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Old 12-23-2020, 01:35 PM
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Scarebird Scarebird is offline
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Join Date: Nov 2002
Location: ABQ, USA
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Quote:
Originally Posted by takid455 View Post
Food for thought. These look similar in design to GM LS lifters that use the plastic bucket retainers. Those are removed in favor of tie bar lifters due to rotation even with the buckets. This occurs with aggressive cam profiles along with typical engine heat softening the plastic. Seen it first hand. Only takes a few seconds to warrant a new cam. If the retainer for these is plastic, I would shy away.
I am finding very hard to believe GM would make these for 20+ years and this "issue" would happen and it would not be well known:

Do you have any evidence?



Last edited by Scarebird; 12-23-2020 at 01:48 PM.