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techtalk:ref:carb01 [2020/07/06 01:43]
hippysmack [Sub Documents]
techtalk:ref:carb01 [2024/02/20 23:21] (current)
hippysmack [Rivera SU Carbs]
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   * [[techtalk:​ref:​carb01c|Mikuni HSR Function and Tuning]]   * [[techtalk:​ref:​carb01c|Mikuni HSR Function and Tuning]]
   * [[techtalk:​ref:​carb01d|Choke Relocation on a Mikuni HSR]]   * [[techtalk:​ref:​carb01d|Choke Relocation on a Mikuni HSR]]
 +  * [[techtalk:​ref:​carb01e|Mikuni HSR42 - Mounting]]
  
 **VM Series**: \\ **VM Series**: \\
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 Click on the pic to enlarge. \\ Click on the pic to enlarge. \\
-{{:​techtalk:​ref:​carb:​counterfeit_mikuni_pic_by_aswracing.jpg?​direct&​800|}} ((photo by aswracing of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​p=5829469#​post5829469)) \\+{{:​techtalk:​ref:​carb:​counterfeit_mikuni_pic_by_aswracing.jpg?​direct&​800|}} ((photo by aswracing of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-intake-and-exhaust/​sportster-motorcycle-air-intake-carburetor-efi-fuel-and-exhaust/​199942-counterfeit-mikuni-carbs#​post5829469)) \\
  
 **Mikuni vs CV-40**: \\ **Mikuni vs CV-40**: \\
-|Mikuni HSR42 on a relatively low powered bike: \\ Not a whole lot. Some, but not a lot.((chart by aswracing of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1725973&​highlight=oil+pump&​page=27))|Mikuni HSR42 \\ Now let's bump the power up a little bit to see what Mikuni brings to \\ the party: Still not much. Course, this isn't a whole lot stronger bike. ((chart by aswracing of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1725973&​highlight=oil+pump&​page=27))|+|Mikuni HSR42 on a relatively low powered bike: \\ Not a whole lot. Some, but not a lot.((chart by aswracing of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-motor-engine/​sportster-motorcycle-engine-conversions/​160818-1250-build-bottom-to-top/​page27?​t=1725973&​highlight=oil+pump&​page=27))|Mikuni HSR42 \\ Now let's bump the power up a little bit to see what Mikuni brings to \\ the party: Still not much. Course, this isn't a whole lot stronger bike. ((chart by aswracing of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-motor-engine/​sportster-motorcycle-engine-conversions/​160818-1250-build-bottom-to-top/​page27?​t=1725973&​highlight=oil+pump&​page=27))|
 |{{:​techtalk:​ref:​carb:​mikuni_vs_cv40_1_by_aswracing.gif?​direct&​400|}}|{{:​techtalk:​ref:​carb:​mikuni_vs_cv40_2_by_aswracing.gif?​direct&​400|}}| |{{:​techtalk:​ref:​carb:​mikuni_vs_cv40_1_by_aswracing.gif?​direct&​400|}}|{{:​techtalk:​ref:​carb:​mikuni_vs_cv40_2_by_aswracing.gif?​direct&​400|}}|
  
-|Mikuni HSR42 \\ OK, now let's put it on a bit stronger bike: \\ Holy cow, made a pretty big difference at this power level. ((chart by aswracing of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1725973&​highlight=oil+pump&​page=27))|Mikuni HSR45 \\ Now let's step it up some more: Shazam. \\ It's worth nearly 11hp on a 111hp bike! ((chart by aswracing of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1725973&​highlight=oil+pump&​page=27))|+|Mikuni HSR42 \\ OK, now let's put it on a bit stronger bike: \\ Holy cow, made a pretty big difference at this power level. ((chart by aswracing of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-motor-engine/​sportster-motorcycle-engine-conversions/​160818-1250-build-bottom-to-top/​page27?​t=1725973&​highlight=oil+pump&​page=27))|Mikuni HSR45 \\ Now let's step it up some more: Shazam. \\ It's worth nearly 11hp on a 111hp bike! ((chart by aswracing of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-motor-engine/​sportster-motorcycle-engine-conversions/​160818-1250-build-bottom-to-top/​page27?​t=1725973&​highlight=oil+pump&​page=27))|
 |{{:​techtalk:​ref:​carb:​mikuni_vs_cv40_3_by_aswracing.gif?​direct&​400|}}|{{:​techtalk:​ref:​carb:​mikuni_vs_cv40_4_by_aswracing.gif?​direct&​400|}}| |{{:​techtalk:​ref:​carb:​mikuni_vs_cv40_3_by_aswracing.gif?​direct&​400|}}|{{:​techtalk:​ref:​carb:​mikuni_vs_cv40_4_by_aswracing.gif?​direct&​400|}}|
  
