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techtalk:evo:engmech02 [2019/02/14 18:05]
hippysmack [Hydraulic Lifters]
techtalk:evo:engmech02 [2019/03/12 21:27]
ixl2relax [Cam Specs]
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 ====== Camshafts ====== ====== Camshafts ======
-===== Cam Specs =====+===== Cam Specs - OEM & SE =====
  
 {{:​techtalk:​evo:​engmech:​camspecs-d-w-se-chart.jpg|400}} {{:​techtalk:​evo:​engmech:​camspecs-d-w-se-chart.jpg|400}}
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 |C ((MMI Evolution Cam Specs dated 10/​5/​92))|.278"​|1°ATDC|42° ABDC|225°|.280"​|42° BBDC|3° ATDC|225°|4°| |C ((MMI Evolution Cam Specs dated 10/​5/​92))|.278"​|1°ATDC|42° ABDC|225°|.280"​|42° BBDC|3° ATDC|225°|4°|
  
-==== Comparing ​Andrews and OEM Cam Grinds ==== +==== Comparing OEM and Andrews ​Cam Grinds ==== 
-These figures are from the Sportster Evolution Cams PDF from Andrews Products.+These figures are from the Sportster Evolution Cams PDF from Andrews Products. ​((Page25 - http://​www.bigboarv-twin.com/​wp-content/​uploads/​2015/​07/​Andrews-Products-Catalogue-20141.pdf))
  
-|Grind|Timing \\ @ .053" Lift|CL|Duration @ \\ .053" Lift|Durarion @ \\ .020" Lift|Max Lift|TDC Lift| +|Grind|I/E|Timing \\ @ .053" Lift|CL|Duration @ \\ .053" Lift|Durarion @ \\ .020" Lift|Max Lift|TDC Lift| 
-|W|10°/​28°|99°|218°|256°|.474"​|.122"​| +|W|I|10°/​28°|99°|218°|256°|.474"​|.122"​| 
-|W|38°/​16°|101°|234°|272°|.474"​|.138"​| +|:::|E|38°/​16°|101°|234°|272°|.474"​|.138"​| 
-|N-4|30°/​46°|98°|256°|296°|.490"​|.216"​| +|N4|I|30°/​46°|98°|256°|296°|.490"​|.216"​| 
-|N-4|52°/​24°|104°|256°|296°|.490"​|.189"​|+|:::|E|52°/​24°|104°|256°|296°|.490"​|.189"​|
  
  
-CL = Centerline+I/E = Intake/​Exhaust --- CL = Centerline 
 + 
 +\\ 
 ===== Removing / Installing Evo Cams ===== ===== Removing / Installing Evo Cams =====
 ===== Sub Documents ===== ===== Sub Documents =====
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 ====== Tappets (lifters) ====== ====== Tappets (lifters) ======
 ====== Hydraulic Lifters ====== ====== Hydraulic Lifters ======
-See also [[techtalk:​ref:​svcproc16|Hydraulic Lifter - Disassembly / Inspection / Assembly]] ​in the REF section of the Sportsterpedia. \\+===== Sub-Documents ===== 
 +  * [[techtalk:​evo:​engmech02b|91-99 Lifter Pin Upgrade to 00-05 Lifter Pin Screws]] 
 + 
 +See also in the REF section of the Sportsterpedia:​ 
 + 
 +  * [[techtalk:​ref:​svcproc16|Hydraulic Lifter - Disassembly / Inspection / Assembly]] ​
  
