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Napier Deltic

opposed-piston engine used in marine, firefighting and BR locomotive applications
Product diesel_engine Q1431070
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Napier Deltic

Summary

Napier Deltic is a diesel engine[1]. It ranks in the top 10% of diesel_engine entities by monthly Wikipedia readership (495 views/month).[2]

Key Facts

  • Napier Deltic's image is recorded as Napier Deltic Engine.jpg[3].
  • Napier Deltic's instance of is recorded as diesel engine[4].
  • Napier Deltic's subclass of is recorded as opposed-piston engine[5].
  • Napier Deltic's subclass of is recorded as two-stroke diesel engine[6].
  • Napier Deltic's Commons category is recorded as Napier Deltic[7].
  • Napier Deltic's Freebase ID is recorded as /m/01rt47[8].
  • Napier Deltic's topic's main category is recorded as Category:Napier Deltic[9].

Why It Matters

Napier Deltic ranks in the top 10% of diesel_engine entities by monthly Wikipedia readership (495 views/month).[2] It has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[10] It is known by 4 alternative names across languages and contexts.[11]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . Freebase Data Dumps. wikidata.org.
  7. [9] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [10] ↑ . Wikidata sitelinks. wikidata.org.
  3. [11] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Napier Deltic. Retrieved May 3, 2026, from https://4ort.xyz/entity/napier-deltic
MLA “Napier Deltic.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/napier-deltic.
BibTeX @misc{4ortxyz_napier-deltic_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Napier Deltic}}, year = {2026}, url = {https://4ort.xyz/entity/napier-deltic}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Napier Deltic — https://4ort.xyz/entity/napier-deltic (retrieved 2026-05-03)

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