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techtalk:ih:engmech01b [2021/10/27 03:41] hippysmack [Engine Case Numbers] |
techtalk:ih:engmech01b [2021/10/28 02:31] hippysmack [1975-1985 Belly Numbers] |
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* The model designation for 1000cc Sportsters was (7). | * The model designation for 1000cc Sportsters was (7). | ||
- | * The right case belly number is stamped on the bottom and the left case is stamped on the outside primary wall. \\ | + | * Location of numbers: |
+ | * 1975-E1984: \\ The left case is stamped on the outside primary wall. \\ The right case is stamped on the bottom under the flywheels. | ||
+ | * L1984-1985: \\ The left case is stamped on the outside primary wall (unchanged). \\ The right case is stamped on the right side of the case (sump) below the cam cover starting with crankcase #784 044001. \\ Per TSB M-885, the locations of the right crankcase numbers were changed to aid the stamping operation. \\ | ||
* The Julian Day starts over on every January 1st. | * The Julian Day starts over on every January 1st. | ||
* Example January 1st = Julian Day #1. December 31 = Julian Day #365 of a non leap year, December 31 = 366 of a leap year. \\ This is verified thru Service Bulletin numbers 744 and 760. | * Example January 1st = Julian Day #1. December 31 = Julian Day #365 of a non leap year, December 31 = 366 of a leap year. \\ This is verified thru Service Bulletin numbers 744 and 760. |