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Old 02-09-2017, 10:28 AM   #13 (permalink)
ThermionicScott
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Quote:
Originally Posted by cRiPpLe_rOoStEr View Post
When it comes to CNG conversions, some folks refer to a single-point injection setup as "closed loop" and to multi-point injection as "positive pressure". Anyway, I'm not so used to those older EFI setups, but oxygen sensors were not so common at least until mid-'80s.
Ah, that's interesting.
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