Includes 3D model STL files for 3D printing the intake bracket, exhaust bracket and sockets. With these files you can use your preferred slicer software to create gcode files and print out the tool in PLA or any other strong meterial (Nylon, PETG). You will receive the STL files and basic slicing instructions via email.
This 3D printed Valve Spring Compressor Tool is specially designed to change valve stem seals on a BMW N42/N46 engine. Changing worn valve stem seals will greatly reduce oil consumption and blue smoke coming out of the exhaust after idle.
You will also need 2 or 4 standard metric M8x60 mm bolts to use the tool.
- BMW E46 N42/N46 Valve Stem Seals - Replacement DIY Guide: