I recommend you have a look at the 39-013. The 39-014 is for the opposite side. Take a look at the specifications and see how they compare with your old assembly.
A contractor from 90058 Ca says:
November 20, 2023
Crankcase window device Bronze for left side Probably 39-014 whole part
Emily from SWISCO responded:
November 21, 2023
You can place an order for this part directly on our website or by calling (888) 991-1929!