Fist pull the plug on the bad cyl. check the color to see if it tis rich or
lean ( could be bad plug ? )  // with the plug out run your compression test
totally cold  ~ then RUN till  totaly hot  ~  rerun compession test  // see if
there is any compression  variance ?? // bad injector ?? ~ then swap injectors
1 to 2 cyl. //  2 to 1 cyl. // also once hot 1 or both of the lifters may be
failing , not being able to open the valves  // Possible 1 teminal in the
distributor is miss firing under hot conditions  ( halls unit ) you may need a
rebuilt dist. You also mentioned new plug wires.Did you use Bosch Wires  or did
you use chain store junk store lifetime  Junk  ????  Bosch fails at appox  3 %
,chainstore  wires fail at 85 % . Get back to me with the  test imfo

Have a nice evening All
Don @ DVW
Online  Parts Catalog  www.dvwimportautoparts.com