No, Pontiac did not use Nylocks. They used nuts that were created to lock solid by gripping the threads with enough effort to ruin them. They are basically dented in on the sides or the top is crushed down a small bit.
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Title: N.O.S. Locknut?
Description: No, Pontiac did not use Nylocks. They used nuts that were created to lock solid by gripping the threads with enough effort to ruin them. They are basically dented in on the sides or the top is crushed down a small bit.
