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techtalk:ih:general02 [2017/03/22 04:47]
hippysmack
techtalk:ih:general02 [2017/04/29 07:24] (current)
hippysmack
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-====== 1970 - 1977 Sportster Transmission Specifications ====== 
- 
-===== Clutch ===== 
-  *Type 
-    * 1970: Dry - Multiple disc 
-    * 1971 & later: Wet - Multiple disc 
-  * Capacity: 1971 & later: 1900 in-lbs. 
-  * Set up Spring Pressure 
-      * 1970: 150 lbs. 
-      * 1971: 234 lbs. 
-      * 1972: 257 lbs. 
-    * Spring adjustment 
-      * 1970: 3/16 in. from inner surface of spring tension adjusting plate to outer surface of spring cup flange 
-      * 1971 - 1973: 11/32 in. from outer surface of outer drive plate to outer surface of releasing disc 
-      * Late 1974 & later: Fixed spacers standard length 1.530 in. 
-    * Clutch bearing: .0005 - .002 in. loose 
-    * Clutch cover 
-      * 1970: Must be leak proof. No gasket sealer 
-    * Clutch release rod movement 
-      * 1970: .095 - .115 in. 
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-===== Chain ===== 
-  *Type primary: 3/8 in. pitch triple chain 
-  *Looseness: 5/8 to 7/8 in. slack (cold engine) - 3/8 to 5/8 in. slack (hot engine) 
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-===== Starter ===== 
-  * Minimum clearance between clutch teeth on starter clutch gear and clutch with starter in up position: .040 in. 
-  * Crankshaft endplay: .001 - .007 in. 
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-===== Chain ===== 
-  *Type primary: 3/8 in. pitch triple chain 
-  *Looseness: 5/8 to 7/8 in. slack (cold engine) - 3/8 to 5/8 in. slack (hot engine) 
-===== Mainshaft Group ===== 
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-===== Countershaft Group ===== 
  
  
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