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manufactured in China, and being direct copies means that parts are at least meant to be interchangeable. Operation however, usually varies from the original, due to inaccurate drilling and poorly calibrated parts and use of different quality materials. If there is a problem arising from a poorly prepared carb, it is often most noticeable during idle or cruise. Interchangeability works in both directions, as internal parts may also be swapped for original ones. Webcon has some handy downloads to help tell genuine Webers from fake
254:, Italy, up until 1992, when production was transferred to Madrid, Spain, where they continue to be made today. Weber carburetors are made in a facility owned by LCN Automotive based in Spain. There are only two direct distributors of Spanish Weber carburetors: Webcon based in the UK, and WorldPac (known as RedlineWeber) in the US. Webcon operates a global distribution chain via a long established network of dealers and specialists, many of whom are located in the EU.
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selected by the butterfly valves, for DCO/DCOE the sizes are 38/40/42/45/48/50/55, with 40/45/48/50/55 being more common and available today. Jet size is based on choke size, and choke size is just based on engine displacement, RPM and application. Today you can simplify the calculation work and use an online jetting calculator or go through the jetting tables and match your case.
279:; "Double-Body Horizontal E") being the most common one. They are sold in what is referred to as a Weber conversion kit. A Weber conversion kit is a complete upgrade package consisting of a Weber carburetor, intake manifold or manifold adapter, throttle linkage, air filter, and all of the hardware needed for installation on a vehicle.
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These numbers are followed by a group of letters, which indicate various features: the DCOE is a sidedraft unit, all others being downdraft; the DCD has a piston-type starter valve as opposed to a strangler choke; and so on. After the letters there will be a further number, which may be followed by a
287:
Weber carburetors are marked with a model code on the mounting flange, the body, or on the cover of the float chamber. This begins with a number which originally indicated the diameter (in millimetres) of the throttle bore, but later lost this significance. If this number has a single pair of digits,
315:
Proper carburetor jetting is based on engine displacement, RPM and engine usage. Either one or more carburetors connected to each other are used. For small engines, even only one half of the carburetor was used, with the other half blinded and partially cut off. The basic carburetor size can be
300:
Copies of DCOE, IDF, IDA or DGV carburetors can be found made by other companies, like EMPI, FAJS or REEDMORAL, LOREADA, often at up to half the price of the authentic
Spanish Weber versions. Often these are referred to as Knock offs, Clones or 'fakes' by Weber users. Most of these copies are
271:
carburetors. Weber fuel system components are distributed by
Magneti Marelli, Webcon UK Ltd., and, in North America, by several organizations, including Worldpac, marketing under the Redline name. Other suppliers include Overseas Distributing, Pierce Manifolds & Lynx Weber in Australia.
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began his automotive career working for Fiat, first at their Turin plant (in 1914) and later at a dealership in
Bologna. After WWI, with gasoline prices high, he reached a certain success in selling conversion kits for running trucks on
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has replaced carburetors in both production cars and most modern motor racing, although Weber carburetors are still used extensively in classic and historic racing. They are also supplied as high-quality replacements for problematic
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both chokes are of the same diameter and operate together; if it has two pairs of digits separated by a stroke (e.g. 28/36), there are primary and secondary chokes that are opened one after the other, usually of differing diameter.
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letter, e.g. 4B, 13A; these indicate the series, which in turn almost always indicates the original equipment fitment of the product. The full designation might be 40 DCOE 29, 45 DCOE 9, etc.
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Fiat assumed control of the company in 1952 following Weber's disappearance in 1945. In time, Weber carburetors were fitted to standard production cars and factory racing applications from
141:, where two barrels of the same size were used. These were arranged so that each cylinder of the engine had its own carburetor barrel. These carburetors found use in
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250:, or the "Engine Management Group"). This was then reorganized as Magneti Marelli Powertrain S.p.A. in 1986. Genuine Weber carburetors were produced in
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of different sizes (the smaller one for low-speed/rpm running and the larger one optimised for high-speed/rpm use).
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in 1923 when Weber produced carburetors as part of a conversion kit for
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is an automotive manufacturing company founded in 1923, known for their
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411:"Scale Plan Series: 1935-37 8C 35, 12C 36 and 12C 37 Alfa Romeos"
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In the 1930s, Weber began producing twin-barrel carburetors for
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LaChance, David (March 2012). "Supply Side: Weber".
