I needed an alignment tool for an LS engine so I could align the front timing cover after replacing the oil pump so I made one from aluminum on the lathe.
BILLFARO LS Timing Cover Alignment Tool
https://amzn.to/3V9wISp
Front Timing Cover and Rear Cover Alignment Tool Seal Installer & Oil Pan Alignment Tool for LS Series Engines
https://amzn.to/3VcuxxB
Carbide Inserts for Aluminum CCGT32.51 / CCGT09T304-LH for Turning Carbide Aluminum Inserts Metal Cutting 10PCS
https://amzn.to/3XaQ6jx