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3D Models for Oil Funnels and Filler Adapters

This collection gathers STL files for oil funnels: threaded filler funnels shaped around a specific engine, funnel sets in several diameters, and drain funnels for motorcycle work. It helps you find a funnel that matches a filler neck you already have rather than a generic cone. Each entry points to the author's page, where dimensions and print details are listed. 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.

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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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«3D Models for Oil Funnels and Filler Adapters»

Threaded funnels are modelled around a particular filler neck, so the thread pitch and diameter matter more than the overall outline. Sets in several sizes cover general pouring and straining tasks, while drain funnels for motorcycles tend to be wider and angled to direct oil away from the frame. Some designs include a strainer or a cap, which changes how many parts you print and how they fit together.

Before printing, compare the listed thread diameter and pitch with the filler opening you have, and check whether the part is meant to screw on or sit loosely in place. Look at the number of parts, how they join, and whether the author shows a print orientation or supports. Material choice follows the job: oil resistance and temperature matter for parts that stay in contact with hot engine oil.

Search terms can be narrowed by the shape of the connection: threaded, twist-lock, bayonet or adapter. Related words such as filler neck, oil strainer, drain pan or funnel cap lead to neighbouring results. Adding an engine code or a vehicle model to the query usually narrows the list faster than a generic term.

FAQ

Domande frequenti

What should I measure before printing an oil funnel?
The inner diameter and thread pitch of the filler opening, plus the clearance around it. Authors usually list these dimensions on the model page.
Can a threaded funnel be printed in one piece?
Some designs are a single body; others split the thread, the cone and a cap into separate parts. Check the part count and any assembly notes before starting.
Which material works for funnels that touch hot oil?
Authors often name a filament and a temperature range on the model page. Compare that with the oil temperature you expect and with the material data you normally print.
How do I find a funnel for a specific engine?
Search by engine code or vehicle model together with the word funnel, then compare the thread dimensions in the listing with your filler neck.

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