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techtalk:ih:carb01m [2019/09/21 16:50] hippysmack [Check Valve] |
techtalk:ih:carb01m [2022/11/25 20:42] hippysmack [Throttle Cable] |
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====== IH: Carburetor, Intake Manifold & Exhaust - Sub-01M ====== | ====== IH: Carburetor, Intake Manifold & Exhaust - Sub-01M ====== | ||
\\ | \\ | ||
- | ====== Bendix Zenith I6P12 Carb (1972-Early 1976) ====== | + | ====== Bendix Carb Functions, Adjustments, Tuning ====== |
See also in the Sportsterpedia: \\ | See also in the Sportsterpedia: \\ | ||
* [[techtalk:ih:carb01#bendix_zenith_i6p12_carb_1972-early_1976|Bendix Carb Basic Information]] | * [[techtalk:ih:carb01#bendix_zenith_i6p12_carb_1972-early_1976|Bendix Carb Basic Information]] | ||
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* [[techtalk:ih:carb01l|Rebuilding the Bendix Carb]] | * [[techtalk:ih:carb01l|Rebuilding the Bendix Carb]] | ||
+ | ====== Parts / Functions ====== | ||
===== Main Jet / IdleTube ===== | ===== Main Jet / IdleTube ===== | ||
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* Turning clockwise = leaner. | * Turning clockwise = leaner. | ||
* Turning counter-clockwise = richer. | * Turning counter-clockwise = richer. | ||
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==== Main jet ==== | ==== Main jet ==== | ||
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The main jet screw is the one closest to the air cleaner. The Idle screw is closer to the manifold. \\ | The main jet screw is the one closest to the air cleaner. The Idle screw is closer to the manifold. \\ | ||
The main jet doubles as the float bowl securing bolt under the carb. \\ | The main jet doubles as the float bowl securing bolt under the carb. \\ | ||
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==== Idle Tube ==== | ==== Idle Tube ==== | ||
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The later adjustable main is favorable if mounting on an early magneto motor as you do not have to pull the carb off to make main adjustments. \\ | The later adjustable main is favorable if mounting on an early magneto motor as you do not have to pull the carb off to make main adjustments. \\ | ||
+ | ===== Float ===== | ||
+ | ===== Float Bowl ===== | ||
- | ===== Float ===== | + | ==== Check Valve ==== |
- | + | ||
- | ===== Check Valve ===== | + | |
The check valve is press fit into the bowl (yellow circle below) and has two main functions. | The check valve is press fit into the bowl (yellow circle below) and has two main functions. | ||
- It feeds gas to the accelerator passage in the bottom of the bowl. | - It feeds gas to the accelerator passage in the bottom of the bowl. | ||
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{{:techtalk:ih:carb:clearing_the_bendix_accel_pump_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071854)) {{:techtalk:ih:carb:original_bendix_check_valve_1_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) | {{:techtalk:ih:carb:clearing_the_bendix_accel_pump_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071854)) {{:techtalk:ih:carb:original_bendix_check_valve_1_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) | ||
{{:techtalk:ih:carb:original_bendix_check_valve_2_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) \\ | {{:techtalk:ih:carb:original_bendix_check_valve_2_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) \\ | ||
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{{:techtalk:ih:carb:original_bendix_check_valve_3_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) | {{:techtalk:ih:carb:original_bendix_check_valve_3_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) | ||
{{:techtalk:ih:carb:original_bendix_check_valve_4_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) | {{:techtalk:ih:carb:original_bendix_check_valve_4_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) | ||
{{:techtalk:ih:carb:original_bendix_check_valve_5_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) \\ | {{:techtalk:ih:carb:original_bendix_check_valve_5_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074658)) \\ | ||
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===== Choke Plate \ Cable ===== | ===== Choke Plate \ Cable ===== | ||
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{{:techtalk:ih:carb:bendix_throttle_cable_mech_by_piniongear.jpg?direct&400|}} ((drawing by piniongear of the XLFORUM http://xlforum.net/forums/showthread.php?p=3446817#post3446817)) \\ | {{:techtalk:ih:carb:bendix_throttle_cable_mech_by_piniongear.jpg?direct&400|}} ((drawing by piniongear of the XLFORUM http://xlforum.net/forums/showthread.php?p=3446817#post3446817)) \\ | ||
+ | ==== Swapping from a Tillotson to a Bendix ==== | ||
If you want to swap from a Tillotson to a Bendix, you will have to purchase a reverse grip spiral. Look up part# 56220-58 at J&P Cycles. ((piniongear of the XLFORUM http://xlforum.net/forums/showthread.php?t=757993&page=4)) \\ | If you want to swap from a Tillotson to a Bendix, you will have to purchase a reverse grip spiral. Look up part# 56220-58 at J&P Cycles. ((piniongear of the XLFORUM http://xlforum.net/forums/showthread.php?t=757993&page=4)) \\ | ||
Harley part # 56220-58 (pulls). Harley part # 56220-53 (pushes). ((needspeed of the XLFORUM http://xlforum.net/forums/showthread.php?t=2072323)) \\ | Harley part # 56220-58 (pulls). Harley part # 56220-53 (pushes). ((needspeed of the XLFORUM http://xlforum.net/forums/showthread.php?t=2072323)) \\ | ||
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The dowel is on the bottom side and the set screw is on top side in the pic below. \\ | The dowel is on the bottom side and the set screw is on top side in the pic below. \\ | ||
{{:techtalk:ih:carb:throttle_cable_mod_by_piniongear.jpg?direct&300|}} ((photo by piniongear of the XLFORUM http://xlforum.net/forums/showthread.php?t=1480481&page=2)) \\ | {{:techtalk:ih:carb:throttle_cable_mod_by_piniongear.jpg?direct&300|}} ((photo by piniongear of the XLFORUM http://xlforum.net/forums/showthread.php?t=1480481&page=2)) \\ | ||
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===== Carb / A/C Brace ===== | ===== Carb / A/C Brace ===== |