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techtalk:ref:carb04 [2019/03/25 16:33] hippysmack [Exhaust Leaks] |
techtalk:ref:carb04 [2024/01/11 01:43] hippysmack |
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====== REF: Carburetor, Intake Manifold & Exhaust ====== | ====== REF: Carburetor, Intake Manifold & Exhaust ====== | ||
====== Exhaust Leaks ====== | ====== Exhaust Leaks ====== | ||
- | You can put your hand near the pipes at likely places for leaks (exhaust ports, any joints) and see if you can feel air escaping. ((Folkie of the XLFORUM http://xlforum.net/forums/showthread.php?p=5107303&highlight=stethoscope#post5107303)) \\ | + | You can put your hand near the pipes at likely places for leaks (exhaust ports, any joints) and see if you can feel air escaping. ((Folkie 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/118650-exhaust-port-gaskets-installation-tricks?highlight=stethoscope#post3727356)) \\ |
But, be careful not to burn yourself on the pipes. | But, be careful not to burn yourself on the pipes. | ||
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===== Smoke Test ===== | ===== Smoke Test ===== | ||
When oil is added to the combustion chamber, the result is smoke coming out of the exhaust. \\ | When oil is added to the combustion chamber, the result is smoke coming out of the exhaust. \\ | ||
- | The oil burns and comes out as smoke. ((Folkie of the XLFORUM http://xlforum.net/forums/showthread.php?p=5107303&highlight=stethoscope#post5107303)) \\ | + | The oil burns and comes out as smoke. ((Folkie 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/118650-exhaust-port-gaskets-installation-tricks?highlight=stethoscope#post3727356)) \\ |
The smoke should just come out the ends of the mufflers. \\ | The smoke should just come out the ends of the mufflers. \\ | ||
If smoke is coming out anywhere else, that's where your leak is. \\ | If smoke is coming out anywhere else, that's where your leak is. \\ | ||
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Once the muffler baffles are drilled, it can easily be detected that you have 'tampered' with them. \\ | Once the muffler baffles are drilled, it can easily be detected that you have 'tampered' with them. \\ | ||
Depending on where you live, your bike may not pass inspection due to this mod. ((AsSeenOnTV http://xlforum.net/forums/showthread.php?t=1392884)) \\ | Depending on where you live, your bike may not pass inspection due to this mod. ((AsSeenOnTV http://xlforum.net/forums/showthread.php?t=1392884)) \\ | ||
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This was done with a 3/4" hole saw on a 10" drill extension. ((AsSeenOnTV http://xlforum.net/forums/showthread.php?t=1392884)) \\ | This was done with a 3/4" hole saw on a 10" drill extension. ((AsSeenOnTV http://xlforum.net/forums/showthread.php?t=1392884)) \\ | ||
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|If exhaust is installed, make sure the set screw in the extension is tight so you don't drop the hole saw inside it. ((photos by bboerst31 of the XLFORUM http://xlforum.net/forums/showthread.php?t=792768)) || | |If exhaust is installed, make sure the set screw in the extension is tight so you don't drop the hole saw inside it. ((photos by bboerst31 of the XLFORUM http://xlforum.net/forums/showthread.php?t=792768)) || | ||
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| Torque Cones ((photo by biknut of the XLFORUM http://xlforum.net/forums/showthread.php?t=643292)) | | | Torque Cones ((photo by biknut of the XLFORUM http://xlforum.net/forums/showthread.php?t=643292)) | | ||
====== Lollipops ====== | ====== Lollipops ====== | ||
+ | {{ :techtalk:ref:carb:lollipop_drawing_by_shotgun46.jpg?direct&200|}} ((drawing by shotgun46 of the XLFORUM http://xlforum.net/forums/showthread.php?t=1552356&page=2)) \\ | ||
* A "Lollipop" is a cheap simple way of achieving back pressure on the pipes and creating anti-reversion. | * A "Lollipop" is a cheap simple way of achieving back pressure on the pipes and creating anti-reversion. | ||
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|Washer welded to 1/4" bolt w/ bolt inserted into washer((photo by rooster77 of the XLFORUM))|Eyebolt ((photo by xllent01 of the XLFORUM))|| | |Washer welded to 1/4" bolt w/ bolt inserted into washer((photo by rooster77 of the XLFORUM))|Eyebolt ((photo by xllent01 of the XLFORUM))|| | ||
+ | ====== Patriot Defender ====== | ||
+ | Dims: ((rocketmangb of the XLFORUM http://xlforum.net/forums/showthread.php?p=5737508)) \\ | ||
+ | 1-3/4" diameter out of the heads. \\ | ||
+ | Out to 2". \\ | ||
+ | Then 2-1/4" to the collector. \\ | ||
+ | The collector is probably 2-1/2" in a megaphone configuration. \\ | ||
+ | | Patriot Defender Pipes Pics and Dims. ((photos by rocketmangb of the XLFORUM http://xlforum.net/forums/showthread.php?p=5737508)) ||| | ||
+ | |{{:techtalk:ref:carb:patriot_defender_pics_and_dims_1_by_rocketmangb.jpg?direct&300|}}|{{:techtalk:ref:carb:patriot_defender_pics_and_dims_2_by_rocketmangb.jpg?direct&300|}}|{{:techtalk:ref:carb:patriot_defender_pics_and_dims_3_by_rocketmangb.jpg?direct&300|}}| | ||
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+ | | Patriot Defender Pipes Pics and Dims. ((photos by rocketmangb of the XLFORUM http://xlforum.net/forums/showthread.php?p=5737508)) ||| | ||
+ | |{{:techtalk:ref:carb:patriot_defender_pics_and_dims_4_by_rocketmangb.jpg?direct&300|}}|{{:techtalk:ref:carb:patriot_defender_pics_and_dims_5_by_rocketmangb.jpg?direct&300|}}|{{:techtalk:ref:carb:patriot_defender_pics_and_dims_6_by_rocketmangb.jpg?direct&300|}}| | ||
[[:techtalk:menu|{{:techtalk:gototechnicalmenu.jpg|}}]] | [[:techtalk:menu|{{:techtalk:gototechnicalmenu.jpg|}}]] | ||
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+ | ====== Exhaust Bracket Mods ====== | ||
+ | Exhaust brackets can be fabricated to fit just about any configuration needed. \\ | ||
+ | (especially when using aftermarket pipes) \\ | ||
+ | |||
+ | Mount the pipes to the heads with proper torque. \\ Allow them to **gently** sit on their own. \\ | ||
+ | This allows for vertical and horizontal measurements to be taken from the point where the mount mates to the pipes. \\ | ||
+ | |||
+ | Below is the bracket that comes with the purchase of a set of Thunderheaders. \\ | ||
+ | This particular bracket was slightly too low and recessed to fit on a 98 1250. \\ | ||
+ | (it may have been fine for stock 1200 heads) \\ | ||
+ | The plate on the bracket was cut into and another plate was welded to it to extend the mounting holes. \\ | ||
+ | With the extra plate simply welded on top of the original one, the height worked out as well. \\ | ||
+ | |||
+ | | Thunderheader bracket mod. ((photos by Hippysmack)) ||| | ||
+ | |{{:techtalk:ref:carb:thunderheader_bracket_mod_3_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:carb:thunderheader_bracket_mod_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:carb:thunderheader_bracket_mod_1_by_hippysmack.jpg?direct&300|}}| | ||
+ | |{{:techtalk:ref:carb:thunderheader_bracket_4_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:carb:thunderheader_bracket_6_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:carb:thunderheader_bracket_7_by_hippysmack.jpg?direct&300|}}| | ||
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