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                      | N.B. Throttle sizes are not always 
                          given, eg Weber DGAS is 32 DGAS, 34 DGAS or 38 DGAS. |   
                      | PART No. | CARBURETTORS |   
                      | 1JC20 | Weber 45 or 48 DCOE, SK 45, 47 or 
                          50 DBS Dellorto 45 or 48 DHLA Mikuni 44 or 50 PHH Solex 
                          40 PHH or 45 DHH |   
                      | 2JC20 | Weber 40 or 42 DCOE SK4O DBS Dellorto 
                          40 DHLA Mikuni 40 PHH Solex 40 DAA or ADDHE |   
                      | 3JC20 | Weber 32/36 DGAV, DGAR, DGAS, DGEV, 
                          DGR, DGV |   
                      | 4JC20 | Weber 28/36 DCD, DCB, DCHD Solex 
                          34 PAIA, 35 SDID |   
                      | 5JC20 | Weber DAT, DATR, DFTM, DMTE, DMTL, 
                          DMTR, DMTT, 30/34 DFTH-ISC Solex 30, 30/32 32/34, 34 
                          CIC or CICF,CICSA |   
                      | 6JC20 | Weber ADLD, DAR, DARA, DFAV, DFD, 
                          DFE, DFEV, DFM, DFV, DHS DHSA, DlF, DIR, DMS, DMSA Solex 
                          EElS, EElA, EEIT, EIES, MIMAT, MIMSA, MMSA, SIEIA, TMIMA 
                          Holley (Weber) 5200 Ozone (as fitted to Lada cars) |   
                      | 7JC20 | Weber 40 DFA, DFAV, 40 DFI |   
                      | 8JC20 | Weber 32 DFT, DFTA |   
                      | 9JC20 | Weber DCNF, DCNFA (most variants) |   
                      | 10JC20 | Weber IDF Dellorto DRLA Solex 40 
                          PH-6 |   
                      | 12JC20 | SU H2, HS2, HD2 |   
                      | 13JC20 | SU H4, HS4, HD4, HIF4, HIF38 |   
                      | 14JC20 | SU H6 HS6, HD6 |   
                      | 15JC20 | SU H8, HS8, HD8 |   
                      | 16JC20 | SU HIF6, HIF7, HIF44 |   
                      | 17/18JC20 | As 12JC20 with offset 23mm |   
                      | 19/20JC20 | As 13JC20 with offset 15mm |   
                      | 21JC20 | Blank baseplate for specials |   
                      | 22JC20 | Zenith/Stromberg 125CD Some types 
                          have differing hole and breather patterns |   
                      | 23JC20 | Zenith/Stromberg 15OCD Some types 
                          have differing hole and breather patterns |   
                      | 24JC20 | Zenith/Stromberg 175CD Some types 
                          have differing hole and breather patterns |   
                      | 25JC20 | Ford (or Motorcraft /Autolite) `V 
                          VÓ |   
                      | 26/27JC20 | As 10JC20 with offset 10mm |   
                      | 30JC20 | Weber TL, TLF, TLP, TLA, TLM Pierburg 
                          IB1, IB3 etc (8Omm) |   
                      | 31JC20 | Weber TLD, TLDR Pierburg 2B2, 2B5 
                          (1O8mm) |   
                      | 32JC20 | GM Varajet |   
                      | 33JC20 | Weber DCO/SP |   
                      | 34JC20 | Weber IBA, IBF, IBP, IBSH, IBR, ICE, 
                          ICEV, ICH ICT Solex BISCA, BISA, BIS, PBISA, PBI, PBIC, 
                          PD I, PDSIT, PlC, PICB, PICS, PICT, EITA, some SEIA 
                          Zenith 32 IF Dellorto FRDA |   
                      | 35JC20 | Weber 'J2' DMTR (similar to 5JC20) |   
                      | 36JC20 | Weber 30 DIC |   
                      | 37JC20 | Weber DCA, DCN, DCNV, DCNVA, DCNVH 
                          (also some DCNF) |   
                      | 38JC20 | Weber TLDM 2V |   
                      | 39JC20 | Weber ADF Solex 32 TEIE |   
                      | 41JC20 | Weber 30 DIC (reverse of 36JC20) |   
                      | 42JC20 | Weber DRT, DRTM, Solex 28/34, Z10, 
                          34/34, Z13, 'R5 GTX 90' (Special Application) |   
                      | 43JC20 | Weber DCOE or equivalent upside down 
                          for use on cars with very low bonnet over carbs eg. 
                          Jaguar C, D and E type |   
                      | 46JC20 | Pierburg 2E2 2E3 (92mm) |   
                      | 49JC20 | As 3JC20 but at 90¡ orientation |   
                      | 51JC20 | Ford IV (58mm) |  |   
               
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