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| techtalk:evo:engmech04 [2025/10/01 04:22] – hippysmack | techtalk:evo:engmech04 [2025/10/01 04:49] (current) – [Pushrods] hippysmack | ||
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| ====== Rocker Box ====== | ====== Rocker Box ====== | ||
| ===== Sub Documents ===== | ===== Sub Documents ===== | ||
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| - | ===== Rocker Box Part Numbers ===== | ||
| + | ===== Rocker Box Part Numbers ===== | ||
| ^{{techtalk: | ^{{techtalk: | ||
| | 1986-Up Sportster Rocker Box Part Numbers \\ (Note: an asterisk (*) next to a number indicates that part number is an updated version and not the original part number) | | 1986-Up Sportster Rocker Box Part Numbers \\ (Note: an asterisk (*) next to a number indicates that part number is an updated version and not the original part number) | ||
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| |2015-2016 883R, 883NN, \\ 1200CP, 1200CA, 1200CB|17598-07A| | |2015-2016 883R, 883NN, \\ 1200CP, 1200CA, 1200CB|17598-07A| | ||
| | Notes: | | Notes: | ||
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| ===== Rocker Box Gaskets ===== | ===== Rocker Box Gaskets ===== | ||
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| ====== Pushrods ====== | ====== Pushrods ====== | ||
| - | Pushrod lean angle on 91-up engines. | ||
| - | The lifters are square to the lifter bore but they' | ||
| - | There is a slight lean angle between the lifters and the rocker arms as shown below. \\ | ||
| - | The pushrod tubes line up square with the lifter blocks and hide the lean angle of the pushrods. \\ | ||
| - | In the pics below, a inside bore gauge is lined up app. straight from the lifter bore to the rocker arm slot for the pushrod. \\ | ||
| - | This is the app. lean angle of the pushrods between the lifter and the rocker arm. \\ | ||
| - | The pushrod angle also changes as the rocker arm moves thru it's arc while the valve is opened and closed. ((Tomcatt of the XLFORUM https:// | ||
| - | {{: | ||
