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techtalk:ih:carb01k [2019/09/10 23:01]
hippysmack
techtalk:ih:carb01k [2019/09/26 03:00] (current)
hippysmack [Idle Passages]
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 ===== Bendix Carb Identification ===== ===== Bendix Carb Identification =====
 See also in the Sportsterpedia:​ \\ See also in the Sportsterpedia:​ \\
-  * [[techtalk:​ih:​carb01#​bendix_zenith_i6p12_carb_1972-early_1976|Bendix ​basic carb information]]+  * [[techtalk:​ih:​carb01#​bendix_zenith_i6p12_carb_1972-early_1976|Bendix ​Carb Basic Information]]
   * [[techtalk:​ih:​carb01l|Rebuilding the Bendix Carb]]   * [[techtalk:​ih:​carb01l|Rebuilding the Bendix Carb]]
   * [[techtalk:​ih:​carb01m|Bendix Carb Functions, Adjustments,​ Tuning]]   * [[techtalk:​ih:​carb01m|Bendix Carb Functions, Adjustments,​ Tuning]]
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 There were three Bendix carburetors,​ designated in the parts catalogs, that were installed on Sportsters. \\ There were three Bendix carburetors,​ designated in the parts catalogs, that were installed on Sportsters. \\
 |Sportster \\ Year \\ Model|HD Part #|Bendix Part #|Venture \\ Size|No. of Idle \\ Discharge \\ Holes|Idle \\ Tube| |Sportster \\ Year \\ Model|HD Part #|Bendix Part #|Venture \\ Size|No. of Idle \\ Discharge \\ Holes|Idle \\ Tube|
-|**E1972**|27155-72 ((1972,1973 HD Sportster Parts Catalog Supplements (99451-72), (99451-73) ))|13609A|38mm|3|(A) 27749-72| +|**E1972**|27155-72 ((1972,1973 HD Sportster Parts Catalog Supplements (99451-72), (99451-73) ))|13609A|36mm|3|(A) 27749-72| 
-|:::​|27155-72 ((1972,1973 HD Sportster Parts Catalog Supplements (99451-72), (99451-73) ))|13609B|38mm|3|(B) 27750-72|+|:::​|27155-72 ((1972,1973 HD Sportster Parts Catalog Supplements (99451-72), (99451-73) ))|13609B|36mm ((Kingrabbit of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​p=5778105#​post5778105))|4 ((Kingrabbit of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​p=5778105#​post5778105))|(B) 27750-72 ​\\ (E72-73)|
 |**L1972-1974**|27155-72A ((1973, 1974 HD Sportster Parts Catalog Supplements (99451-73) (99451-74) ))|13731|38mm|4|:::​| ​ |**L1972-1974**|27155-72A ((1973, 1974 HD Sportster Parts Catalog Supplements (99451-73) (99451-74) ))|13731|38mm|4|:::​| ​
-|**1975-Early 1976** \\ (also '​71-'​75 FX models)| 27155-72B ((1975 HD Sportster Parts Catalog Supplement (99451-75) )) ((1976 HD Sportster Parts Catalog Supplement (99451-76) )) ((1971-1984 HD FX Parts Catalog pg 35))|13731|38mm|4|integrated w / carb body \\ not for replacement|+|**1975-Early 1976** \\ (also '​71-'​75 FX models)| 27155-72B ((1975 HD Sportster Parts Catalog Supplement (99451-75) )) ((1976 HD Sportster Parts Catalog Supplement (99451-76) )) ((1971-1984 HD FX Parts Catalog pg 35))|13731|38mm|4|integrated w / carb body \\ no letter designation ​\\ not meant for replacement|
  