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 ===== S&S Super B Series ===== ===== S&S Super B Series =====
-{{:​techtalk:​ref:​carb:​sands_super_b_by_robicycle.jpg?​direct&​300|}} ((photo by Robicycle of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1786621&​page=4)) {{:​techtalk:​ref:​carb:​sands_super_b_by_shgrier.jpg?​direct&​300|}}((photo by Robicycle of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=2074303)) \\+{{:​techtalk:​ref:​carb:​sands_super_b_by_robicycle.jpg?​direct&​300|}} ((photo by Robicycle of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​166320-need-pics-of-carbs/​page4?​t=1786621&​page=4)) {{:​techtalk:​ref:​carb:​sands_super_b_by_shgrier.jpg?​direct&​300|}}((photo by Robicycle of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​197633-the-b-s-knees?​t=2074303)) \\
  
 **Throttle shaft leak repair**. \\ **Throttle shaft leak repair**. \\
-Counter-bore each side a few thousandths less than the O-ring thickness so it sits a little proud. ((Tim The Grim of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=2074290)) ​ \\+Counter-bore each side a few thousandths less than the O-ring thickness so it sits a little proud. ((Tim The Grim of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​197624-s-s-super-b-installation-setup-did-i-do-this-right?​t=2074290)) ​ \\
 These are 1/4" x 3/8" O-rings from a HF&T kit. \\ Then use a couple 1/4" ID SS washers with a good synthetic grease like Super-Lube. \\ These are 1/4" x 3/8" O-rings from a HF&T kit. \\ Then use a couple 1/4" ID SS washers with a good synthetic grease like Super-Lube. \\
 The return spring is on one side and you position the throttle lever on the other side. \\ The return spring is on one side and you position the throttle lever on the other side. \\
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 This was done on a milling machine with a mold ejection pin that fit perfectly. \\  This was done on a milling machine with a mold ejection pin that fit perfectly. \\ 
 To keep center, the pin was put in the spindle collet with an indicator as a confirmation of position after having moved the Z axis. \\ To keep center, the pin was put in the spindle collet with an indicator as a confirmation of position after having moved the Z axis. \\
-{{:​techtalk:​ref:​carb:​throttle_shaft_mod_on_sands_1_by_tim_the_grim.jpg?​direct&​200|}} ((photo by Tim The Grim of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=2074290)) {{:​techtalk:​ref:​carb:​throttle_shaft_mod_on_sands_2_by_tim_the_grim.jpg?​direct&​300|}} ((photo by Tim The Grim of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=2074290)) {{:​techtalk:​ref:​carb:​throttle_shaft_mod_on_sands_3_by_tim_the_grim.jpg?​direct&​300|}} ((photo by Tim The Grim of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=2074290)) \\+{{:​techtalk:​ref:​carb:​throttle_shaft_mod_on_sands_1_by_tim_the_grim.jpg?​direct&​200|}} ((photo by Tim The Grim of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​197624-s-s-super-b-installation-setup-did-i-do-this-right?​t=2074290)) {{:​techtalk:​ref:​carb:​throttle_shaft_mod_on_sands_2_by_tim_the_grim.jpg?​direct&​300|}} ((photo by Tim The Grim of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​197624-s-s-super-b-installation-setup-did-i-do-this-right?​t=2074290)) {{:​techtalk:​ref:​carb:​throttle_shaft_mod_on_sands_3_by_tim_the_grim.jpg?​direct&​300|}} ((photo by Tim The Grim of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​197624-s-s-super-b-installation-setup-did-i-do-this-right?​t=2074290)) \\
  
