Differences
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techtalk:ih:carb07 [2022/10/03 06:04] hippysmack [Seals - Intake to Heads] |
techtalk:ih:carb07 [2023/12/30 00:29] (current) hippysmack |
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| | HD Sportster Manifold Part Numbers |||||| | | HD Sportster Manifold Part Numbers |||||| | ||
| |Year Model|Manifold Part#|Material|Throat Dia.|Bolt Hole \\ Dims/Spacing|OEM Carb| | |Year Model|Manifold Part#|Material|Throat Dia.|Bolt Hole \\ Dims/Spacing|OEM Carb| | ||
| - | |1957-1971 Sportsters|27021-57|Cast iron|1.562"|.39" holes on a 2.688" b.c. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=5265198&postcount=6))|Linkert \\ Tillotson| | + | |1957-1971 Sportsters|27021-57|Cast iron|1.562"|.39" holes on a 2.688" b.c. ((Dr Dick of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/179433-manifold-differences?postcount=6#post3834793))|Linkert \\ Tillotson| |
| - | |1972-1974 Sportsters|27021-71|Cast iron|1.562"|.33" holes on 2.750" b.c. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=5265198&postcount=6))|Bendix / Zenith| | + | |1972-1974 Sportsters|27021-71|Cast iron|1.562"|.33" holes on 2.750" b.c. ((Dr Dick of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/179433-manifold-differences?postcount=6#post3834793))|Bendix / Zenith| |
| - | |1975-1979 Sportsters|27021-71A|Aluminum|1.562"|.33" holes on a 2.750" b.c. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=5265198&postcount=6))|Bendix / Zenith \\ Keihin "butterfly"| | + | |1975-1979 Sportsters|27021-71A|Aluminum|1.562"|.33" holes on a 2.750" b.c. ((Dr Dick of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/179433-manifold-differences?postcount=6#post3834793))|Bendix / Zenith \\ Keihin "butterfly"| |
| |1980-1985 Sportster|27021-78 ((1979-1985 HD Sportster Parts Catalog))|Aluminum| | |Keihin "butterfly"| | |1980-1985 Sportster|27021-78 ((1979-1985 HD Sportster Parts Catalog))|Aluminum| | |Keihin "butterfly"| | ||
| | HD Big Twin Manifold Part Numbers ||||| | | HD Big Twin Manifold Part Numbers ||||| | ||
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| ====== Seals - Intake to Heads ====== | ====== Seals - Intake to Heads ====== | ||
| ^{{techtalk:miscres:instruction_sheet_header_4.png?nolink&830|}}||| | ^{{techtalk:miscres:instruction_sheet_header_4.png?nolink&830|}}||| | ||
| - | | Intake to Head - Hardware History. ((See Brucstoudt & Dr_Dick - XLForum - http://xlforum.net/forums/showthread.php?t=2079889))((also http://xlforum.net/forums/showthread.php?t=509757)) || OEM Part Numbers | | + | | Intake to Head - Hardware History. ((See Brucstoudt & Dr_Dick - XLForum - https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/202688-intake-manifold-o-ring-or-rubber-band?t=2079889)) ((also https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/73290-79-what-is-this-gasket-where-do-i-get-some?t=509757)) ((1979-1985 HD Sportster Parts Catalog pgs 23-27)) || OEM Part Numbers | |
| | 1957-78 | Used exact same port sealing machining, heads and manifolds | **Uses O-rings - 27060-55 - Clamp 27063-57** | | | 1957-78 | Used exact same port sealing machining, heads and manifolds | **Uses O-rings - 27060-55 - Clamp 27063-57** | | ||
| | 1979 | Confusing because it had the o-ring machining but used rubber bands | **Uses rubber bands - 27062-78 - Clamp 27063-78** | | | 1979 | Confusing because it had the o-ring machining but used rubber bands | **Uses rubber bands - 27062-78 - Clamp 27063-78** | | ||
| - | | E1980 | Dropped the machining for the O-ring | **Uses rubber bands - 27062-78 - Clamp 27063-78** ((1979-1985 HD Sportster Parts Catalog pg 23)) | | + | | E1980 | Dropped the machining for the O-ring | **Uses rubber bands - 27062-78 - Clamp 27063-78** | |
| - | | L1980-1985 | Uses same rubber bands as 79-E80 but different clamp | **Uses ruber bands - 27062-78 - Clamp 27063-80** ((1979-1985 HD Sportster Parts Catalog pgs 23-27)) | | + | | L1980-1985 | Uses same rubber bands as 79-E80 but different clamp | **Uses ruber bands - 27062-78 - Clamp 27063-80** | |
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| | 1979 models could retro fit 78-earlier interface mechanisms as a bolt on mod. ||| | | 1979 models could retro fit 78-earlier interface mechanisms as a bolt on mod. ||| | ||
| | 1980-later models needed the heads to be machined for reverting to the straight up o-ring seals. ||| | | 1980-later models needed the heads to be machined for reverting to the straight up o-ring seals. ||| | ||
