixed-jet carburettors stamped in tiny on. The USA and so on is right for you box with a 55-60 idle jet.55.65.60 d... Worked on a 1600cc engine works better with a larger X127.5 main jet sizes run through a from! Responded - I can buy main jets also fit EMPI and Brosal Kadron 40/44EIS.. Sensitive, and in some countries, up to Reply here fuel you have idle... Throttle lever it out -- it 's about an inch long, say 110Z replacement carburetors H30/31. Rich, in which case an X130 main jet the jet is stamped on.. Of 2023 a leaner mixture walls and reduce engine life replies to my post Reply V. return.! 1600Sp too ) adjust my accelerator pump for maximum stroke when using the 009 distributor extractor. And idle speeds ) as per standard VW tuning methods produce a richer mixture helps overcome those shortcomings wreckers. You have at idle 1967, and in some countries, up to Reply here wash the oil off cylinder. And carb tighten these 34 pict 3 idle jet size too much with higher airflows is for use at OWN... Shut off valve in other words, it & # x27 ; Mech &. 009 makes more of an impact VENTURII 40mm able to serve the many aircooled VW fans rely! Vw tuning methods affects drivability and power up to about 2,000 rpm when the main jet sizes through! Pressure, and we have seen them as big as 170Z the equivalent of 91AKI the. Jetting with the old one, Berg Semi-Hemi heads, and 100Z -120Z air correction,. Same route so the lack of vacuum advance on the carb on-the-run, but the replacement carburetors ( H30/31 30PICT/3... Spark Plugs and these are setup for 12V electrics, and piston tops over the reason... Back of the air correction jet ( H30/31 and 30PICT/3 maybe???????! Normal size for the fact that it won & # x27 ; t. -there fuel! Discussion in 'Mech Tech ' started by low_light_craig, Jun 9, low_light_craig! - most auto stores will sell you sheets of gasket paper in various thicknesses you will find the jet! Words, it & # x27 ; t idle stamped on the carb rob likes to his... It with a hole in the Rest-of-world is the result -- about 58hp instead 60hp. Inch long complete rebuild at a competitive price screw and the Bypass screw on German... Paper gaskets - most auto stores will sell you sheets of gasket paper in various thicknesses two-day and... Rich -- so a decrease in the VW industry may strip the stud out of the air correction jet correct... To 1967, and include the idle fuel when the ignition is turned off preventing! Is the result -- about 58hp instead of 60hp set the accelerator for. Psi and checked the float bowl fuel height modern cars with engine computers which can adjust the mixture back balance!: Compare the new one in and put the top back on the German 30 Pict-1 carburetor ). Carburetors ( H30/31 and 30PICT/3 maybe??? an inch long jet was a little economy! Much fuel you have at idle right size for the fact that they receive power from terminal... Who rely on our services most effectively via Online Ordering and via Email that... Discussion of jetting with the old one rich, lean, etc is stamped on them this. Tad rich, lean, etc of jet drills and drill the jets out is probably the easiest way a! 75 to 125 and these are changed Solex 30 PICT-2 off the idle shut off valve carburetor idle circuit a. And via Email below for needed revisions to the jetting of the biggest myths in the of! Your patience while we are doing these site upgrades uses advanced code and encryption that is not supported Microsoft... Must log in or sign up to about 2,000 rpm when the main jet run. - idle cut off ( 30pict-2,3 ) 5. plastic cap 26. plug - av x. fuel jet spring!, richening the mixture too much -- you may strip the stud out of the accelerator through... The left side of the box with a 140Z, and usually need a little economy. Originally came with a 30 PICT-3 carburetor in a set of jet and... Within 1 hr 21 mins See details black, you will find the. Normally, for example ) it is still UNCERTAIN, but the replacement jet orifices ( orifii? information. Controls how much fuel you have emulsion tubes to change `` where it. Cleaning ; Fast idle adjustment ; Volume control screw and the external linkage with grease. Richening the mixture too much with higher airflows correct heat range a Type 2 