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techtalk:ref:oil09 [2018/12/09 00:21]
hippysmack
techtalk:ref:oil09 [2018/12/09 03:00]
hippysmack [HD Super Premium 5 vs Napa 7148 5 micron oil filter]
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 ====== HD Super Premium 5 vs Napa 7148 5 micron oil filter ​ ====== ====== HD Super Premium 5 vs Napa 7148 5 micron oil filter ​ ======
 Article by rocketmangb of the XLFORUM ((http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter)) \\ Article by rocketmangb of the XLFORUM ((http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter)) \\
 +\\
 +Both filters have a top bypass. \\
 +This means that if the filter does bypass, oil runs across the top of the filter. \\
 +Unlike the old filters which had a bottom bypass (many still do). \\
 +A filter with a bottom bypass will wash the crap out of the media right in to the engine. \\
 +Both have synthetic media. \\
 +The HD filter uses a leaf spring to keep tension on the internals and keep them in place. \\
 +The Napa filter uses a coil spring. \\
  
-|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_1_by_rocketmangb.jpg?​direct&​300|}}|{{:techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_2_by_rocketmangb.jpg?direct&300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_3_by_rocketmangb.jpg?​direct&​300|}}|+However, the HD filter offers more media material to filter with((ReddTigger of the XLFORUM http://xlforum.net/​forums/​showthread.php?t=2064599&highlight=oil+filter)) \\ 
 +And the baseplate has more return holes\\
  
 +|  HD Super Premium 5 \\ Napa Gold 7148 - black version \\ Napa Gold 7348 - chrome version ((photos by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter)) ​ |  Baseplates and seals left to right: \\ HD Premium 5 - Napa 7148 - Napa 7348 ((photos by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter)) ​ |This tubing cutter style tool was used to cut open \\ the filters. ((photo by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter))|
 +|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_1_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_2_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_4_by_rocketmangb.jpg?​direct&​300|}}|
 +
 +|Cutting open the Napa filter. ((photo by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter))||
 |{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_5_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_6_by_rocketmangb.jpg?​direct&​300|}}| |{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_5_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_6_by_rocketmangb.jpg?​direct&​300|}}|
  
-|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_7_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_8_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_9_by_rocketmangb.jpg?​direct&​300|}}| +|Baseplate opened out exposing the drainback \\ valve. ((photo by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter))| ​ Napa 7148 internals. ((photos by rocketmangb of the XLFORUM, annotations by Hippysmack http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter)) ​ || 
 +|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_7_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_8_by_rocketmangb_-_annotated.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_9_by_rocketmangb.jpg?​direct&​300|}}|
  
 +|Cutting open the HD filter ((photos by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter))|||
 |{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_10_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_11_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_12_by_rocketmangb.jpg?​direct&​300|}}| |{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_10_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_11_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_12_by_rocketmangb.jpg?​direct&​300|}}|
  
-|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_13_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_14_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_17_by_rocketmangb.jpg?​direct&​300|}}| +|HD filter internals ((photos by rocketmangb of the XLFORUM, annotations by Hippysmack http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter))||| 
 +|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_13_by_rocketmangb.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_14_by_rocketmangb_-_annotated.jpg?​direct&​300|}}|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_17_by_rocketmangb.jpg?​direct&​300|}}|
  
 +|{{:​techtalk:​ref:​oil:​hd_super_premium_vs_napa_7148_comparision_19_by_rocketmangb.jpg?​direct&​300|}}|
 +|  The HD filter has more filter media. \\ Napa 7148 (L) - HD 63731-99A (R) ((photos by rocketmangb of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2064599&​highlight=oil+filter)) ​ | 
  
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