There are a lot of terrific Sikorsky helicopter inspired toys out there...
This post will focus on the S-60 Flying Crane, a one-off prototype aircraft, and its offspring, the S-64 Skycrane that was produced to fill a number of heavy-lift helicopter missions.
First, here is a fantastic S-60 toy released by Alps of Japan:
Next we have a couple examples of the S-64. The first is by Masudaya (Modern Toys) of Japan:
The second by TT (Takatoku) of Japan: