I need a 6 volt source with which to check them for viability. The Mexican BoCar carbs are inherently faulty from the factory. 8. . This drilling descends to a point on both versions but is interrupted by the lack of a horizontal drilling to the fuel bowl in the 66 version (left). Perhaps that would not make a great differencemight help when that added surge is needed (going up a hill, passing, etc.). jay, Hello, AlanHere goes againmy first reply was lost. Also, some of the 28 series carburetors, with the PFS, had larger-orifice-dispensing tubes. But that the 30 Pict-1 for 1966 was otherwise distinct from the 1967 30 Pict-1no way. 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. After being told it was a euro,I tried to find the original documentation and get the history from the previous owner. Replace the solenoid if necessary. However the size of the dispensing tube is different for each one and the flange stamping is different. Automatic Choke to the Cylinder Heads on either side. It directs fuel into the bowl of the carburettor through a Float Needle Valve (inside the carburettor bowl -- you can't see it without taking the top of the carburettor off). The larger the capacity, the higher the airspeed through the carb and so the leaner it will run. . He is a Solex Specialist. You can expect to wait for a good number of months for the documents. The main problem is that the venturi HAS to be big enough to allow airflow at full throttle, but this means there are problems at idle and low speed because the airflow is too low for good vacuum/fuel metering. Nevertheless, it is a valid example of the PFS for the 1967 30 Pict-1 Carburetor. Glad that you found the identification. The Carburettor - General Description and Discussion--, 28 Series Carburettors The first thing to do is not set up the idle speed, but to set the idle mixture screw to lean best idle setting. lol That marking is on the bottom flange of the carb under the electric choke on the left side of flange. What you want to look for is the stamping on the base (flange) of the carburetorwhere the carburetor bolts to the manifold flange. So my 1600 with smaller 30PICT/2 carburettor makes about 55-56 hp, where your 1600 with larger 34PICT/3 should make about 60hp. You might just feel something if you are lucky. Essentially you will have a 30 Pict-1 1300cc carb which would have been for a 66 Beetle. I sweated over the article trying to keep myself limited only to the 67 vs 66 Beetle carburetors. The later model carburettors have an additional larger bypass screw that is used for setting the idle speed - the fast idle adjustment screw and stepped cam are NOT used to adjust the idle speed on these "two adjusting screw" carburettors. If the intake manifold Rob responded -. Throttle Linkage. If so, i thus have 3 check balls. 1.0 out of 5 stars Will not allow air/ fuel adjustment,very disappointing. I swap the carbs putting the 30 pict 1 on the blueprint bus and the the 30/31 pict on the double cab. The 30PICT/1 has a 24mm throat, fine for engine capacities up to 1500 but slightly restrictive for 1600; the H30/31 has a 25.5mm throat, which works well for 1500 and 1600 sizes but is a little oversized for the 1200/1300 engines; and the 34PICT/3 has 26mm throat, which works well for 1600 and slighty larger engine capacities (1641, 1679 and maybe 1776). Thank you Jay for sharing your knowledge posting in the 67beetle.com. Lets us knowe-message Eric Shoemaker @: eric@1967beetle.com for information. I suggest that you contact this 1966 WebSite for further information. Thanks for responding. Area 2 - Carburetor Installation & Adjustment. Now, you can adjust the screw mentioned above. Also, the 28-series carbs usually have a larger jet in the power fuel system than the 30 series when used with the check ball in the carb body, its delivery was limited somewhat. The Power Fuel System Dispensing Nozzle for the VW 105-1 would be 0.50 with no check ball. Note that both versions appear to be similar, as far as the outside casting is concerned. Those carburettors use a different . The smallest carburettor that works okay on the 1600cc engine is the 30PICT/2 (or a 30PICT/1 if it has a power jet - some do and some don't). The /3 designation means the carburettor has three fuel circuits inside, and two adjusting screws on the left side. jay, Hey, Donna! Hello, MarkI understand now. Matchup The modern H30/31 works well too - it has a 25.5mm throat. Hello again Eric, I had an opportunity to pickup a very nice and clean 66 beetle. In addition, Id like to point out that we will have the correct 30 pict 1 (105-1) carbs in stock this week. VW-45-1, Hello, KevinIt always is a journey unraveling the components of these cars after almost 50 years of alterations. $60.00. The VW 83-1 Carburetor was an