hey guys i bolted in some tomei cams i then did a compression to see the results and it was low at about 100psi over all 6.
i bolted the standard cams back in and compression went back up to a better 155psi.
all shims have been set and are 100%
i am being led to beleive that they are pro not pon.
the code on the inlet has been stamped: A2691N
EX: A2691X