Saw the listing on Ebay. If you wanted to build the engine but waited too long heres your chance. Price is a little high but he says he will intertain reasonable offers.
https://www.ebay.com/itm/1857441912...=0&osub=-1~1&crd=20230120084836&segname=11021
https://www.ebay.com/itm/1857441912...=0&osub=-1~1&crd=20230120084836&segname=11021