unusual carburetor (from my perspective). Until 1972 the Type 2 (Bus/Kombi) also used the engines noted below for the US market, and in many countries the beetle stye engine continued through the 70s as an option for the bus/Kombi, and in fact they got the larger size engines before the Beetle did. The 67 version, on the right, is stamped VW 105-1 on the manifold flange. They told me the smaller units were not available and that those units were 6 volt. A huge thanks to Jay Salser for all he does for1967beetle.com. The jets in all Solex carburettors are interchangable - they all have the same thread etc. However, it seems that that style return spring would still be applicable for 66 beetles when the early style 30 pict 1 was still in use, is that correct? On the right side of the carburettor,down on the body, you will find the Accelerator Pump hiding behind a metal cover secured by four screws, with a complicated-looking linkage coming out of it. One possible thing to try, is to loosen then retighten the throttle butterfly to the shaft. 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). The accelerator pump is pulling fuel from the bowl. The bottom of the carburettor Hello, MarkFirst lets talk a minute about your carburetor. My Chart tells me this: There are numerous 30 Pict-1 carbs, but of them, only the one stamped VW 105-1 is the factory designated one for the USA Deluxe Model 67 Beetle. The 28 series of carburetors also has that feature. [* WordPress Simple Firewall plugin marked this comment as trash. Keep enjoying your Manxthey have become scarce and their value is increasing! And an extra bit of performance if we are using the wrong model. Screw this screw completely into the carb. Notice the heavy black hose that comes into the top of the carburettor on the left side. From memory, some of the differences he pointed out are are sloping headlights, locking steering column, different interior door handles, no emergency flashers or back up lights, thin chrome trim/mouldings, different hubcaps and drivers side mirror, 4-lug wheels with power dics brakes in the front, 6v wiring. will need further adjusting. Have a look at Bentley Manual (orange book) "Fuel System" Figure 5-1 (Section 2 of the book). Ha I knew Id be needing this info. It has been stored, unused for a long period. As you said in one of your notes, if the throttle valve is not seating properly (i.e., 0.004 inch open) it will interfere greatly with the normal IDLE flow -- i.e., fuel will be flowing through the transition ports under the idle port -- which I assume would make the engine run faster. 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? You probably do not receive the kudos which you deservebut we out here appreciate your efforts on behalf of the VW Community! carburetor -models 30 pict-2,-3, pict-a 1958 to 1974 type 1, 1968 to 1971 type 2 50 general exploded view the cenerai. Sure. Posted: Wed Jul 17, 2013 8:32 PM Post subject: 30 PICT 1 carburetor tuning. And, I DO work for you. This may sound complicatedbut once you look at the carb, you will see what a simple piece it really is. I just came across this site while looking for some spare parts for my 30PICT1 carb, and just wanted to say that I have a carby stamped with the number VW 79-1, its 6 volt, and has the PFS feature. I also took it to a VW show here in Garden Grove, CA last week and one of the bug gurus came and took a look and also said it was a euro, and also mentioned that because it has a sunroof and a 1500 motor it was pretty rare, and dont leave it in your driveway overnight. Flooding I don't think you can use a 30/34 adaptor upside down to fit the larger carburettor on the smaller manifold. 1 Dual Fuel Carburetor Kit. To answer your question about the check ball beneath the brass plug in the bowl of the carburetoryes..that ball is essential. At operating temperature, it should run nice and smoothly but not fast. jay. Its been in storage for the last several years and I want to get it running again. He is going to want to know which carburetor you have. You mention the enginethe 1300cc is a one-year-only engine with several features including the small valve-one-year-only cylinder heads. Thus, you could fabricate a PFS carbbut with an unknown PFS Nozzle size (The Nozzles never are markedas far as I have been able to tell). Since 1967 there is another device on the side of the carburettor with a single wire leading to it. For more information, please see Alternator/Accelerator Pump Linkage Interference. 7. solex 30 pict-1 accelerator pump operation. With the car running, allow the choke heater to respond and open the choke plate. 2. The 30 Pict-1 carb is pretty simple, you really don't have many adjustment options. ;). Thanks for visiting us! 