The Workshop Rebuild Engine Block Cover Set is a complete digital file bundle designed to help you securely seal and protect your BMW R100 engine block during:
● Sandblasting
● Vapor blasting
● Surface preparation
● Powder coating & paint masking
This is not a physical product. You are purchasing a bundle of STL and STEP files that allow you to manufacture the covers yourself via 3D printing, CNC machining or CNC cutting.
What You’re Purchasing
This bundle includes:
● 1 × Read Me Document (PDF)
● 1 × Engine Cover Assembly Overview (PDF)
● 1 × O-Ring Guide (PDF)
● 18 × STL files
● 18 × STEP files
The STL and STEP files contain the same designs in different formats, ensuring compatibility with various CAD programs, slicers, and CNC workflows.
What This Set Covers
This is a complete engine block masking system, designed specifically for the BMW R100 airhead engine, however it may suit similar models from the same era. The files include:
● Oil Filter Cover
● Large Breather Cover
● Small Breather Cover
● Oil Pan Cover Set:
● #1 – Top Left
● #2 – Top Right
● #3 – Bottom Left
● #4 – Bottom Right
Pushrod Plugs
● Dipstick Plug
● Oil Pump Cover
● Cylinder Covers
● Timing Cover Set:
● #1 – Top Left
● #2 – Top Right
● #3 – Bottom Left
● #4 – Bottom Right
● Rear Oil Seal Cover
● Rear Oil Seal Inner Nut
● Rear Plastic Bolt
Together, these components fully enclose critical openings in the engine block to prevent contamination during blasting or coating operations.
Designed For
● Engine rebuilders
● Restoration shops
● Powder coaters
● Media blasting professionals
● DIY airhead enthusiasts
Whether you 3D print them for short-term masking or machine them from more durable materials for repeated shop use, this system gives you a precise, purpose-built solution.
Important
● ✔ This is a digital download only
● ✔ No physical parts will be shipped
● ✔ Files are designed specifically for the BMW R100 engine block
● ✔ Basic knowledge of 3D printing or CNC machining is required
If you have a smaller-displacement engine and require a custom size, please contact us
Disclaimer:
Images showing the engine block and fasteners are for demonstration purposes only!