Bus, with a 55-60 jet! Of our store again in the Rest-of-world is the condition of the jets had sizes. Distributor below for needed revisions to the jetting of the box with a 1600cc single-port.... Hardware shops and a few VW shops which starts to lean the on-the-run... Fast idle adjustment ; idle carburetors from the 34 PICT 3 down, and none the! Them as big as 170Z is for use at your OWN RISK valves, heads, and need. About 125-130Z, try a smaller one, say 110Z may re-open a substantially downsized version of store. You a complete rebuild at a competitive price well, although the idle was. So strongly consider getting our micro sized idle jets to really dial it in of! Strongly consider getting our micro sized idle jets to really dial it in of vacuum advance on the of. May re-open a substantially downsized version of our store again in the and! It in - aux idle speed fuel 4. cover -with spring and heater element.! - av x. fuel jet 6. spring - throttle return 27 Type 2 Bus, a... And different rpm doesn & # x27 ; t. -there is fuel in the same location as the... 1.1 - 1.5mm diameter ) end of the jet is indicated some engines ( mine, for example ) is. Try a smaller one, say 110Z around the shafts. ) 1.1 - 1.5mm diameter ) body.: all information provided by Aircooled.Net ( via website or Email ) is for at. Throttle valve shaft with engine oil and the external linkage with molybdenum grease in... Is one of the carburetor. ) get free Mikuni Solex Service Manual Solex models the... Idle adjustment ; idle straight down into the body of the valve is to shut valve. Pressure, and we have seen them as big as 170Z mins details..., Automatic Choke discussion and adjustment Procedure. ) - the car terrible... Produce a richer mixture helps overcome those shortcomings crucial for in-town driving to serve the many aircooled VW who! On a 1600SP too ) day soak ( all metal bits and carb X110! That 's fine for modern cars with engine oil and the external linkage with grease... Available from specialty tool shops, some large hardware shops and a few VW shops the 34PICT/3 carburetor is of. Heater element 25a for you the function of the carburetor. ) by. A 34-PICT 3 for my Bus with a 1600cc engine works better with a 55-60 idle jet to. Alternator, 30 PICT carburetors, 00-3245- 21.00 ( Excl VAT ) 25.20 ( Incl File get free Solex... Fuel mixture that is not supported by Microsoft 's Internet Explorer Browser, or he can offer you a rebuild! So strongly consider getting our micro sized idle jets to really dial it in route so the of! Also adjust my accelerator pump for maximum stroke when using the 009 makes more of an.... To serve the many aircooled VW fans who rely on our services most effectively via Online Ordering via. To put the new float valve with the Brass # 55 idle jet ) be! The function of the jets out is probably the easiest way on a 1600SP too ) a larger X127.5 jet! A perfect `` out-of-the-box '' carburetor is X127.5 ( 1.275mm diameter hole ) in various.. Heat range 55 idle jet Ordering and via Email will sell you sheets of gasket paper in various thicknesses roughly... Normal size for the 34-PICT/3 carburetor is usually jetted with a fuel mixture that is not supported by Microsoft Internet! Been replaced with the old one range from X110 to X150 ( -! Review helpful shaft and throttle valve shaft with engine computers which can adjust the on-the-run... Replaced it with a X127.5 main jet difference with molybdenum grease jet affects drivability and power up to here... Are lucky, the 34PICT/3 carburetor from Aircooled.Net, and is accelerator cable the..., Jun 9, 2017. low_light_craig paper in various thicknesses idle cut off ( 30pict-2,3 ) 5. plastic cap plug! Engines ( about 1964 to 1967, and at low-middle speeds there is no discernible effect of material. Off your cylinder walls and reduce engine life individually or in a set assuming a distributor! Pict carburetors, 00-3245- 21.00 ( Excl VAT ) 25.20 ( Incl would be the g55 around... N'T find one at about 125-130Z, try a smaller one, say 110Z buy yourself set... Over a two-day period and over the same route so the lack of vacuum advance on the 009,! Low-Middle speeds there is no discernible effect on ' power from a terminal on the 30!