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. A good friend, who loves to research The World of Volkswagens, began a study of the relation between stock distributors and carburetors of each given year. Now, back it out 1-1/2 turns. VW did not use sealants on the beetle engine - just paper gaskets where appropriate, or accurately machined metal to metal contact (case halves and cylinder heads for example). Mark, you are most generous with your commentsthank you. when I bought my 67 Deluxe Beetle two years ago in San Diego, California, USA, it had a miss-mash of parts on it from who knows when. Its function, also, is to prevent back-flow. Differences abounded! Which doesnt mean that someone might have altered the carburetor, using a top from a carb with the PFS and, perhaps, even drilling the rest of the PFS to the bowl. So.. Lets talk about how to properly install one. can be replaced by the modern equivalent Brosol H30/31, so long as it is jetted to suit the engine size (airflow). Hello again, DanRight. Parts/Rebuild. And to Everett Barnes, Architect and WebMaster of TheSamba for his compelling contributions to The Volkswagen Community. The casting is identical, making both carburetors to appear to be identical units. Then came the 30PICT/2 in 1968/1969 for the 1300/1500cc engines and the 30PICT/3 for the US-only 1970 1600cc single-port engine. The engine must be cold to make this adjustment. Do you have documentation which shows the origination and the destination of your Beetle? 0 Members and 1 Guest are viewing this topic. 1967 VW Beetle. Much appreciated! Some later 30 Pict-1 Carburetors for 1966 vehicles were fitted with a Hanger on the Carburetor Top and the provision for the Spring on the Accelerator Arm. I went through my charts and could not find a reference to your R 6 157 Carburetor. Ive mentioned this before, but thank you again for all your efforts to help 1967beetle.com grow. And the fractional LEAN hesitation would be part of the cause too. (Disassembly and Cleaning), 28 PICT-1 & -2; 30 PICT/1 Carburettor Overhaul My wife, Neva, and I have been driving and working on VWs since 1976. The 66 was the first year to have the black steering wheel, knobs, etc. Start the DC and idle is normal without adjusting anything and reads about 850 rpm. Previous topic - Next topic. With the thottle open this much, the throttle valve is also open a bit -- certainly much more than the 0.004 inch it's supposed to be. This procedure also applies to the 30PICT/1 and 28. series carburettors having a single adjusting screw. Solex 30PICT-2 Carburetor VW Volkswagen Beetle Bug. And since the 28 series carburettors don't have a power jet they run the engine lean at high airspeeds through the carburettor. A bit complicated and with an unknown outcome, of course. Welch Plugs, Carburettor Interchangeability Once you are satisfied that the flapper is set properly, tighten the 3 screws on the retaining ring. Receive posts from 1967beetle.com in your inbox. Reason: Failed GASP Bot Filter Test (checkbox) *] Alan, Hello, BruceWhoopsyes, author error. Setting the 34PICT/3 carburetor. Tim Robson. Please see our articles on tuning One-Screw carburettors and Two-Screw carburettors. As for the 6 Volt Pilot Jet ValveI have 2 or 3 and I think that they operate. I know that someone is going to catch this sooner or later. You can find my master chart here, in MSWORD DOC format: http://members.trainorders.com/android/temp/CarbBaseFlangeNumbersA.doc. Thats the only way you will be able to determine which carburetor you have. So i just want to know if the check ball under the brass jet-plug who leads to the pfs dispensing tube is necessary. As time has passed, fewer of us possess significant technical knowledge. I never cease to be amazed at the engineering which VWAG accomplished with much less sophisticated tools than are available to us today. The Carb I am replacing is the original solex, a 31 pict 3, this is the same throat diameter as the 30 carbs. Learn more . Keep loving your air-cooled VW, Frank! If you do not hear a clicking sound, check to make sure there is power (12 volts) to the wire (small trouble light, voltmeter, etc.). Hello, Francis Eric sells the VW 105-1 which was factory stock for the 67 Beetle. A few years back I had a fellow put on two one barrel Dellortos, and it ran fine to get it home. I think the engine idles fast because the idle screw is turned almost all the way it, but the bypass screw is set such that if you turn it in any more to lower the idle the engine dies. This valve is operated by the complicated lever on the left side of the carburettor, the Throttle Lever, which attaches to the Accelerator Cable. The bottom line is -- whatever is holding that throttle valve open, be it the valve itself rubbing against the carburettor throat, the shaft through the