This is the Piston Pin Collar (part #20) FJIG6570 for the BT-50SA.
and (part #35) for the BT-86.
This Collar fits on either side of the Connecting Rod
and holds the Con Rod Needle Bearing in place on the
Constructed of steel
One Piston Pin Collar for the Fuji Imvac BT-50SA and the BT-86 Engine
Disassembly of engine and installing on Connecting Rod
Two Piston Pin Collars are required per Connecting Rod
Fuji Imvac is NOT related to the original Fuji Engines sold by MECOA
– If you need more information, use these Fuji Imvac resources –
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