The outer part of this gear has a "pock" mark on it. The hardened outside of the gear has been breached and the porous cast is exposed. Luckily, we found a New Old Stock front pump housing and gears, so this was replaced.
A collection of photographs.....
The outer part of this gear has a "pock" mark on it. The hardened outside of the gear has been breached and the porous cast is exposed. Luckily, we found a New Old Stock front pump housing and gears, so this was replaced.