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Working on A 1993 pontiac sunbird and would like to know what the labels mean on the rocker arms mean?
They have stamped labels on the side (kc,nn,nz,jy,ji,iq,ng,jc)
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- Anonymous9 years agoFavorite Answer
I don't know. Maybe just the forging die ID or inspection ID.
Put them back exactly where they were.
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