Image: Spark plug insulator
Size of this preview: 800 × 600 pixels. Other resolutions: 320 × 240 pixels | 1,824 × 1,368 pixels.
Original image (1,824 × 1,368 pixels, file size: 685 KB, MIME type: image/jpeg)
Description: Dissected spark plug showing one-piece alumina insulator and core removed from metal holder. The glaze line can be seen, along with the sealing surfaces.
Title: Spark plug insulator
Credit: Own work by the original uploader
Author: User:Industry shill
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
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