工具与设备

3D Printing Files for Oil Funnels and Adapters

This collection gathers files for funnels that carry oil into an engine filler neck, together with the caps, holders and draining trays that often appear alongside them. Threaded and twist-lock designs show up most often, usually listed for a particular make or engine family. It is useful when you want an STL that matches the opening on your car rather than improvising with a household funnel. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

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筛选规则：Polyzon编辑部 · 文字更新于2026年10月12日

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«3D Printing Files for Oil Funnels and Adapters»

The models fall into a few groups. Screw-in funnels rely on a thread that turns into the filler neck, while twist-lock versions use a quarter turn and a seal. Others are plain tapered funnels sized for a wide opening, and some are paired with caps, holders or trays that keep the area around the filler clean. The differences matter most at the connection point, since that is where the design either holds or leaks.

Before printing, read what the author states on the model page: the diameter of the neck, the thread pitch or the type of lock, the wall thickness and the length of the spout. Look at whether the part needs supports, how many pieces it has and how they join, and which filament and settings the author lists. Photos of real prints are the quickest way to judge how the threads and the sealing surface came out.

If the first results are thin, add the make, the engine family or the type of filler cap to your query. Synonyms help: filler funnel, oil filler adapter, drain funnel, oil change funnel. Related searches include funnel caps, drip trays and filter removal tools, which are often published by the same authors.

FAQ

常见问题

How do I find a funnel that matches my car's filler neck?
Measure the opening and note whether it takes a thread or a twist lock, then compare that with the dimensions given on the model page. Filler necks differ between engine families, so one make can use more than one design.
What should I check before printing a funnel?
Look at the neck diameter, the thread or lock type, the wall thickness and the spout length. Check whether supports are needed, how many parts there are, and which material and settings the author lists.
Which filament is used for parts that touch oil?
Authors often name PETG, ABS or similar filaments for parts in contact with oil, and mention that some materials soften with heat. Read the notes on the model page and judge against the temperatures around your engine.
How can I narrow the search further?
Add the make, engine family or cap type to the query, and try terms such as filler funnel, oil filler adapter or drain funnel. Related items include funnel caps, holders and filter removal tools.
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