# BMW Z4 Returns as a 429-HP Roadster BMW Never Made Page: https://stenobird.com/podcast/autoblog-news-1708029/bmw-z4-returns-as-a-429-hp-roadster-bmw-never-made Text version: https://stenobird.com/podcast/autoblog-news-1708029/bmw-z4-returns-as-a-429-hp-roadster-bmw-never-made.md Podcast: [Autoblog News](https://stenobird.com/podcast/autoblog-news-1708029) Published: 2026-09-12T17:51:00+00:00 Episode link: https://www.autoblog.com/news/bmw-z4-returns-as-a-429-hp-roadster-bmw-never-made Audio file: https://www.autoblog.com/.image/NzowMDAwMDAwMDAxMjIyMDc3/bovensiepen-spider.png?profile=rss Processing state: not_requested JSON: https://stenobird.com/v1/public/podcasts/autoblog-news-1708029/episodes/bmw-z4-returns-as-a-429-hp-roadster-bmw-never-made ## Resource Built by Bovensiepen, this so-called Spider can sprint from 0 to 62 mph in 4.2 seconds and reach a top speed of 183 mph. ## Actions - request_transcript: `POST https://stenobird.com/v1/public/podcasts/autoblog-news-1708029/episodes/bmw-z4-returns-as-a-429-hp-roadster-bmw-never-made/transcription-requests` — Idempotently request low-priority transcript generation for this episode. - read_markdown: `GET https://stenobird.com/podcast/autoblog-news-1708029/bmw-z4-returns-as-a-429-hp-roadster-bmw-never-made.md` — Read the agent-friendly Markdown representation of this episode resource. A page view does not enqueue transcription. Agents should invoke `request_transcript` explicitly when they need this episode processed. ## Transcript Full transcripts are not published on public pages unless there is a clear rights basis.