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techtalk:ref:engmech05b [2019/07/15 18:23] hippysmack [REF: Engine Mechanicals - Sub-05A] |
techtalk:ref:engmech05b [2023/12/21 17:01] (current) hippysmack |
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| ====== Converting to Filtered Vents out of the Air Cleaner ====== | ====== Converting to Filtered Vents out of the Air Cleaner ====== | ||
| + | ===== Breather Vent Bypass in SE A/C ===== | ||
| + | Crankcase vented to atmosphere, while keeping the Screamin Eagle air cleaner. \\ | ||
| + | * Parts: | ||
| + | * 1/4" fuel hose | ||
| + | * 1/4" vacuum nipple | ||
| + | * 1/4" vacuum tee | ||
| + | * 1/4" vacuum elbow | ||
| + | |||
| + | If you look at the base of the air cleaner there is a lug molded on the right side. \\ | ||
| + | A 7/16" hole was drilled through the lug. \\ | ||
| + | The 1/4" hose has to be forced through the 7/16" hole creating a tight seal. \\ | ||
| + | The 1/4" hose was run to the bottom of the bike and zip tied out of the way. \\ | ||
| + | The Screamin Eagle air cleaner uses the rubber elbows to direct the crankcase gases into the carb. \\ | ||
| + | These were cut in the straight section and connected the hoses there. \\ | ||
| + | The rubber pieces on the breather bolts are part of the Screamin Eagle air cleaner kit, part number 63520-04. \\ | ||
| + | Other parts can be bought at local auto parts stores. ((Pics by gravydog 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/191071-diy-crankcase-breather-with-screamin-eagle-ac?threadid=2039569)) \\ | ||
| + | |||
| + | |{{techtalk:ref:engmech:crank_case_breather_1_by_gravydog.jpg?direct&300|}}|{{techtalk:ref:engmech:crank_case_breather_2_by_gravydog.jpg?direct&300|}}|{{techtalk:ref:engmech:crank_case_breather_3_by_gravydog.jpg?direct&300|}}| | ||
| + | |||
| + | ===== Breather Vent Bypass in SE A/C ===== | ||
| + | This is a SEII air box with new breathers. \\ | ||
| + | * Tools and materials: | ||
| + | * Drill with 5/16" bit | ||
| + | * 2 - breather filters (NAPA part# 6988 or Purolator part# B13153) | ||
| + | * JB Weld | ||
| + | * Plastic tubing 5/16" I.D. and about 1/2" long | ||
| + | Total cost: app. 6 bucks. \\ | ||
| + | |||
| + | The plugged off hole in the backing plate were drilled out. \\ | ||
| + | Both holes were drilled and JB Weld was used to fasten the 1/2" plastic tubing and form the barrel. \\ | ||
| + | Left to cure and later paint. ((photos by Cookiey_Man 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/28874-stock-air-cleaner-box-modifications?t=47848)) \\ | ||
| + | |{{techtalk:ref:engmech:breather_mod_1_by_cookiey_man.png?direct&300|}}|{{techtalk:ref:engmech:breather_mod_3_by_cookiey_man.png?direct&300|}}| | ||
| + | |||
| + | The breathers are placed into the barrels. \\ | ||
| + | You may have to remove some more material to ensure a snug fit in the barrel. \\ | ||
| + | There is a lip on the breather housing tube that should be removed also. ((photos by Cookiey_Man 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/28874-stock-air-cleaner-box-modifications?t=47848)) \\ | ||
| + | |{{techtalk:ref:engmech:breather_mod_2_by_cookiey_man.png?direct&300|}}|{{techtalk:ref:engmech:breather_mod_4_by_cookiey_man.png?direct&300|}}|{{techtalk:ref:engmech:breather_mod_5_by_cookiey_man.png?direct&300|}}| | ||
| + | |||
| + | ===== Drag Specialties Breather Location Kit (07-UP) ===== | ||
| + | The DS kit is in the right pic below plus gasket maker (not necessary) and Loctite. \\ | ||
| + | Bracket. \\ | ||
| + | Breather bolts. \\ | ||
| + | Banjo fittings and fiber washers. \\ | ||
| + | |||
| + | |There are 3 holes for mounting the A/C & carb. \\ One on each head / one centered to the intake. ((photo by Hagen 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/44522-show-me-your-non-stock-breather-systems/page11?t=146084&page=11))|Drag Specialties relocation kit. ((photo by Hagen 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/44522-show-me-your-non-stock-breather-systems/page11?t=146084&page=11))| | ||
| + | |{{:techtalk:ref:engmech:breather_mod_3_by_hagen.jpg?direct&300|}}|{{:techtalk:ref:engmech:breather_mod_4_by_hagen.jpg?direct&300|}}| | ||
| + | |||
| + | |||
| + | |Bracket and breather bolts installed. ((photo by Hagen 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/44522-show-me-your-non-stock-breather-systems/page11?t=146084&page=11))|Hoses run down under the intake. ((photo by Hagen 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/44522-show-me-your-non-stock-breather-systems/page11?t=146084&page=11))|NRHS backing plate hiding the assembly. ((photo by Hagen 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/44522-show-me-your-non-stock-breather-systems/page11?t=146084&page=11))| | ||
| + | |{{:techtalk:ref:engmech:breather_mod_5_by_hagen.jpg?direct&300|}}|{{:techtalk:ref:engmech:breather_mod_6_by_hagen.jpg?direct&300|}}|{{:techtalk:ref:engmech:breather_mod_7_by_hagen.jpg?direct&300|}}| | ||
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