 ===== S&S Super E Series ===== ===== S&S Super E Series =====
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 **Removing the accelerator pump**. \\ **Removing the accelerator pump**. \\
 The spring inside holds the diaphragm up until the rod pushes it down like a bellows. \\ The spring inside holds the diaphragm up until the rod pushes it down like a bellows. \\
-{{:​techtalk:​ref:​carb:​sands_super_e_carb_by_samppa.jpg?​direct&​250|}} ((photo by samppa of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​threadid=297424)) {{:​techtalk:​ref:​carb:​sands_accelerator_pump_by_horse.jpg?​direct&​300|}} ((photo by Horse of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1162895)) \\+{{:​techtalk:​ref:​carb:​sands_super_e_carb_by_samppa.jpg?​direct&​250|}} ((photo by samppa of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-intake-and-exhaust/​sportster-motorcycle-air-intake-carburetor-efi-fuel-and-exhaust/​57212-s-s-super-e-question?​threadid=297424)) {{:​techtalk:​ref:​carb:​sands_accelerator_pump_by_horse.jpg?​direct&​300|}} ((photo by Horse of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​119637-super-e-shorty-accelerator-pump-not-responding-to-throttle?​t=1162895)) \\
  
 ==== Kmotor Super E (copy?) ==== ==== Kmotor Super E (copy?) ====
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 However, it is something to take into account if your intention is indeed to buy an S&S model. \\ However, it is something to take into account if your intention is indeed to buy an S&S model. \\
 Here is the carburetor: Here is the carburetor:
-|  **Kmotor Super E** next to a Keihin butterfly ((photo by mickey t of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=2073560&​highlight=keihin)) ​ |  No S&S markings ((photo by mickey t of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=2073560&​highlight=keihin)) ​ |+|  **Kmotor Super E** next to a Keihin butterfly ((photo by mickey t of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​196994-this-is-the-no-name-carb-i-purchased-n-hoping-it-will-work-dor-this-season?​t=2073560&​highlight=keihin)) ​ |  No S&S markings ((photo by mickey t of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​196994-this-is-the-no-name-carb-i-purchased-n-hoping-it-will-work-dor-this-season?​t=2073560&​highlight=keihin)) ​ |
 |{{:​techtalk:​ref:​carb:​fake_super_e_pic_1_by_mickey_t.jpg?​direct&​250|}}| {{:​techtalk:​ref:​carb:​fake_super_e_pic_2_by_mickey_t.jpg?​direct&​250|}}| ​ |{{:​techtalk:​ref:​carb:​fake_super_e_pic_1_by_mickey_t.jpg?​direct&​250|}}| {{:​techtalk:​ref:​carb:​fake_super_e_pic_2_by_mickey_t.jpg?​direct&​250|}}| ​
  
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 \\ \\
 ====== Rivera SU Carbs ====== ====== Rivera SU Carbs ======
 +==== Sub Documents ====
   * Click here for instructions for {{ pdf-bulletin:​su_intimidator_i-ii_carb_instructions.pdf |Eliminator I & II carbs in PDF}}.   * Click here for instructions for {{ pdf-bulletin:​su_intimidator_i-ii_carb_instructions.pdf |Eliminator I & II carbs in PDF}}.
 +    * Same instructions above as pics [[techtalk:​ref:​carb01x|Eliminator I & II carbs]]
   * Here are some more {{ pdf-bulletin:​su_carb_instructions.pdf |Instructions for SU carbs}}.   * Here are some more {{ pdf-bulletin:​su_carb_instructions.pdf |Instructions for SU carbs}}.
  
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 {{:​techtalk:​ref:​carb:​dellorto_phm_38mm_pic_1_by_yellowstone_kelley.jpg?​direct&​300|}} ((photo by Yellowstone Kelley of the XLFORUM)) \\ {{:​techtalk:​ref:​carb:​dellorto_phm_38mm_pic_1_by_yellowstone_kelley.jpg?​direct&​300|}} ((photo by Yellowstone Kelley of the XLFORUM)) \\
  
-{{:​techtalk:​ref:​carb:​dellorto_phm_38mm_pic_2_by_yellowstone_kelley.jpg?​direct&​200|}} ((photo by Yellowstone Kelley of the XLFORUM)) {{:​techtalk:​ref:​carb:​dellorto_phm_38mm_pic_3_by_yellowstone_kelley.jpg?​direct&​200|}} ((photo by Yellowstone Kelley of the XLFORUM)) {{:​techtalk:​ref:​carb:​dellorto_phm_38mm_pic_4_by_yellowstone_kelley.jpg?​direct&​200|}} ((photo by Yellowstone Kelley of the XLFORUM)) \\+{{:​techtalk:​ref:​carb:​dellorto_phm_38mm_pic_2_by_yellowstone_kelley.jpg?​direct&​200|}} ((photo by Yellowstone Kelley of the XLFORUM ​https://​www.xlforum.net/​forum/​sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​166320-need-pics-of-carbs/​page4?​t=1786621&​page=4)) {{:​techtalk:​ref:​carb:​dellorto_phm_38mm_pic_3_by_yellowstone_kelley.jpg?​direct&​200|}} ((photo by Yellowstone Kelley of the XLFORUM ​https://​www.xlforum.net/​forum/​sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​166320-need-pics-of-carbs/​page4?​t=1786621&​page=4)) {{:​techtalk:​ref:​carb:​dellorto_phm_38mm_pic_4_by_yellowstone_kelley.jpg?​direct&​200|}} ((photo by Yellowstone Kelley of the XLFORUM ​https://​www.xlforum.net/​forum/​sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​166320-need-pics-of-carbs/​page4?​t=1786621&​page=4)) \\
  