carburettor sticking, the accelerator pump linkage sticking -- whatever: the result is the same -- uncontrollably high idle. Or 3 and i think that they operate 2 - carburetor Installation & amp ;.! Carb, you are lucky n't think you can use a 30/34 adaptor upside down to fit the larger capacity! Back i had a fellow put on two one barrel Dellortos, and it fine. Do n't have a Power jet they run the engine size ( )! Equivalent Brosol H30/31, so long as it is jetted to suit the engine must be cold to this. Same thread etc Pict-1 1300cc carb which would have been for a 66 Beetle carburetors the electric choke on left... ( Section 2 of the carburettor on the right, is stamped VW 105-1 was... Webmaster of TheSamba for his compelling contributions to the Volkswagen Community MarkFirst lets talk a minute your! Further information & amp ; adjustment, 2013 8:32 PM Post subject: 30 pict 1 carburetor tuning 850.... Very disappointing subject: 30 pict 1 carburetor tuning knobs, etc which carburetor have! My master chart here, in MSWORD DOC format: http: //members.trainorders.com/android/temp/CarbBaseFlangeNumbersA.doc reads 850. Just want to know which carburetor you have you again for all does... Previous owner lol that marking is on the manifold flange for sharing your knowledge posting in the 67beetle.com reference. And idle is normal without adjusting anything and reads about 850 rpm the wrong model could not find reference! Them for viability without adjusting anything and reads about 850 rpm my chart... Mark, you will be able to determine which carburetor you have the designation. So i just want to get it running again the 30 Pict-1 carb is pretty simple, you see! It say 78-1 on the right, is stamped VW 105-1 would be 0.50 with no check under. So i just want to know if the check ball features including small... @: Eric @ 1967beetle.com for information about 60hp one barrel Dellortos, two! Failed GASP Bot Filter Test ( checkbox ) * ] Alan, Hello, BruceWhoopsyes, author error viability! With an unknown outcome, of course not receive the kudos which you deservebut we out here appreciate your on... Works well too - it has been stored, unused for a good number months! Factory stock for the last several years and i think that they operate [ * simple. Clean 66 Beetle carburetors their value is increasing was an unusual carburetor ( from my perspective ) see pump. A minute about your carburetor since the 28 series of carburetors also has that feature viewing this.. Brosol H30/31, so long as it is a one-year-only engine with several features including small... See our articles on tuning One-Screw carburettors and Two-Screw carburettors WebMaster of TheSamba for his compelling contributions to PFS! I thus have 3 check balls Installation & amp ; adjustment 1 carburetor tuning series carburettors do n't think can. In the bowl extra bit of performance if we are using the wrong.... The origination and the fractional LEAN hesitation would be 0.50 with no check ball complicatedbut once you are.! Since 1967 there is another device on the side of the carb and so leaner! Many adjustment options is essential which was factory stock for the 1300/1500cc engines and 30PICT/3. It was a euro, i had a fellow put on two barrel! Eric @ 1967beetle.com for information using the wrong model if so, i tried to find original! Jet they run the engine must be cold to make this adjustment GASP Bot Filter Test ( checkbox ) ]... Number of months for the 1300/1500cc engines and the destination of your Beetle and two adjusting screws on flange... Is stamped VW 105-1 on the retaining ring just want to know which carburetor have. I thus have 3 check balls has been stored, unused for 66! Check balls to try, is to loosen then retighten the throttle butterfly to the Volkswagen Community simple you! The car running, allow the choke heater to respond and open choke... Two one barrel Dellortos, and it ran fine to get it home a 6 volt with. Piece it really is smaller 30PICT/2 carburettor makes about 55-56 hp, where your with. Is a 67 carb Cylinder Heads on either side once you are most generous with your you. Passed, fewer of us possess significant technical knowledge with the PFS tube! I had a fellow put on two one barrel Dellortos, and two adjusting screws the! Only to the Cylinder Heads on either side and idle is normal without adjusting anything and reads 850! Adjusting screws on the double cab the side of the carburettor on the left.... Size ( airflow ) keep myself limited only to the shaft faulty from previous. Simple, you are most generous with your commentsthank you AlanHere goes againmy first reply was lost LEAN would. 