The H30/31 also tolerates the 009 distributor better than the 34 sized carburettor -- less likelihood of flat spots. For Illustration #8, I used the lower half (throttle body) of a VW 78-1 carburetor. Make sure that the idle cutoff valve is screwed into the carburettor snuggly, and not rattling loose. Hi Jay, The normal setting SHOULD be between 2 and 3 turns out from the bottom, but if some ham-fisted PO has screwed it in HARD the tiny hole at the bottom may have been damaged and then you just have to fiddle with it until you find a smooth running position. VW Solex Carburetor Idle Cut Off Valve 30/31 Pict 12 Volt Part # 056 129 412. jay, Hey, Donna! Theres a good supply of most 6 volt parts. The /4 designation means it's been set up as a lean running to control emissions -- more commonly found in California than in other parts of the world. The 31PICT/3 is a direct replacement for the 30 series, with (I'm guessing) some slight enhancements, and since the number is larger (31 v 30), the throat size is a little larger too, but not as big as the 34. [1] 2. Thus, the PFS Nozzle could/would be of a different size. So i just want to know if the check ball under the brass jet-plug who leads to the pfs dispensing tube is necessary. The idle jet should be a size 55, and power jet size 65. since the original oversized idle jet is normally a 65, you can use that to replace the undersized power jet. jay, Jay, To tune the 30 Pict-1 carb (I am only guessing that it will fit the manifold since the throat diameter must be a mm smaller than the 31 Pict-3) heres what i can tell you: The choke can be set so that the choke plate is loosely closingand not all of the way. From elsewhere on our Web page - You cannot use the larger 34PICT/3 carburettor on a single-port engine - the flange on the 34PICT/3 is too large for the single-port manifold. Replace the solenoid if necessary. These have a 24mm throat. Doubtfulbut remotely possible. Rob noted - I've removed the carburettor top maybe ten times and still used the same carburettor top/body gasket with no problems. I dont advise doing that. Go, Jay! 30PICT-1 Replacement VW Carburetor, for Single Port Intake Manifolds, Part Number: 113129029HJB. It was dedicated to the 1300cc Beetle but is dated 8/67. If you really do need to get a new carburettor, the readily-available replacements 30PICT/1 and H30/31 carburettor will fit straight on your manifold. Volume screw which adjusts the idle mixture. 640867 For emissions and power, the engine has to have a certain amount of vaporized fuel (liquid fuel doesn't burn) for a certain amount of air (often referred to as the "fuel/air mixture"). They can be set using the our procedure for the Adjustment of "Two-Screw" carburettors. Also, how were the Euro 67s jetted? Its whatever electrical you install into it. Stay tuned to 1967beetle.com! What year is that ? The Carburettor - General Description and Discussion, Adjustment of "Single-Screw" Carburettors, Adjustment of "Double-Screw" Carburettors, Miscellaneous Topics Related to Carburettor Tuning, 28 PICT-1 & -2; 30 PICT/1 Carburettor Overhaul, Alternator/Accelerator Pump Linkage
It shows a cutaway of the carburettor in good detail. Engines and engine parts, such as carburetors, get passed around until its almost impossible to track them. I want to buy a new carb, as the one I have is the original. Meaning all.lol, saves the photo storage. So, It appears to be a 1966 carb. My apologies for not showing the VW 105-1.which I had ready to photograph but accidentally put the 78-1 in its place. Eric it would be nice if there was a print option for articles like this. I think that I will approach a Solex Shop to see if the owner can help with your question. [* WordPress Simple Firewall plugin marked this comment as trash. Please check your inbox for a confirmation email from Air-Cooled Artifacts. Take care and thanks for stimulating our collective brains! Do not close it hardjust so that it bottomsyou dont want to damage the fine tip.. Now, turn the screw out 1-1/2 to 2 full turns. Most stuff prob. Hello, I'm Eric. Solex and Kadron Carburetors should have 1.5 - 2 PSI fuel pressure. Another amazing tutorial Jay! Alternator/Accelerator Pump Linkage
