{"podcast":{"title":"Cycle World Podcast","slug":"cycle-world-podcast-6850183","podcast_index_feed_id":6850183,"rss_url":"https://anchor.fm/s/f21971c8/podcast/rss","website_url":"https://www.cycleworld.com/","image_url":"https://d3t3ozftmdmh3i.cloudfront.net/staging/podcast_uploaded_nologo/40517538/40517538-1708031741773-291ca4fee196.jpg","author":"Cycle World","episode_count":122,"summary":"Join Technical Editor Kevin Cameron and Editor-in-Chief Mark Hoyer for the weekly Cycle World podcast for lively conversations about motorcycles and the people who build and ride them. Cameron’s legendary knowledge and ability to describe highly technical subjects in ways that are easy to understand allies with Hoyer’s massive testing background and hands-on work in the CW garage.","last_synced_at":null,"page_url":"https://stenobird.com/podcast/cycle-world-podcast-6850183"},"episode":{"title":"Why Steel Pistons and Cylinder Heads? Why Now?","slug":"why-steel-pistons-and-cylinder-heads-why-now","published_at":"2026-02-04T17:50:56+00:00","page_url":"https://stenobird.com/podcast/cycle-world-podcast-6850183/why-steel-pistons-and-cylinder-heads-why-now","show_page_url":"https://stenobird.com/podcast/cycle-world-podcast-6850183","url":"https://podcasters.spotify.com/pod/show/cycle-world/episodes/Why-Steel-Pistons-and-Cylinder-Heads--Why-Now-e3ekv09","audio_url":"https://anchor.fm/s/f21971c8/podcast/play/115030473/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2026-1-4%2F417469078-44100-2-073fe73dd33ed.mp3","summary":"In the early days of internal combustion engines, pistons were typically made of steel, but it wasn't long before aluminum took over (thanks, W.O. Bentley). But steel pistons and even cylinder heads are coming back in special applications. Kevin and Mark dive in to 3D printed steel pistons, turbo housings, and steel cylinder heads in F1 and other racing. The guys take a deep dive into boost, piston temperature, lean burn, diesel, additive manufacturing and so much more.","meta_description":"In the early days of internal combustion engines, pistons were typically made of steel, but it wasn't long before aluminum took over (thanks, W.O. Bentley…","key_points":[],"chapters":[],"topics":[],"duration_seconds":3806,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/cycle-world-podcast-6850183/episodes/why-steel-pistons-and-cylinder-heads-why-now/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/cycle-world-podcast-6850183/why-steel-pistons-and-cylinder-heads-why-now.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}