Utensili e attrezzature

Motor Oil Funnels and Drain Aids: 3D Printing STL

This collection gathers 3D printing files tied to motor oil handling: funnels, threaded caps, drain guides and workshop accessories. Most of them are small functional parts, so they are a practical starting point if you want to adapt a funnel or cap to the bottles and buckets you already use. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

Il testo di questa raccolta è in inglese; la ricerca funziona in qualsiasi lingua.

Una raccolta di Polyzon · 48 modelli da 9 siti

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Polyzon compone questa raccolta a partire dai risultati di ricerca dei siti collegati. I doppioni e i modelli senza anteprima vengono rimossi, le corrispondenze deboli finiscono in fondo e il resto mantiene l’ordine dei risultati. I modelli appartengono ai rispettivi autori: verifica le condizioni sulla pagina di ciascun modello.

Criteri di selezione a cura della redazione di Polyzon · Testo aggiornato: 15/10/2026

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«Motor Oil Funnels and Drain Aids: 3D Printing STL»

The models fall into a few groups. Funnels are shaped either for a bottle neck or for the rim of a bucket, and some use a twist-lock or threaded connection instead of a plain push fit. Caps and adapters cover bottle threads, spray nozzles and lubricant applicators, while drain guides and brackets are made to sit under a filter or a sump. A smaller group is decorative, such as signs and icon-style items.

Before printing, check the dimensions the author lists: neck or thread diameter, funnel opening, wall thickness and overall height. Look at whether the part prints in one piece or needs supports, and which material and settings the author used, since oil and heat affect some filaments more than others. Photos of real prints are the quickest way to judge how a thread or a snap fit actually comes out.

If the first results do not match your setup, try other terms: drain funnel, oil filler cap, bottle adapter, lube applicator, bucket dolly, oil filter bracket, or the German word for funnel. Searching by the container you have, such as a five-gallon bucket or a one-quart bottle, often narrows the list faster than searching by the fluid itself.

FAQ

Domande frequenti

What should I measure before printing an oil funnel?
Measure the opening or thread of the bottle, bucket or filler neck it will sit on, plus the clearance around it. Compare those numbers with the dimensions listed on the model page, since a small difference decides whether the funnel sits steady or leaks at the joint.
Which filament works for parts that touch oil?
It depends on temperature and exposure time. PLA is easy to print but softens with heat, while PETG, ABS and ASA are common choices for parts near an engine bay. Check the material the author names and how the part is meant to be used.
Do these funnels and caps need supports?
Some print without them because the walls are sloped or the part is split into pieces. Others have overhangs around a thread or a lip. The model page usually shows the orientation and notes whether supports are needed.
Can I scale a funnel to fit a different bottle?
Scaling changes wall thickness and thread fit along with the size, so a scaled thread may no longer grip. It is safer to look for a version made for that container size, or to adjust the model in a CAD program.
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