Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site watdcsu.UUCP Path: utzoo!watmath!watnot!watdcsu!haapanen From: haapanen@watdcsu.UUCP (Tom Haapanen [DCS]) Newsgroups: net.auto.tech Subject: Spark plug technology Message-ID: <1856@watdcsu.UUCP> Date: Sat, 9-Nov-85 09:33:04 EST Article-I.D.: watdcsu.1856 Posted: Sat Nov 9 09:33:04 1985 Date-Received: Sun, 10-Nov-85 09:44:30 EST Reply-To: haapanen@watdcsu.UUCP (Tom Haapanen [DCS]) Organization: U of Waterloo, Ontario Lines: 40 As well all know (since we read net.auto.tech, right?), a spark plug has an end shaped something like the diagram below: |---------------\ |-------------\ \ gap --> _____ \ \ | | \ \ | | | | | | | | Well, how about this design? I found one of these just last night. Anybody seen it before? gap | | v |----| |---------------\ | | |-------------\ \ | | \ \ | | \ \ | | | | | | | | Where I found this was on my new (!) 1956 Porsche 356A 1600 engine. I was disassembling it, and pulled the spark plugs to examine them. I took me about three looks before I actually figured out why the plugs didn't look right. Is this what all plugs used to look like 30 years ago or is this specifically a Porsche plug (they're made by Bosch). \tom haapanen watmath!watdcsu!haapanen Im all lost in the Supermarket I can no longer shop happily I came in here for that special offer Guaranteed personality (c) The Clash, 1979