| - | | 1957-1978 O-rings (27060-55) ((photo courtesy of Ebay seller, jrsvintageharley1990. [[https://www.ebay.com/str/jrsvintageharleyparts?_trksid=p2047675.l2563|Link to Ebay Store]] )) | 1957-1978 Intake Manifold Clamp (27063-57) ((photo courtesy of Ebay seller, jrsvintageharley1990. [[https://www.ebay.com/str/jrsvintageharleyparts?_trksid=p2047675.l2563|Link to Ebay Store]] )) | | + | | 1957-1978 Intake Manifold O-rings (27060-55) ((photo courtesy of Ebay seller, jrsvintageharley1990. [[https://www.ebay.com/str/jrsvintageharleyparts?_trksid=p2047675.l2563|Link to Ebay Store]] )) | 1957-1978 Intake Manifold Clamp (27063-57) ((photos courtesy of Ebay seller, jrsvintageharley1990. [[https://www.ebay.com/str/jrsvintageharleyparts?_trksid=p2047675.l2563|Link to Ebay Store]] )) | |
| - | |{{:techtalk:ih:carb:1957-1978_sportster_intake_manifold_o-rings_27060-55_by_jrsvintageharley1990.jpg?direct&300|}}|{{:techtalk:ih:carb:1957-1978_sportster_manifold_clamp_27063-57_by_jrsvintageharley1990_pic2.jpg?direct&300|}}| | + | |{{:techtalk:ih:carb:1957-1978_sportster_intake_manifold_o-rings_27060-55_by_jrsvintageharley1990.jpg?direct&300|}}|{{techtalk:ih:carb:1957-1978_sportster_intake_manifold_clamp_27063-57_by_jrsvintageharley1990.jpg?direct&300|}}| |
| + | |||
| + | | 1979-1985 Sportster Intake Manifold \\ Rubber Bands (27062-78) ((photo courtesy of Ebay seller, jrsvintageharley1990. [[https://www.ebay.com/str/jrsvintageharleyparts?_trksid=p2047675.l2563|Link to Ebay Store]] )) | 1979-E1980 Intake Manifold Clamp (27063-78) ((photos courtesy of Ebay seller, jrsvintageharley1990. [[https://www.ebay.com/str/jrsvintageharleyparts?_trksid=p2047675.l2563|Link to Ebay Store]] )) | | ||
| + | |{{:techtalk:ih:carb:1979-1985_sportster_intake_manifold_rubber_bands_by_jrsvintageharley1990.jpg?direct&300|}}|{{:techtalk:ih:carb:1979-e1980_sportster_intake_manifold_clamp_27063-78_by_jrsvintageharley1990.jpg?direct&300|}}| | ||
| ===== Bendix ===== | ===== Bendix ===== | ||
| - | {{:techtalk:ih:carb:bendix_mounting_hardware_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071371)) \\ | + | {{:techtalk:ih:carb:bendix_mounting_hardware_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 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/195078-1974-manifold-seal-clamps-question?t=2071371)) \\ |
| - | {{:techtalk:ih:carb:bendix_-_mounted_1_by_the_doctor71.jpg?direct&200|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071371)) {{:techtalk:ih:carb:bendix_-_mounted_2_by_the_doctor71.jpg?direct&200|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071371)) {{:techtalk:ih:carb:bendix_-_mounted_3_by_the_doctor71.jpg?direct&200|}} ((photo by The Doctor71 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071371)) \\ | + | {{:techtalk:ih:carb:bendix_-_mounted_1_by_the_doctor71.jpg?direct&200|}} ((photo by The Doctor71 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/195078-1974-manifold-seal-clamps-question?t=2071371)) {{:techtalk:ih:carb:bendix_-_mounted_2_by_the_doctor71.jpg?direct&200|}} ((photo by The Doctor71 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/195078-1974-manifold-seal-clamps-question?t=2071371)) {{:techtalk:ih:carb:bendix_-_mounted_3_by_the_doctor71.jpg?direct&200|}} ((photo by The Doctor71 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/195078-1974-manifold-seal-clamps-question?t=2071371)) \\ |
| ===== Keihin Butterfly ===== | ===== Keihin Butterfly ===== | ||
| - | + | These V-twin clamps (35-0419) work well for stopping intake leaks. The tool to install them is the same as any oiteker clamp pliers. ((66xlch of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/113554-intake-manifold-leak-plague/page5?t=1079081&page=5)) \\ | |
| - | These V-twin clamps (35-0419) work well for stopping intake leaks. The tool to install them is the same as any oiteker clamp pliers. ((66xlch of the XLFORUM http://xlforum.net/forums/showthread.php?t=1079081&page=5)) \\ | + | {{:techtalk:ih:carb:manifold_clamps_by_66xlch.jpg?direct&300|}} ((photo by 66xlch of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/113554-intake-manifold-leak-plague/page5?t=1079081&page=5)) {{:techtalk:ih:carb:manifold_clamps_by_dirtycory.jpg?direct&300|}} ((photo by DirtyCory of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/113554-intake-manifold-leak-plague/page7?t=1079081&page=7)) \\ |
| - | {{:techtalk:ih:carb:manifold_clamps_by_66xlch.jpg?direct&300|}} ((photo by 66xlch of the XLFORUM http://xlforum.net/forums/showthread.php?t=1079081&page=5)) {{:techtalk:ih:carb:manifold_clamps_by_dirtycory.jpg?direct&300|}} ((photo by DirtyCory of the XLFORUM http://xlforum.net/forums/showthread.php?t=1079081&page=7)) \\ | + | |
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