Mini Valve Body is a direct replacement for 710866-1 and 100048-4
Firing Pin (Mechanical Shift) is a direct replacement for 002226-1 and 100051-1
Low-pressure Cylinder with Chrome-plated ID is a direct replacement for 004407-1 and 100054-1. Use with the 007026-1
Seal Repair Kit with Bronze Backups is a direct replacement for 001198-1 and 302004-1
Check Valve O-ring (-125) is a direct replacement for A-0275-125 and 400043-125. This is also included in the 015866-1