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techtalk:ih:oil04h [2021/03/12 13:45] hippysmack [L1973-1978 Offset Mount Tank] |
techtalk:ih:oil04h [2023/11/03 16:44] hippysmack [Pics and Information on L1973-1978 XLCH Oil Tanks] |
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[[:techtalk:menu|{{ :techtalk:gototechnicalmenu.jpg|}}]] | [[:techtalk:menu|{{ :techtalk:gototechnicalmenu.jpg|}}]] | ||
====== IH: Oiling & Lubrication - Sub-04H ====== | ====== IH: Oiling & Lubrication - Sub-04H ====== | ||
- | ====== Pics and Information on L1973-1978 XLCH Oil Tanks ====== | + | ====== Pics and Information on L1973-1978 XLCH "Lunchbox" Oil Tanks ====== |
- | Click on a pic to enlarge: \\ | + | See also in the Sportsterpedia; \\ |
+ | ….. *[[techtalk:ih:oil04#oil_line_routing|57-85 Oil Line Routing]] \\ | ||
+ | ….. *[[techtalk:ih:elec02m#pics_and_information_on_stock_ih_battery_trays_and_parts|Pics and Information on stock IH Battery Trays and Parts]] \\ | ||
- | ===== L1973-1978 Offset Mount Tank ===== | + | Click on any pic below to enlarge: \\ |
+ | ====== L1973-1978 Offset Mount Tank ====== | ||
The design of the frame changed in 1973. 1972-earlier used a heavy rough casting where the top tube and the vertical rear tubes meet. \\ | The design of the frame changed in 1973. 1972-earlier used a heavy rough casting where the top tube and the vertical rear tubes meet. \\ | ||
The 1972 and earlier frame tubes are canted at an angle of 10° where the 1973 frame tubes are at an angle of 9°45'. Not a great difference but still different. \\ | The 1972 and earlier frame tubes are canted at an angle of 10° where the 1973 frame tubes are at an angle of 9°45'. Not a great difference but still different. \\ | ||
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But a greater change (apart from the casting elimination) is the distance between the head tube and the rear vertical tubes. 1972 = 28.42", 1973 = 29.04". \\ | But a greater change (apart from the casting elimination) is the distance between the head tube and the rear vertical tubes. 1972 = 28.42", 1973 = 29.04". \\ | ||
Even though the 1972 frame head had a greater rake angle (30°) the 1973 rake angle was less (29°35') the distance to the rear tubes is greater. ((piniongear of the XLFORUM http://xlforum.net/forums/showthread.php?t=806891)) \\ | Even though the 1972 frame head had a greater rake angle (30°) the 1973 rake angle was less (29°35') the distance to the rear tubes is greater. ((piniongear of the XLFORUM http://xlforum.net/forums/showthread.php?t=806891)) \\ | ||
- | 73-78 tanks are notched on the flange between the top bolt holes. This notch allowed HD to raise the tank position. \\ | + | L73-78 tanks are notched on the flange between the top bolt holes. This notch allowed HD to raise the tank position. \\ |
- | Raising the tank meant that both the upper and lower mounts also changed. \\ | + | Raising the tank meant that both the upper and lower mounts were changed (new upper mount - 62554-73 and new lower mount - 62555-73). \\ |
- | In 75, a ridge was added to the inside of the filler neck to retain the filler cap better. \\ The 73-78 bottom mount is taller for the raised tank. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showthread.php?t=1284627)) | + | In 1975, a ridge was added to the inside of the filler neck to retain the filler cap better. The L73-78 bottom mount is taller for the raised tank. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showthread.php?t=1284627)) |
+ | |||
+ | Below is an after market version upper oil tank mount from Legends Motorcycles showing how the upper mount changed. \\ | ||
+ | There are two mounting holes running front to rear to attach it to the frame. \\ | ||
+ | {{:techtalk:ih:oil:oil_tank_bracket_-_upper-_for_l1973-1978_xlch_by_legendsmc.jpg?direct&300|}} ((photo courtesy of Legends Motorcycles, [[https://www.ebay.com/str/legendsmotorcycles?_trksid=p2047675.l2563|Link to Ebay store]] )) \\ | ||
+ | |||
+ | ====== Pics ====== | ||
+ | Click on any pic to enlarge: \\ | ||
+ | |||
+ | | L1973-1978 XLCH Oil Tank Pics ((photos courtesy of Ebay seller, animalhouse2010, [[https://www.ebay.com/str/animalhouse2010?_trksid=p2047675.l2563|Link to Ebay store:]] )) ||| | ||
+ | |{{:techtalk:ih:oil:1973l-1978_xlch_oil_tank_62508-73_pic1_by_animalhouse2010.jpg?direct&300|}}|{{:techtalk:ih:oil:1973l-1978_xlch_oil_tank_62508-73_pic2_by_animalhouse2010.jpg?direct&300|}}|{{:techtalk:ih:oil:1973l-1978_xlch_oil_tank_62508-73_pic3_by_animalhouse2010.jpg?direct&300|}}| | ||
+ | |||
+ | | L1973-1978 XLCH Oil Tank Pics ((photos courtesy of Ebay seller, animalhouse2010, [[https://www.ebay.com/str/animalhouse2010?_trksid=p2047675.l2563|Link to Ebay store:]] )) ||| | ||
+ | |{{:techtalk:ih:oil:1973l-1978_xlch_oil_tank_62508-73_pic4_by_animalhouse2010.jpg?direct&300|}}|{{:techtalk:ih:oil:1973l-1978_xlch_oil_tank_62508-73_pic5_by_animalhouse2010.jpg?direct&300|}}|{{:techtalk:ih:oil:1973l-1978_xlch_oil_tank_62508-73_pic6_by_animalhouse2010.jpg?direct&300|}}| | ||
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