 **Bendix model 13732** \\ **Bendix model 13732** \\
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 \\ \\
  
-|  27155-72B (13731C), arbitrary '​C'​ ((photos by DirtyHarry68 of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2072203&​page=2)) ​ ||+===== I.D. Numbers ===== 
 + 
 +|  27155-72 (13609B), arbitrary '​B',​ venturi stamped 36mm ((photos by Kingrabbit of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​p=5778108)) ​ ||| 
 +|{{:​techtalk:​ih:​carb:​bendix_13609b_pic_1_by_kingrabbit.jpg?​direct&​200|}}|{{:​techtalk:​ih:​carb:​bendix_13609b_pic_2_by_kingrabbit.jpg?​direct&​200|}}|{{:​techtalk:​ih:​carb:​bendix_13609b_pic_3_by_kingrabbit.jpg?​direct&​200|}}| 
 + 
 +|  27155-72B (13731C), arbitrary '​C'​, venturi stamped 38mm ((photos by DirtyHarry68 of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2072203&​page=2)) ​ ||
 |{{:​techtalk:​ih:​carb:​bendix_carb_7_by_dirtyharry68.jpg?​direct&​300|}}|{{:​techtalk:​ih:​carb:​bendix_carb_9_by_dirtyharry68.jpg?​direct&​300|}}| |{{:​techtalk:​ih:​carb:​bendix_carb_7_by_dirtyharry68.jpg?​direct&​300|}}|{{:​techtalk:​ih:​carb:​bendix_carb_9_by_dirtyharry68.jpg?​direct&​300|}}|
  
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 ===== Idle Passages ===== ===== Idle Passages =====
-The 36mm carb has 3 idle passages. ((Popgadget of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2071986&​page=3)) \\ +The 13609A ​36mm carb has 3 idle passages. ((Popgadget of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2071986&​page=3)) \\ 
-The 38mm carb has 4 idle passages. \\+The 13609B 36mm carb has 4 idle passages. ((Popgadget of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2071986&​page=3)) \\ 
 +The 38mm carbs have 4 idle passages. \\
 ===== Main Jet / Idle Tube ===== ===== Main Jet / Idle Tube =====
 One feature of an adjustable main jet, (besides the number), is the holes near the bottom that are drilled at about a 45° angle. ((needspeed of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2071986&​page=2)) \\ One feature of an adjustable main jet, (besides the number), is the holes near the bottom that are drilled at about a 45° angle. ((needspeed of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2071986&​page=2)) \\
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 Tube sizes: \\ Tube sizes: \\
 +These are removable (threaded) jets. \\
 +Both the A and B tubes were used on the early 27155-72 (13609B) and 27155-72 (13731) carbs. \\
 +Neither the "​C"​ tube nor it's successors were ever installed on a Sportster carb (officially anyway). \\
 +Here is a link to a pic of the "​C"​ tube at 
 +[[https://​nosparts.nl/​database/​parts/​details_1/​w_1/​Part_number_27750-72|NOSparts]]. \\
 +
   * A = .60mm ((Dr Dick of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​p=4829064#​post4829064)) (27749-72) standard on carbs through change letter "​A"​.   * A = .60mm ((Dr Dick of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​p=4829064#​post4829064)) (27749-72) standard on carbs through change letter "​A"​.
   * B = .65mm ((1971-1984 HD FX FSM pg 35)) (27750-72) standard on carbs through change letter "​B"​.   * B = .65mm ((1971-1984 HD FX FSM pg 35)) (27750-72) standard on carbs through change letter "​B"​.
-  * C =  standard on carbs through change letter "​C" ​plugged tubes.+  * C = ((https://​nosparts.nl/​database/​parts/​details_1/​w_1/​Part_number_27750-72)) ​standard on carbs through change letter "​C"​.
  
 **72-74 Sportster Fixed Idle Tube**: (screw in type - no adjustment) \\ **72-74 Sportster Fixed Idle Tube**: (screw in type - no adjustment) \\
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 ((Pic courtesy of The Doctor71 of the XLFORUM)) \\ ((Pic courtesy of The Doctor71 of the XLFORUM)) \\
  
-===== 27155-72B =====+===== 27155-72B ​(13731) ​=====
  
 | 27155-72B (13731) fixed jet (hidden under welch plug). Also has stampings '​C'​ and '5 95' ((photos by DirtyHarry68 of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2072203&​page=2))|| | 27155-72B (13731) fixed jet (hidden under welch plug). Also has stampings '​C'​ and '5 95' ((photos by DirtyHarry68 of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2072203&​page=2))||