Yup, that'd be it. I'm pretty sure 1973 was the first year for electronic gauges.
This is from my 1971 M115 engine.
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“Whatever story you're telling, it will be more interesting if, at the end you add, "and then everything burst into flames.”
― Brian P. Cleary, You Oughta Know By Now
Last edited by Mike D; 02-08-2017 at 05:00 PM.
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