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In 1986, Fiat also took control of Weber competitor
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485:How to Restore Fuel Systems and Carburettors
483:Penberthy, Ian (1988). Thacker, Tony (ed.).
246:, and merged the two into a single company (
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661:Exploded views for Weber carburetors, parts
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608:Weber Carburettors Owners Workshop Manual
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409:Thompson, Jonathan (September 1964).
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130:carburetors, with two
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87:Weber 36 DCNVA from a
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489:Osprey Publishing
262:In modern times,
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27:
23:
1562:Autopromotec
1295:Stanguellini
1272:Quadricycles
1096:Studiotorino
939:Quadricycles
877:Professional
637:
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577:
571:carbparts.eu
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306:Fake Weber 2
303:Fake Weber 1
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181:Aston Martin
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157:on the 1938
139:motor racing
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119:
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95:
94:
89:Matra Murena
50:Headquarters
1428:Landi Renzo
1288:Racing cars
1185:Autobianchi
1180:Fiat S.p.A.
1086:Pininfarina
1026:Ares Design
966:Racing cars
820:Lamborghini
810:Menarinibus
283:Model codes
205:Lamborghini
128:twin-barrel
100:carburetors
61:Area served
1615:Categories
1572:Autostrade
1475:OMP Racing
1433:Lombardini
1351:Components
1145:Bizzarrini
1066:Fioravanti
867:Alfa Romeo
850:Stellantis
825:OTO Melara
602:References
425:2012-05-16
258:Modern use
237:Volkswagen
177:Alfa Romeo
166:automotive
147:Alfa Romeo
1567:Euro NCAP
1465:Marzocchi
1408:Fondmetal
1403:VM Motori
1393:Dell'Orto
1363:Alcantara
1358:Accossato
1190:Innocenti
1165:Cisitalia
1160:Chiribiri
922:Iveco Bus
840:Puritalia
815:Fornasari
775:De Tomaso
396:1555-6867
65:Worldwide
1590:Category
1480:OZ Group
1413:Graziano
1253:De Simon
1222:S.C.A.T.
1217:O.S.C.A.
1123:and LCVs
947:Casalini
887:Maserati
320:See also
217:Maserati
195:, Fiat,
189:Chrysler
171:such as
143:Maserati
132:venturis
116:kerosene
25:Industry
1600:Commons
1485:Pirelli
1455:Malossi
1383:Ceriani
1373:Borrani
1300:Bandini
1248:Bremach
1155:Ceirano
1140:Bianchi
1114:Defunct
1081:Morelli
973:Dallara
957:Italcar
835:Piaggio
790:Ferrari
421:(6): 30
311:Setting
252:Bologna
233:Triumph
229:Renault
225:Porsche
193:Ferrari
169:marques
151:updraft
106:History
40: (
35:Founded
1515:Sparco
1505:Sabelt
1490:Polini
1460:Martin
1378:Brembo
1279:Grecav
1263:S.P.A.
1175:Diatto
1170:Cizeta
1101:Zagato
1061:Ermini
1036:Cecomp
1003:Tatuus
993:Osella
988:M.A.T.
882:Lancia
855:Abarth
830:Pagani
800:Martin
734:Active
631:
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495:
461:Webcon
450:lcn.es
394:
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296:Copies
221:Morgan
209:Lancia
173:Abarth
1520:SPICA
1368:Arrow
1227:Siata
1207:Qvale
1202:Itala
1091:Stola
917:Astra
912:Iveco
892:Sevel
501:. 15.
362:Notes
244:Solex
213:Lotus
124:Fiats
75:1961
54:Italy
20:Weber
1626:Fiat
1536:Ford
1510:SCAM
1470:MOMO
1232:Zust
1130:APIS
978:GISA
872:Fiat
845:SILK
755:Alkè
747:LCVs
745:and
629:ISBN
616:ISBN
493:ISBN
392:ISSN
235:and
197:Ford
145:and
42:1923
38:1923
1418:ICP
1212:Iso
1135:ATS
929:SCV
765:ATS
269:OEM
201:IKA
185:BMW
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