  
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 ===== Weber ===== ===== Weber =====
-The Weber is a very tunable carb for different motors with a nearly infinite set of jets, emulsion tubes, chokes, etc. ((ericfreeman of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1206675)) \\+The Weber is a very tunable carb for different motors with a nearly infinite set of jets, emulsion tubes, chokes, etc. ((ericfreeman of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​122524-webber-carb-on-a-900?​t=1206675)) \\
 The angled manifold that swings the carb towards the front of the bike, giving you leg room to tuck in behind the manifold / carb. \\ The angled manifold that swings the carb towards the front of the bike, giving you leg room to tuck in behind the manifold / carb. \\
  
-{{:​techtalk:​ref:​carb:​weber_carb_pic_4_by_chief.jpg?​direct&​250|}} ((photo by chief of the XLFORUM  ​http://​xlforum.net/​forums/showpost.php?p=3488892&​postcount=7)) ​+{{:​techtalk:​ref:​carb:​weber_carb_pic_4_by_chief.jpg?​direct&​250|}} ((photo by chief of the XLFORUM  ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​122524-webber-carb-on-a-900?​postcount=7#​post2583166)) 
  
-{{:​techtalk:​ref:​carb:​weber_dcoe_40_pic_2_by_ericfreeman.jpg?​direct&​300|}} ((photo by ericfreeman of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1206675))  +{{:​techtalk:​ref:​carb:​weber_dcoe_40_pic_2_by_ericfreeman.jpg?​direct&​300|}} ((photo by ericfreeman of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​122524-webber-carb-on-a-900?​t=1206675))  
-{{:​techtalk:​ref:​carb:​weber_dcoe_40_pic_1_by_ericfreeman.jpg?​direct&​300|}} ((photo by ericfreeman of the XLFORUM ​http://​xlforum.net/​forums/showthread.php?​t=1206675)) \\+{{:​techtalk:​ref:​carb:​weber_dcoe_40_pic_1_by_ericfreeman.jpg?​direct&​300|}} ((photo by ericfreeman of the XLFORUM ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​122524-webber-carb-on-a-900?​t=1206675)) \\
  
  
-{{:​techtalk:​ref:​carb:​weber_carb_pic_1_by_chief.jpg?​direct&​300|}} ((photo by chief of the XLFORUM  ​http://​xlforum.net/​forums/showpost.php?p=3488892&​postcount=7))  +{{:​techtalk:​ref:​carb:​weber_carb_pic_1_by_chief.jpg?​direct&​300|}} ((photo by chief of the XLFORUM  ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​122524-webber-carb-on-a-900?​postcount=7#​post2583166))  
-{{:​techtalk:​ref:​carb:​weber_carb_pic_2_by_chief.jpg?​direct&​300|}} ((photo by chief of the XLFORUM  ​http://​xlforum.net/​forums/showpost.php?p=3488892&​postcount=7))  +{{:​techtalk:​ref:​carb:​weber_carb_pic_2_by_chief.jpg?​direct&​300|}} ((photo by chief of the XLFORUM  ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​122524-webber-carb-on-a-900?​postcount=7#​post2583166))  
-{{:​techtalk:​ref:​carb:​weber_carb_pic_3_by_chief.jpg?​direct&​300|}} ((photo by chief of the XLFORUM  ​http://​xlforum.net/​forums/showpost.php?p=3488892&​postcount=7)) \\+{{:​techtalk:​ref:​carb:​weber_carb_pic_3_by_chief.jpg?​direct&​300|}} ((photo by chief of the XLFORUM  ​https://www.xlforum.net/​forum/sportster-motorcycle-forum/​sportster-motorcycle-era-specific-and-model-specific/​ironhead-sportster-motorcycle-talk-1957-1985/​122524-webber-carb-on-a-900?​postcount=7#​post2583166)) \\
  
 \\ \\