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chrismorse chrismorse is offline
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Join Date: Apr 2011
Location: behind the redwood curtain, (humboldt county) california
Posts: 655
forged to cast??

Didn't Porsche, at one point, step down from a forged rocker set up to a cast rocker, so that in the event of an over-rev or missed shift, the rocker would bend/break rather than the valve?
Hopefully preventing catastrophic valve/engine failure.
Old 07-14-2017, 08:05 AM
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