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Gas Cap 3D Models: Holders, Tethers and Can Caps

This collection gathers 3D models built around the gas cap: holders that keep it off the paint while you refuel, tethers and lanyards that replace a broken strap, and caps or pour spouts for gas cans. Most of these parts are small and flat, so they are manageable on a desktop 3D printer without a long session. The files are useful when an original plastic clip has snapped or when a can lid no longer seals. 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: 12/10/2026


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«Gas Cap 3D Models: Holders, Tethers and Can Caps»

The models fall into a few groups. Vehicle holders are shaped around a specific filler neck and often clip the cap to the fuel door, while tethers are simple straps that run from the cap to a mounting point. Gas can parts cover threaded caps, ventless lids and pour spouts, and powersports holders are sized for machines such as snowmobiles. Parametric versions let you change the diameter or thread pitch before exporting an STL.

Before printing, open the author's page and read what they list: the cap diameter and thread, the number of separate parts, whether the model needs supports, and the material and layer settings they used. Threaded caps and snap fits depend on printer calibration, so a test piece in the same material is worth the time. Check photos of real prints to judge wall thickness and how the clip flexes.

If the exact model is not there, search by the part name rather than the car: fuel cap holder, filler cap tether, gas can spout, vented cap. Related terms such as fuel door clip, capless filler, jerry can lid or locking cap can surface files filed under a different wording. Scaling a close match in the slicer is often quicker than modelling from scratch, but confirm the thread and diameter first.

FAQ

Domande frequenti

What do I need to measure before printing a gas cap holder?
Measure the cap diameter, the height of the cap, and the gap between the filler neck and the fuel door. Threaded parts also need the thread pitch, which is easier to copy from an existing cap than to guess.
Do these models need supports?
Many holders print flat and need none, while tethers and caps with overhangs may need them. The author's page usually states this, along with the orientation they used.
Which material works for a part that sits near fuel?
Authors typically list the filament they printed with. Look at that note and at photos of finished prints, since some plastics tolerate fuel vapour and outdoor heat better than others.
Can a printed cap replace an original one?
It can work as a temporary or spare part if the thread matches. Compare the thread and seal area carefully, and keep the original if it is still intact.

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