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techtalk:ref:engmech02 [2021/07/21 00:33] hippysmack [Cylinders] |
techtalk:ref:engmech02 [2022/12/05 16:00] ixl2relax [Zippers Billet Base Kit] |
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====== Pushrod Tubes ====== | ====== Pushrod Tubes ====== | ||
- | ===== Hammer Performance Billet Base Kit ===== | + | ===== Pushrod Base Upgrade Kits ===== |
+ | |||
+ | For 1991-2003 Sportster and 1991-2002 Buell (except Blast):\\ | ||
+ | The stock lower pushrod tube retainer on a 1991-2003 Sportster is a cheapo piece of pot metal that bends and distorts, causing leaks. | ||
+ | |||
+ | ==== Hammer Performance Billet Base Kit ==== | ||
* [[techtalk:ref:engmech02f|Installing Hammer Performance Billet Pushrod Base Kit]] | * [[techtalk:ref:engmech02f|Installing Hammer Performance Billet Pushrod Base Kit]] | ||
- | Fits 1991-2003 Sportster and 1991-2002 Buell (except Blast). \\ | + | ((http://www.hammerperf.com/xlvalvetrain.shtml#billetbases)) \\ |
- | The stock lower pushrod tube retainer on a 1991-2003 Sportster is a cheapo piece of pot metal that bends and distorts, causing leaks. ((http://www.hammerperf.com/xlvalvetrain.shtml#billetbases)) \\ | + | |
- | These pushrod tube bases are stronger than the stock parts replace the cheap stock pushrod bases using your stock pushrod tubes. \\ | + | These Hammer Performance pushrod tube bases are stronger than the stock parts and replace the cheap stock pushrod bases, but use your stock pushrod tubes. \\ |
They are CNC machined by Hammer Performance out of T6061 billet aluminum. \\ | They are CNC machined by Hammer Performance out of T6061 billet aluminum. \\ | ||
Each kit comes with two bases, the upper o-rings, the lower seals, and four stainless steel screws. \\ | Each kit comes with two bases, the upper o-rings, the lower seals, and four stainless steel screws. \\ | ||
{{:techtalk:ref:engmech:hammerperf_pushrod_bases_1_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) {{:techtalk:ref:engmech:hammerperf_pushrod_bases_2_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) | {{:techtalk:ref:engmech:hammerperf_pushrod_bases_1_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) {{:techtalk:ref:engmech:hammerperf_pushrod_bases_2_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) | ||
+ | |||
+ | ==== Zippers Billet Base Kit ==== | ||
+ | |||
+ | Zipper's Performance also makes pushrod tube bases that use the stronger billet aluminum to replace the cheap stock pushrod bases. | ||
+ | |||
+ | The bases are available as standalone parts (with lower seals) or as kits that include new telescoping pushrod covers. | ||
+ | |||
+ | {{:techtalk:ref:engmech:zippers-pushrodbase.jpg?direct&300|}} ((photo by Sportsterpaul)) | ||
+ | |||
====== Aftermarket Rocker Arms ====== | ====== Aftermarket Rocker Arms ====== |