 There was a running change to new style hydraulic lifters in 1986 for Sportsters. ((1986-1990 HD Sportster FSM pg 3-44)) \\ There was a running change to new style hydraulic lifters in 1986 for Sportsters. ((1986-1990 HD Sportster FSM pg 3-44)) \\
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 |  91-99 anti-rotation pin hardware ((photos by Hippysmack)) ​ ||| |  91-99 anti-rotation pin hardware ((photos by Hippysmack)) ​ |||
 |{{:​techtalk:​evo:​engmech:​anti-rotation_pin_hardware_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​anti-rotation_pin_hardware_2_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​anti-rotation_pin_o-ring_by_hippysmack.jpg?​direct&​300|}}| |{{:​techtalk:​evo:​engmech:​anti-rotation_pin_hardware_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​anti-rotation_pin_hardware_2_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​anti-rotation_pin_o-ring_by_hippysmack.jpg?​direct&​300|}}|
 +
 +|  App. pin dims ((photos by Hippysmack)) ​ ||
 +|{{:​techtalk:​evo:​engmech:​91-99_anti-rotation_pins_7_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​91-99_anti-rotation_pins_8_by_hippysmack.jpg?​direct&​300|}}|
 +
 +|  App. pin plate dims ((photos by Hippysmack)) ​ |||
 +|{{:​techtalk:​evo:​engmech:​91-99_anti-rotation_pins_9_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​91-99_anti-rotation_pins_10_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​91-99_anti-rotation_pins_11_by_hippysmack.jpg?​direct&​300|}}|
  
 |  Slide the pins in the holes, install the O-rings over the pins. ((photos by Hippysmack)) ​ ||| |  Slide the pins in the holes, install the O-rings over the pins. ((photos by Hippysmack)) ​ |||
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 **Torque**: 55-65 in. lbs. (6.2-7.3 Nm) ((04 HD Sportster FSM pg 3-7)) \\ **Torque**: 55-65 in. lbs. (6.2-7.3 Nm) ((04 HD Sportster FSM pg 3-7)) \\
-| 00-05 anti-rotation screws ((photo by Hoppysmack)) ​ |  End of screws run up into the case. ((photos by JohnK of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=1422877&​page=6)) ​ || + 00-05 anti-rotation screws ((photo by Hoppysmack))  ​|  App dims  (photos by Hippysmack)) ​ || 
-|{{:​techtalk:​evo:​engmech:​00-05_anti-rotation_pins_1_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​oil:​05_tappet_screws_1_by_johnk.jpg?​direct&​300|}}|{{:​techtalk:​evo:​oil:​05_tappet_screws_2_by_johnk.jpg?​direct&​300|}}|+|{{:​techtalk:​evo:​engmech:​00-05_anti-rotation_pins_1_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​00-05_anti-rotation_pins_2_by_hippysmack.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​00-05_anti-rotation_pins_3_by_hippysmack.jpg?​direct&​300|}}| 
 + 
 +|  End of screws run up into the case. ((photos by JohnK of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=1422877&​page=6)) ​ || 
 +|{{:​techtalk:​evo:​oil:​05_tappet_screws_1_by_johnk.jpg?​direct&​300|}}|{{:​techtalk:​evo:​oil:​05_tappet_screws_2_by_johnk.jpg?​direct&​300|}}|
  
 ===== 06-Up Anti-Rotation Device ===== ===== 06-Up Anti-Rotation Device =====
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 |  ARD block ((photo by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=1768265&​page=31)) ​ |  ARD block installed ((photo by chris_b_owens of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​p=5042968)) ​ |  |  ARD block ((photo by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=1768265&​page=31)) ​ |  ARD block installed ((photo by chris_b_owens of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​p=5042968)) ​ | 
 |{{:​techtalk:​evo:​engmech:​06_ard_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​2013_ard_by_chris_b_owens.jpg?​direct&​300|}}| |{{:​techtalk:​evo:​engmech:​06_ard_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​evo:​engmech:​2013_ard_by_chris_b_owens.jpg?​direct&​300|}}|
-===== Lifter Anti-Rotation ===== 
-Anti-roll pins / blocks (respectively) are designed to keep roller lifters from turning sideways during operation. \\ 
-A roller that's turned sideways does not roll. ((NRHS Sales of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=1768265&​page=29)) \\ 
- 
- 
-{{:​techtalk:​evo:​engmech:​99-00_anti-rotation_pin_comparison_by_hippysmack.jpg?​direct&​300|}} ((photo by Hippysmack)) {{:​techtalk:​evo:​engmech:​99-00_anti-rotation_pin_comparison_2_by_hippysmack.jpg?​direct&​300|}} ((photo by Hippysmack)) 
- 
- 
- 
- 
  
 ====== Pinion Gear ====== ====== Pinion Gear ======