For manual trans:
50527-S2 2 FF049 1/4-20X5/8PAN 1/2,XREC SCREW,PAN,PHLPS 4 TRANS,MT,SHIFT BOOT COVER,3 SP&4 SP
Now you are going to have to re-thread or use an insert on the threads in the car.
Alternatively, just braze the hole. MIGed holes get far too hard.
NPD pic of the screws, 7138-1K, for reference or purchase.