96-98 sn95 mustang genaral balance info

help, does any one know the balance specs and sizes for 96,3.8l mustang flywheel and harmonic balancer and the 97,3.8l,automatic flex plate and harmonic balancer? witch are they both 28, 50, etc.. I have a car that is a 96 3.8l manual trans t5. this car has an 97,3.8l automatic motor placed in...