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techtalk:evo:engmech04 [2019/10/15 04:51] hippysmack [Sub Documents] |
techtalk:evo:engmech04 [2021/03/26 20:54] hippysmack |
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* [[techtalk:evo:engmech04b|Rocker Box / Rocker Arm Inspection and Servicing]] | * [[techtalk:evo:engmech04b|Rocker Box / Rocker Arm Inspection and Servicing]] | ||
* [[techtalk:evo:engmech04c|Installing the Rocker Boxes]] | * [[techtalk:evo:engmech04c|Installing the Rocker Boxes]] | ||
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+ | ===== Rocker Box Gaskets ===== | ||
+ | \\ | ||
+ | ==== Top cover gaskets ==== | ||
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+ | |91-03|17353-89C|rocker cover gasket (includes cutouts for the breather to fit into). \\ Gasket 17353-89B also usable. No breather seal required. | | ||
+ | |04-06|17353-89C|rocker cover gasket (includes cutouts for the breather to fit into). \\ Only use -89C gasket. No breather seal required. See [[http://sportsterpedia.com/lib/exe/fetch.php/pdf-bulletin:tt0253.pdf|TT#253]].| | ||
+ | |07-16|17362-07|rocker cover gasket (does not include cutouts for the breather to fit into). \\ 17393-07 breather seal (required with rocker cover gasket 17362-07)| | ||
===== Pushrods ===== | ===== Pushrods ===== | ||
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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. \\ | 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. \\ | 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 http://xlforum.net/forums/showthread.php?t=2074861&page=3)) \\ | ||
{{:techtalk:evo:engmech:pushrod_lean_angle_1_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) {{:techtalk:evo:engmech:pushrod_lean_angle_2_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) \\ | {{:techtalk:evo:engmech:pushrod_lean_angle_1_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) {{:techtalk:evo:engmech:pushrod_lean_angle_2_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) \\ | ||
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