A sample from the products for the Engine Mount include: Washer,32x10.5x4, Damper,engine Mount, Shim,t=1.0mm, Mount-engine.
This Engine Mount diagram displays the required parts for the Jf650-a4 Jetskix2 1989 Usa Engine Mount.
The most reasonably priced component used on the Jf650-a4 Jetskix2 1989 Usa Engine Mount is the Shim,t=0.3mm.