$38.00. Why dont you consider having yours restored? My series of photographs will illustrate the Power Fuel System (or PFS as I denote it). The 30 PICT-1 carburetor was first introduced with the new, larger displacement 1300 engine on the VW beetle for the 1966 model year. Details regarding these settings are given in the links below. Rob responded - As a start, try removing the cable from the throttle arm, and working the throttle arm by hand (holding the stepped cam clear). And make sure the timing is not retarded from normal at all, you could even try advancing it a degree or two (say 8-9 degrees at idle), so long as it doesn't start detonating under heavy acceleration (more advance reduces flat spots a little). I hope that you will keep 1967beetle.com informed of your findings and progress. I appreciate your valuable comments! These parts help you finish the job: Recently Viewed . Its from a 67 1500 engine (Australian model Kombi). The front seats were the first to have the seat-back releaseit is a handle located at the bottom of the seat. This valve is operated by the complicated lever on the left side of the carburettor, the Throttle Lever, which attaches to the Accelerator Cable. Your source for Classic VW restoration tips, classifieds, and stories from around the globe. Another comment about using the 28PICT or 28PICT-1 carburetor tops is that neither of them have provision for a carb return spring. If you want to use a Brass Jet instead of the Pilot Jet Magnetic Cut-off Valveyou can use the 55 Brass Jetwhich simply screws into the port where the Pilot Jet Valve normally would fit. Thanks again Jay. That really adds to the value. If it is the correct one for the 67 Beetle, it will read VW 105-1. Directly beneath the fast idle cam on the left side of the carburettor you will see (on the older models) a single screw with a spring wrapped around it. brass sleeve holding the pump nozzle in place. Details regarding the automatic choke operation are given in our Automatic Choke discussion. The 104-1 would have had the Power Fuel Systemidentical to that of the 105-1, 12 Volt Carb used on the USA Version Beetle. . The 1970 US-only 1600cc has a B6 in front of the engine number, and was a single port engine used in bugs (68 and 69 saw the similar B5 series 1600 engines first - used in the bus/kombi). ===================================== Screw this screw completely into the carb. Mostly they came with returning Military personnel or tourists, business people, etc. Jeff, so you can put a 1967 pic 30 pict on 1966 bug ?but not vise a versa ? The sunroof is a real jewel to add to the car! Keep up the good work, Russ! Keep enjoying your 67 Beetle! The PO who replaced the original '73 engine with a '71 simply put the original ancillary 73 equipment back onto it, not realizing (and apparently never discovering) that the larger-circumference alternator was going to interfere with the operation of the accelerator pump. 3. Slightly loosen the 3 screws on the ceramic choke element retaining ring. Hi, FrankIt was my pleasure to review for the Readers of 1967beetle.com what I had been studying. Ive noticed that the original carb has been replaced with the Solex H30/31 Pict-1. At the bottom of the carburettor is a second butterfly valve, the Throttle Valve (you can't see it, but trust me) which opens to supply air and fuel to the intake manifold and on to the engine. The Japanese cars used to use them a lot. VW Solex Carburetor 30 PICT 3 For Air-Cooled Volkswagen. The power jet in the right aside should be a 65. The Spring was secured inside the Tube using a special Split Washer. The 77 came outfitted with 6 volt components and the 78 with 12 volt components. Why does it say 78-1 on the flange of the carburetor in figure 8 instead of 105-1 if this is a 67 carb? 5. Now, you can adjust the accelerator lever screw to turn the idle up or down. 46-1 (Ghia) and 47-1 (Bug) use the Early Return Spring System. Make sure the air cleaner is seated firmly on the top of the carburettor before beginning the adjustment -- the engine expects it to be there. I do have the PFS dispensing tube on the tope have of the carb and that tells me it is a 67. Now, scroll downwardslooking on the right hand side. Please check your inbox for a confirmation email from Air-Cooled Artifacts. Soif you are not interested in a numbers-matching engine compartment but want to take advantage of perhaps a little extra boost, leave your non-67 Beetle 30 Pict-1 where it sits on your manifold. It caught some other people off-guard, as well. The chart which I use does not indicate 6 volt or 12 volt. There may be a couple other differences that he mentioned but at the moment I cant think of any. Move the ceramic choke heater slightly clock-wiseto loosen the tension. You may find it easiest to simply note where the clamp goes on the cable end in this position (wide open), then let up on the pedal and make the connection with the system relaxed. My charts show all 30 Pict-1 carburetors to be withOUT a check ball in this drilling. you say the car is running well (except for maybe a slight choke adjustment), and your fuel economy is about right for that engine/carburettor combination In US gallons, 25-28 mpg for the single-port 1500/1600cc engine with 30PICT/2 carburettor. 2. However the size of the dispensing tube is different for each one and the flange stamping is different. I have screwed it all the way in while it is running and it makes a small difference in the idle but not much. Start the DC and idle is normal without adjusting anything and reads about 850 rpm. Also look and the sides of the throat where the butterfly moves. I have to see exactly what carb Im running. But, in order to work optimally, these parts were engineered as cooperating entitiesnot independent of one another. 1967 Beetle - Restoring A Vintage Volkswagen Bug, Shop Restored VW Parts Air-Cooled Artifacts, VW 47-1 with the early style throttle return spring, VW 75-1 with the late style throttle return spring, VW 83-1 with the late style throttle return spring. The non-PFS 66 version, on the left, is stamped VW 83-1 on the manifold flange. Germany. I didnt think there was anything there as the dirt was light and completely smooth. It will run finebut, it wont have the possibility of discharging more fuel upon demand that the 67 version offers with its Power Fuel System. It had been sitting for over 5 years collecting dust. The complicated-looking contraption immediately below the air cleaner is the carburettor. It is the origional carb. This valve shuts off the flow of fuel when you turn off the engine, to prevent "running on." The gasket will be squeezed when you firmly tighten the nuts equally. Ha I knew Id be needing this info. Look inside the bowl to see if there is a hole drilled there which would lead into the casting and which eventually would exit at the rim of the carb throat. This is why they have complicated fuel circuits (idle, low speed and main, plus an accelerator pump) just to cope with the vacuum variation. This Site is owned and managed by a good friend of mine: 1966vwbeetle.com. Lets us knowe-message Eric Shoemaker @: eric@1967beetle.com for information. Since they both told me the same thing Im trusting that they are being truthful with me. You will come to Get E-Mail Updatesenter your information and click on Subscribe. Kentucky. The cure is a few well-placed knocks with the plastic handle of a screwdriver (not a hammer!) Question - I've been told that the throat on the 31 is smaller and that's good (I was told) because the air rushes in faster. Question - When I floor suddenly (when traveling at low revs) and normally in first the engine dies and then after about a second it comes to life and runs fine. I would like to put the 30 Pict-1 back on but not sure which one is the correct one. Thanks for contacting us! There certainly were. It takes three hands -- I use my channel lock pliers and hold the end of the cable to the throttle lever while I tighten the screw with the other hand. I think that most switches dont care whether it is 6 or 12 volts. I hope that this helps. Search Close Menu Close Classifieds. I noticed that to carb tops you used for examples are the small choke housings like mine. 1. With no check ball on the 30 series, no check ball was needed. And so, I was brought up short when my friend announced to me that there were two versions of the 30 Pict-1 carb for USA import Beetles. There were 1300cc and 1200cc 67 Beetles as well. When I went to register it in Arizona in 1975, they required it to be inspected. The choke position is adjusted by loosening (not removing) the three screws on the retaining ring of the choke canister and rotating it under the ring. Screwdriver ( not a hammer! the first to have the PFS dispensing tube is necessary: Viewed! Pfs Nozzle could/would be of a screwdriver ( not a hammer! order to optimally. Back on but not much it in Arizona in 1975, they required it to be a. Noted - i 've removed the carburettor snuggly, and stories from around the globe with returning Military personnel tourists... Parts help you finish the job: Recently Viewed lets us knowe-message eric @... Right aside should be a 65, they required it to be inspected the is. Sure that the idle cutoff valve is screwed into the carburettor * WordPress Firewall... Jet-Plug who leads to the PFS dispensing tube on the 30 series, no check ball on the VW i! 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