Carbon fiber pushrods?
Carbon fiber is extremely durable and strong. Think about carbon fiber driveshafts, etc. However, it is extremely expensive and difficult to work with.
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<strong>What if you did a mechanical over-rev? Would they splinter or shatter? That would be bad <img border="0" title="" alt="[Sad]" src="gr_sad.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">Yup.
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<strong>Carbon fiber push rods are availible from John Perry of Eastern Performance in Exton PA, He used them in Grand Nationals back in the day with no problems, I would highly doubt if there are retrofitting ones for the LS1? But it doesen't hurt ot find out? I think we have enough valve train problems already IMHO. I would hate to miss a shift and look under my valve covers to see what would resemble a tooth pick factory.</strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">That is true but I do have an automatic. <img border="0" title="" alt="[Big Grin]" src="gr_grin.gif" />
<strong> </font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by NastyC5:
<strong>What if you did a mechanical over-rev? Would they splinter or shatter? That would be bad <img border="0" title="" alt="[Sad]" src="gr_sad.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">Yup.</strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">Therefore your vavles would stay shut if they splintered. That'd be a rather engine frightnening experience, lol.
Wear.
Carbon fiber is strong, but it is not suitable for a friction surface that needs to withstand wear. Those pushrods rub on their end when they contact the rocker arm. 1000s of reps per minute. How long do you think an epoxy-based material would last in that situation.
How long would a carbon fiber piston last? hehe.
Tony
<strong> </font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by Tekhombre:
<strong> </font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by NastyC5:
<strong>What if you did a mechanical over-rev? Would they splinter or shatter? That would be bad <img border="0" title="" alt="[Sad]" src="gr_sad.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">Yup.</strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">Therefore your vavles would stay shut if they splintered. That'd be a rather engine frightnening experience, lol.</strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">NastyC5, CF push rods can fall apart by just floating the valves and with out any piston to valve contact. I would hate to take the heads of an LS1 off if the valves float and have to clean up the fine debris left on top of the lifters. They work on low revving applications but with low revving, you don't need them.
Tony, the CF push rods have metal contact points.
Julio.









