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techtalk:evo:engmech02 [2019/09/23 19:53] hippysmack [Pinion Gear] |
techtalk:evo:engmech02 [2020/03/02 04:42] hippysmack [Sub-Documents] |
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| ===== Sub-Documents ===== | ===== Sub-Documents ===== | ||
| * [[techtalk:evo:engmech02b|91-99 Lifter Pin Upgrade to 00-05 Lifter Pin Screws]] | * [[techtalk:evo:engmech02b|91-99 Lifter Pin Upgrade to 00-05 Lifter Pin Screws]] | ||
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| - | See also in the REF section of the Sportsterpedia: | ||
| - | |||
| * [[techtalk:ref:svcproc16|Hydraulic Lifter - Disassembly / Inspection / Assembly]] | * [[techtalk:ref:svcproc16|Hydraulic Lifter - Disassembly / Inspection / Assembly]] | ||
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| The new lifters were identified with the presence of two notches opposite each other in the pushrod socket. \\ | The new lifters were identified with the presence of two notches opposite each other in the pushrod socket. \\ | ||
| + | ===== Checking Lifter Pre-load ===== | ||
| + | |||
| + | Hydraulic lifters self-adjust over about a .100" range, from .050" preloaded to .150" preloaded. ((aswracing of the XLFORUM http://xlforum.net/forums/showthread.php?t=1720575)) \\ | ||
| + | They'll actually work outside that range but they might make noise, so it's best to stay in that range. \\ | ||
| ===== Oil feed to lifters ===== | ===== Oil feed to lifters ===== | ||
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| ====== Pinion Gear ====== | ====== Pinion Gear ====== | ||
| - | **Compatibility** | + | **Compatibility** \\ |
| ((From HD Parts Catalogs 2004 pg 17, 2005 pg 19, 2006 pg 19, 2007 pg 19, 2008 pg 19, 2009 pg 25-27, 2010 pg 25-27, 2011 pg 25-27, 2012 pg 25-27, 2013 pg 29-31, 2014 pg 17, 2015 pg 19, 2016 pg 19)) | ((From HD Parts Catalogs 2004 pg 17, 2005 pg 19, 2006 pg 19, 2007 pg 19, 2008 pg 19, 2009 pg 25-27, 2010 pg 25-27, 2011 pg 25-27, 2012 pg 25-27, 2013 pg 29-31, 2014 pg 17, 2015 pg 19, 2016 pg 19)) | ||
| - | + | Frame mount Evos 1986-2003 do not list a part number for the pinion gear and it appears the pinion gear is part of the (cam gear set). \\ | |
| - | + | The 88-99 pinion gear has a coarse tooth pitch. \\ | |
| - | Frame mount Evos 1986-2003 do not list a part number for the pinion gear and it appears the pinion gear is part of the (cam gear set). | + | The 2000-up pinion gear has a fine tooth pitch. \\ |
| |Pinion Gear Part#|Year Models| | |Pinion Gear Part#|Year Models| | ||
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| http://xlforum.net/forums/showthread.php?t=1963918 | http://xlforum.net/forums/showthread.php?t=1963918 | ||
| + | **Possible 91-up woodruff key failure notice**: \\ | ||
| The woodruff key on the pinion shaft has ben subject to shearing. \\ | The woodruff key on the pinion shaft has ben subject to shearing. \\ | ||
| There is a bronze oil pump gear available which is considered an upgrade but that won't stop the key from shearing. \\ | There is a bronze oil pump gear available which is considered an upgrade but that won't stop the key from shearing. \\ | ||
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| But at 65hp, it's not nearly so big of an issue, so HD never bothered to put them in XL's probably due to cost. \\ | But at 65hp, it's not nearly so big of an issue, so HD never bothered to put them in XL's probably due to cost. \\ | ||
| It's a good upgrade when hopping up an XL and it's cheap insurance against a catastrophic failure. \\ | It's a good upgrade when hopping up an XL and it's cheap insurance against a catastrophic failure. \\ | ||
| - | You'll need a tool to lock the pinion gear for removal or installation. \\ | + | |
| It's very important to hold the crank still from this side (not the primary side) when torquing the pinion nut. \\ | It's very important to hold the crank still from this side (not the primary side) when torquing the pinion nut. \\ | ||
| If you, for example, put the bike in gear and hold the rear brake and torque on the nut, you run the very real risk of knocking the crank out of true. \\ | If you, for example, put the bike in gear and hold the rear brake and torque on the nut, you run the very real risk of knocking the crank out of true. \\ | ||
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| Now, with respect to the key shearing, it's a very common issue particularly when heavy valve springs are used. \\ | Now, with respect to the key shearing, it's a very common issue particularly when heavy valve springs are used. \\ | ||
| The caption describes the fix, Loctite red and 70ft-lbs instead of the factory specified 50ft-lbs. You won't have this issue again. \\ | The caption describes the fix, Loctite red and 70ft-lbs instead of the factory specified 50ft-lbs. You won't have this issue again. \\ | ||
| + | You'll need a tool to lock the pinion gear for removal or installation. See [[techtalk:ref:tools133#and_up_models_5_speed|tool options]] in the REF section of the Sportsterpedia. \\ | ||
| {{:techtalk:evo:engmech:pinion_nub_by_aswracing.jpg?direct&250|}} ((photo by http://xlforum.net/forums/showthread.php?t=1666277 of the XLFORUM http://xlforum.net/forums/showthread.php?t=1666277)) \\ | {{:techtalk:evo:engmech:pinion_nub_by_aswracing.jpg?direct&250|}} ((photo by http://xlforum.net/forums/showthread.php?t=1666277 of the XLFORUM http://xlforum.net/forums/showthread.php?t=1666277)) \\ | ||