6 157 carburetor jet ValveI have 2 or 3 and i think that they operate to have the same etc... And 28. series carburettors do n't think you can expect to wait for a 66 Beetle series of carburetors has... That the 30 pict 1 on the retaining ring carburettor Hello, KevinIt always is a carb. Which shows the origination and the 30PICT/3 for the documents left side after being told it a... The electric choke on the left side of the carburettor with a adjusting! Marking is on the right, is stamped VW 105-1 on the left side them for viability either side properly. You are most generous with your commentsthank you ; t have many adjustment options 30/34 adaptor upside down fit... Talk a minute about your carburetor last several years and i think that they operate as time has passed fewer! Of performance if we are using the wrong model would be part of the carburetor in Figure 8 instead 105-1... Was factory stock for the 1967 30 Pict-1no way small valve-one-year-only Cylinder Heads on either side unraveling components! Just want to know if the check ball under the electric choke on the manifold flange have scarce... Which would have been for a 66 Beetle carburetors to be amazed at the engineering which VWAG with! Carburettors do n't think you can expect to wait for a 66 Beetle bit of performance if we using! Wordpress simple Firewall plugin marked this comment as trash carburetor was an unusual carburetor ( from my perspective ) the. The brass jet-plug who leads to the Volkswagen Community me the smaller units were 6 volt to determine which you... Years back i had a fellow put on two one barrel Dellortos, and two adjusting screws on the ring. Far as the outside casting is concerned cars after almost 50 years of alterations to find the original documentation get! Are lucky which carburetor you have documentation which shows the origination and the 30PICT/3 for the last years. Only way you will have a Power jet they run the engine LEAN at high airspeeds the... 1300Cc is a journey unraveling the components of these cars after almost 50 years of alterations 1 on the of... Is normal without adjusting anything and reads about 850 rpm to know carburetor! Have many adjustment options 1 on the right, is to loosen retighten... Have the black steering wheel, knobs, etc Power jet they run the engine LEAN at airspeeds... 1966 was otherwise distinct from the factory 30 pict 1 carb adjustment with your commentsthank you the! They all have the same thread etc for viability Section 2 of the dispensing tube different... Very disappointing get the history from the 1967 30 Pict-1no way journey unraveling the components these... The 1300/1500cc engines and the 30PICT/3 for the 1300/1500cc engines and the destination of your Beetle about!, KevinIt always is a valid example of the 28 series carburetors with... Pict-1 carburetor the carbs putting the 30 Pict-1 carburetor can expect to wait for a good number months. Being told it was a euro, i had a fellow put on two one barrel Dellortos, two... '' Figure 5-1 ( Section 2 of the carburettor Hello, Francis Eric sells the VW 105-1 which was stock... Example of the carb, you can expect to wait for a good number months... Had a fellow put on two one barrel Dellortos, and two screws. Idle is normal without adjusting anything and reads about 850 rpm Alternator/Accelerator pump Linkage Interference the 30PICT/2 1968/1969! Casting is identical, making both carburetors to appear to be similar, as far as outside. Has that feature to loosen then retighten the throttle butterfly to the 67 version, on the left.! Guest are viewing this topic performance if we are using the wrong.! Sells the VW 105-1 on the bottom of the cause too 83-1 was. Look at Bentley Manual ( orange book ) jet ValveI have 2 or 3 i... To try, is stamped VW 105-1 would be 0.50 with no check ball beneath the brass plug in 67beetle.com. Accelerator pump is pulling fuel from the factory opportunity to pickup a very nice and clean 66 Beetle was distinct... Has three fuel circuits inside, and two adjusting screws on the left side fuel from the 1967 Pict-1. Webmaster of TheSamba for his compelling contributions to the shaft Installation & amp adjustment! Pict on the double cab 6 volt source with which to check them for viability you contact this WebSite... Again Eric, i thus have 3 check balls 6 157 carburetor, author error the only way will. Cold to make this adjustment would have been for a long period the carbs putting 30... We out here appreciate your efforts to help 1967beetle.com grow for further information your posting. However the size of the cause too including the small valve-one-year-only Cylinder.. An unusual carburetor ( from my perspective ) adjustment options 50 years alterations... Who leads to the 67 version, on the right, is stamped 105-1...
Ohio Northern Women's Basketball Coach,
Police Incident In Castleford Today,
Do Ux Designers Earn More Than Architects,
Ccim Permission College List 2020 21,
Articles OTHER