Key Features & Benefits – Epman oil filter stand adapter 3/4-16 UNF
The Epman oil filter stand adapter 3/4-16 UNF is a male/female adapter intended for aftermarket oil cooler sandwich plate setups. It supports installing a sandwich plate behind the factory oil filter as part of the conversion.
Aluminum construction in a compact form factor. This product family is available in multiple thread types, and this page covers the 3/4-16 UNF version.
When is this useful?
It is useful when you are adding a sandwich plate and need the center thread to match your oil-filter mount so the plate seats correctly and the oil filter tightens down as intended.
Technical specs
- Thread: 3/4-16 UNF
- Material: steel
- Finish: Zinc plated (yellow passivated)
- Overall length: 44 mm
- Outer diameter: 24 mm
- Sections: 7 mm + 20 mm
Selection & installation tips
- Thread check: confirm your oil-filter mount is truly 3/4-16 UNF before choosing this adapter.
- Sandwich plate center thread: verify the sandwich plate’s center connection matches this adapter style and thread.
- Clearance: compare the 44 mm overall length and 24 mm outer diameter with available space (filter, subframe, lines).
- Sealing surfaces: clean mating faces and ensure the sandwich plate seal is undamaged and seated evenly.
- Leak check: after first start, inspect all joints at idle and near operating temperature.
Before final assembly, verify thread size, sealing faces, and installation space on your own setup, then compare the sandwich plate and oil filter connection details to the specs listed above.
