Can you buy the 2 bearings separately for the Piston/Crankshaft (Horizontal Type) Assembly for Honda GX31 (GCAG) Engines?

Here are the two parts you need: https://www.lsengineers.co.uk/catalog/product/view/id/104667 https://www.lsengineers.co.uk/seal-genuine-honda-part-91214-zm3-003.html