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International Automotive Technicians Network
Re: What was it like to be a mechanic in the 70s amd 80s
Posted to Open Discussion Forum on 1/26/2019

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when Ford first went metric, all the oil pan drain plugs had a 16mm head. I used to joke that it was because they figured techs were too dumb to figure out metric and 16mm is nearly identical to 5/8"... Login to read more.